\nRole\n\nKeyring is seeking a Smart Contract Developer who will be instrumental in designing and implementing our smart contract strategy. You will pioneer a range of applications across multiple chains, starting with Ethereum. By joining Keyring, you will have the opportunity to shape a cutting-edge platform that blends zero-knowledge, blockchain technology, and advanced data structures; all to enable dynamic logic flows leveraging sensitive data, in a scalable way.\n\n\nThe ideal candidate is set on becoming a global expert and leader in the smart contract development field. You should be quick to grasp new concepts, possess a deep understanding of the technologies you work with, and be a natural problem solver.\n\n\nWe value self-starters with the motivation to create new things, build POCs, and consistently deliver. You’re capable of identifying and leveraging emerging trends in smart contract technologies to keep Keyring at the forefront of the industry. Your approach should be adaptive, with a commitment to continuous learning.\n\n\nStrong leadership and communication skills are essential, as you will be leading client interactions for smart contracts integration across various use cases. Your role will involve thinking creatively about integration options and proposing solutions. You should also be constantly seeking optimization opportunities in the existing code base.\n\n\nIf you thrive in a dynamic, fast-paced environment and are keen to make a significant impact in the blockchain space, we encourage you to apply. Your experience should demonstrate your technical capabilities and your proficiency in delivering highly technical solutions in fast-paced blockchain projects.\n\n\n \n\n\nResponsibilities\n\n\n\n * Develop and implement cutting-edge smart contract solutions, across various blockchains\n\n * Ensure the security, performance, and scalability of our smart contract applications\n\n * Conduct rigorous testing and continuous improvement for better performance (gas and latency-wise)\n\n * Partner closely with the founders and technical leads to define our smart contracts roadmap and its integration into our broader strategy\n\n * Lead client integration efforts, designing solutions and collaborating with other technical teams within Keyring to ensure seamless feature delivery\n\n * Initiate and drive POCs to further Keyring's position in smart contract innovation\n\n * Stay updated with the latest developments in blockchain and smart contract technology, and apply this knowledge to our projects\n\n * As we grow, guide a team of developers, fostering a culture of innovation and excellence\n\n\n\n\n\n \n\n\nExperience\n\n\n\n * 5+ years of experience in blockchain technology and smart contract development\n\n * Demonstrated experience on Ethereum blockchain, and other relevant technologies\n\n * Leadership experience in a start-up or a high-growth blockchain company\n\n * Proven track record of developing and implementing complex blockchain solutions\n\n\n\n\n\n \n\n\nSkills\n\n\n\n * Expertise in Solidity smart contracts\n\n * Strong Javascript experience\n\n * Bonus: Python or Rust\n\n * Deep knowledge of blockchain protocols and architecture\n\n * Deep understanding of smart contract security practices and standards\n\n * Familiarity with Ethereum development tools and frameworks\n\n * Quick and consistent delivery of high-quality results while maintaining attention to detail\n\n * Exceptional problem-solving skills\n\n * Strong communication and leadership abilities\n\n * Ability to collaborate effectively and interface with internal and external stakeholders\n\n\n\n\n\n \n\n\nLocation\n\n\n\n * Fully remote\n\n * The team is currently located across Western Hemisphere\n\n * No travel requirements\n\n\n\n\n\n \n\n\nCompensation & Package\n\n\n\n * Annual base: 120-140k (can stretch to 160k for top engineers)\n\n * Equity options: Yes\n\n * Flexible work hours and holiday\n\n * New joiner equipment bonus\n\n\n \n\n#Salary and compensation\n No salary data published by company so we estimated salary based on similar jobs related to Python, Testing, Travel, JavaScript and Engineer jobs that are similar:\n\n $60,000 — $110,000/year\n
\n\n#Benefits\n 💰 401(k)\n\n🌎 Distributed team\n\n⏰ Async\n\n🤓 Vision insurance\n\n🦷 Dental insurance\n\n🚑 Medical insurance\n\n🏖 Unlimited vacation\n\n🏖 Paid time off\n\n📆 4 day workweek\n\n💰 401k matching\n\n🏔 Company retreats\n\n🏬 Coworking budget\n\n📚 Learning budget\n\n💪 Free gym membership\n\n🧘 Mental wellness budget\n\n🖥 Home office budget\n\n🥧 Pay in crypto\n\n🥸 Pseudonymous\n\n💰 Profit sharing\n\n💰 Equity compensation\n\n⬜️ No whiteboard interview\n\n👀 No monitoring system\n\n🚫 No politics at work\n\n🎅 We hire old (and young)\n\n
\n\n#Location\nWorldwide

\n\n \n \n \n\n\n\n\nThe data science community is diverse in skill sets, objectives, and preferences for tools and workflows. Through our innovative visualization tools and software, we enable the creation, analysis and sharing of data-driven insights across the globe. As a member of Plotly’s Engineering team, you will be part of a group that is passionate about solving complex problems and enabling a seamless user experience. Our team thrives on autonomy, collaboration, continuous learning, and pushing the boundaries of what's possible in the data viz space. As a member of our team, you will have the opportunity to work on cutting-edge technologies and contribute to innovative solutions that empower our customers to make data-driven decisions. You'll be working with a diverse team of experts across the organization who are committed to excellence and thrive in a fast-paced, dynamic environment.\n\n \n\n\n \n\nWe are seeking a highly skilled and experienced Senior Software Developer in Test (SDET) to join our dynamic team. As a Senior SDET, you will play a critical role in ensuring the quality and reliability of our products through the design, development, and execution of comprehensive automated testing strategies. You will collaborate closely with cross-functional teams, including developers, product managers, and quality assurance engineers, to identify areas for increasing our automated test coverage and enhance the overall software development process.\n\nThe technologies you would be working with include: \n\n\n* Cypress\n\n* JavaScript/TypeScript\n\n* React\n\n* Python\n\n* NestJS\n\n* Kubernetes for infrastructure orchestration\n\n* Cloud Providers: AWS, Azure, GCP (consumer and enterprise-level solutions) \n\n\n\nResponsibilities:\n\n\n* Design, develop, and maintain automated test scripts and test suites for functional, performance, and regression testing for APIs, Platform and UI software components.\n\n* Create detailed, comprehensive, and well-structured test plans, and test cases.\n\n* Test existing current products to identify, isolate, and track defects.\n\n* Perform manual tests, when necessary, to maintain a balanced approach alongside automated testing.\n\n* Ensure products meet business and technical requirements, customer expectations as well as performance and reliability standards.\n\n* Contribute to the strategic planning of Plotly's overall product testing strategy.Serve as a knowledgeable resource for testing automation, providing training and technical guidance to team members as needed.\n\n* Actively participate in code reviews, design discussions, and project planning meetings.\n\n* Use your creativity, curiosity, and resourcefulness to increase the quality at Plotly.\n\n* Block software releases if they don’t meet your standards (don’t worry, we’ll have your back!)\n\n* Help cultivate an environment of exceptional software quality. Educate and help others understand why they’ll soon love product quality as much as you do.\n\n* Train, mentor and educate fellow team members.\n\n\n\nJob Requirements:\n\n\n* Bachelor's degree in computer science or a related field.\n\n* 5+ years of related professional experience as a software developer or software developer in test\n\n* Proficient in writing test cases, developing automated scripts, and utilizing automation tool frameworks and maintaining test data sets.\n\n* Experience with load and performance testing including design, development, implementation and reporting.\n\n* Familiarity with  working in a containerized (Docker, Kubernetes) environment. \n\n* Experience with test automation frameworks and scripting programing languages such as Cypress, JavaScript and TypeScript.\n\n* Experience in testing API / Restful services.\n\n* Excellent organizational skills to handle multiple tasks within project timelines.\n\n* Effective communication skills for collaborating with cross-functional teams.\n\n* Demonstrates a strong passion for continuous learning and staying updated with emerging technologies, industry trends, and best practices in software testing and quality assurance.\n\n\n\n\nBonus Points \n\n\n* Experience with Python programming language\n\n* Exposure to data science and machine learning concepts.\n\n* Familiarity with Continuous Integration (CI) environments, particularly using Github Actions.\n\n* Knowledge of GitHub, CI, and DevOps practices.\n\n\n\n\nDon’t meet all the requirements, but you feel you would be a great fit to our plot-legion? Don’t hesitate to apply!\n\n \n\n\n \nWhat you can expect from us:\n\n\n\nHealth & Wellbeing\n\n\n* Comprehensive health coverage\n\n* Generous PTO \n\n* Parental leave top-up program\n\n\n\n\n\n\nGrowth & Future\n\n\n* Stock options for all full-time employees\n\n* Learning & development program\n\n* Work alongside a dedicated team \n\n\n\n\n\n\nFlexibility & Community\n\n\n* Remote-first work\n\n* Home office support\n\n* Employee led DE&I resource group\n\n* Plotly Community Forum\n\n\n\n\n\n\n\n\nWhy Plotly?\n\nUnleash your creativity and shape the future of data analytics! \n\nFounded by innovators and driven by our community of users and customers, we eagerly tackle every challenge, from crafting state-of-the-art UI for seamless data interaction to optimizing our graphing libraries and services for highly reliable performance. Our journey has only begun! \n\nWe are a tight-knit and quickly growing team where each member can make an immediate, meaningful impact. We take on complex problems, work hard, and are firm believers in the open-source mission. At Plotly, you'll work alongside a diverse team of first-class engineers, developers, scientists, and builders that challenge the status quo and set a high bar. We encourage each member of our team to explore and expand their skill sets continually, and to approach every problem with curiosity and an open mind. Together, we make it possible for people everywhere to share data and insights that make real impacts in business and around the world.\n\nPlotly is an equal-opportunity employer and does not discriminate on the basis of race, religion, color, sex, gender identity, sexual orientation, age, non-disqualifying physical or mental disability, national origin, veteran status, or any other basis covered by appropriate law. If you require any accommodations, please let us know during the application process. \n\n\n\n \n\nDéveloppeur logiciel sénior en test\n\n \n\nLa communauté de la science des données est diversifiée en termes de compétences, d'objectifs et de préférences en matière d'outils et de flux de travail. Grâce à nos outils et logiciels de visualisation innovants, nous permettons la création, l'analyse et le partage d'informations basées sur les données à travers le monde.\n\nEn tant que membre de l'équipe d'ingénierie de Plotly, vous ferez partie d'un groupe passionné par la résolution de problèmes complexes et par une expérience utilisateur transparente. Notre équipe se nourrit d'autonomie, de collaboration, d'apprentissage continu, et repousse les limites du possible dans le domaine de la visualisation de données. En tant que membre de notre équipe, vous aurez l'opportunité de travailler sur des technologies de pointe et de contribuer à des solutions innovantes qui permettent à nos clients de prendre des décisions basées sur des données. Vous travaillerez avec une équipe diversifiée d'experts à travers l'organisation qui sont engagés à l'excellence et s'épanouissent dans un environnement dynamique et rapide.\n\n \n\n\n \n\nNous sommes à la recherche d'un développeur de logiciels en test (SDET) hautement qualifié et expérimenté pour rejoindre notre équipe dynamique. En tant que SDET senior, vous jouerez un rôle essentiel en garantissant la qualité et la fiabilité de nos produits grâce à la conception, au développement et à l'exécution de stratégies de test automatisées complètes. Vous collaborerez étroitement avec des équipes interfonctionnelles, notamment des développeurs, des chefs de produit et des ingénieurs en assurance qualité, afin d'identifier les domaines dans lesquels il est possible d'accroître la couverture de nos tests automatisés et d'améliorer le processus de développement logiciel dans son ensemble.\n\nLes technologies avec lesquelles vous travaillerez sont les suivantes:\n\n\n* Cypress\n\n* Python \n\n* JavaScript/TypeScript\n\n* React\n\n* NestJS\n\n* Kubernetes pour l'orchestration de l'infrastructure\n\n*  Fournisseurs de cloud : AWS, Azure, GCP (solutions grand public et d'entreprise) \n\n\n\nPrincipales responsabilités:\n\n\n* Concevoir, développer et maintenir des scripts de tests automatisés et des suites de tests pour les tests fonctionnels, de performance et de régression pour les API, la plateforme et les composants logiciels de l'interface utilisateur.\n\n* Créer des plans de test détaillés, complets et bien structurés, ainsi que des cas de test.\n\n* Tester les produits existants afin d'identifier, d'isoler et de suivre les défauts.\n\n* Effectuer des tests manuels, si nécessaire, afin de maintenir une approche équilibrée avec les tests automatisés.\n\n* Veiller à ce que les produits répondent aux exigences commerciales et techniques, aux attentes des clients ainsi qu'aux normes de performance et de fiabilité.\n\n* Contribuer à la planification stratégique de la stratégie globale de test des produits de Plotly. Servir de ressource compétente pour l'automatisation des tests, en fournissant une formation et des conseils techniques aux membres de l'équipe si nécessaire.\n\n* Participer activement aux revues de code, aux discussions sur la conception et aux réunions de planification de projet.\n\n* Vous avez la capacité d'utiliser votre créativité, votre curiosité et votre ingéniosité pour améliorer la qualité de Plotly.\n\n* Bloquer les versions logicielles si elles ne répondent pas à vos critères (ne vous inquiétez pas, nous vous soutiendrons !).\n\n* Contribuer à cultiver un environnement de qualité logicielle exceptionnelle. Sensibiliser et aider les autres à comprendre pourquoi ils aimeront bientôt la qualité des produits autant que vous.\nFormer, encadrer et éduquer les autres membres de l'équipe.\n\n\n\nExigences du poste:\n\n\n* Baccalauréat en informatique ou dans un domaine connexe.\n\n* Plus de 5 ans d'expérience professionnelle en tant que développeur de logiciels ou développeur de logiciels en test.\n\n* Vous maîtrisez la rédaction de cas de test, le développement de scripts automatisés, l'utilisation de cadres d'outils d'automatisation et la maintenance d'ensembles de données de test.\n\n* Expérience des tests de charge et de performance, y compris la conception, le développement, la mise en œuvre et l'établissement de rapports.\n\n* Familiarité avec le travail dans un environnement conteneurisé (Docker, Kubernetes).\n\n*  Expérience des cadres d'automatisation des tests et des langages de programmation de scripts tels que Cypress, JavaScript et TypeScript.\n\n* Expérience dans les tests d'API / services Restful.\n\n* Excellentes compétences organisationnelles pour gérer des tâches multiples dans le respect des délais du projet.\n\n* Compétences de communication efficaces pour collaborer avec des équipes interfonctionnelles.\n\n* Démontre une forte passion pour l'apprentissage continu et se tient au courant des technologies émergentes, des tendances de l'industrie et des meilleures pratiques en matière de tests de logiciels et d'assurance de la qualité.\n\n\n\nAtouts:\n\n\n* Expérience avec le langage de programmation Python\n\n* Exposition à la science des données et aux concepts d'apprentissage automatique.\n\n* Familiarité avec les environnements d'intégration continue (CI), en particulier avec GitHub Action.\n\n* Connaissance de GitHub, de l'intégration continue et des pratiques DevOps.\n\n\n\n\nVous ne répondez pas à toutes les exigences, mais vous pensez que vous seriez un bon candidat ? N'hésitez pas à poser votre candidature!\n\nCe que vous pouvez attendre de nous:\n\n\n\nSanté et bien-être\n\n\n* Couverture santé complète \n\n* Temps libre rémunéré généreux et horaires de travail flexibles \n\n* Programme de complément de congé parental\n\n\n\n\n\n\nCroissance et avenir\n\n\n* Options d'achat d'actions pour tous les employés à temps plein \n\n* Programme d'apprentissage et de développement \n\n* Travailler avec une équipe dévouée\n\n\n\n\n\n\nFlexibilité et communauté\n\n\n* Entièrement à distance \n\n* Soutien au bureau à domicile \n\n* Groupe de ED&I dirigé par les employés \n\n* Forum de la communauté Plotly\n\n\n\n\n\n\n\n \n\nPourquoi Plotly?\n\nLibérez votre créativité et façonnez l'avenir de l'analyse des données! \n\nFondé par des innovateurs et guidé par notre communauté d'utilisateurs et de clients, nous sommes impatients de relever chaque défi, de la conception d'une interface utilisateur pour une interaction transparente avec les données à l'optimisation de nos bibliothèques de graphiques et de nos services pour une performance hautement fiable. Notre voyage ne fait que commencer ! \n\nNous sommes une équipe soudée et en pleine croissance où chaque membre peut avoir un impact immédiat et significatif. Nous nous attaquons à des problèmes complexes, nous travaillons dur et nous croyons fermement en la mission de l'open-source. Chez Plotly, vous travaillerez aux côtés d'une équipe diversifiée d'ingénieurs, de développeurs, de scientifiques et de créateurs de premier ordre qui remettent en question le statu quo et placent la barre très haut. Nous encourageons chaque membre de notre équipe à explorer et à élargir continuellement ses compétences, et à aborder chaque problème avec curiosité et ouverture d'esprit. Ensemble, nous rendons possible le partage de données et d'informations qui ont un impact réel sur les entreprises et le monde entier.\n\n \n\n\n \n\n#Salary and compensation\n No salary data published by company so we estimated salary based on similar jobs related to Design, Python, Testing, DevOps, JavaScript, Cloud, API and Senior jobs that are similar:\n\n $60,000 — $110,000/year\n
\n\n#Benefits\n 💰 401(k)\n\n🌎 Distributed team\n\n⏰ Async\n\n🤓 Vision insurance\n\n🦷 Dental insurance\n\n🚑 Medical insurance\n\n🏖 Unlimited vacation\n\n🏖 Paid time off\n\n📆 4 day workweek\n\n💰 401k matching\n\n🏔 Company retreats\n\n🏬 Coworking budget\n\n📚 Learning budget\n\n💪 Free gym membership\n\n🧘 Mental wellness budget\n\n🖥 Home office budget\n\n🥧 Pay in crypto\n\n🥸 Pseudonymous\n\n💰 Profit sharing\n\n💰 Equity compensation\n\n⬜️ No whiteboard interview\n\n👀 No monitoring system\n\n🚫 No politics at work\n\n🎅 We hire old (and young)\n\n

\nWe're looking for a savvy and experienced Senior Data Engineer to join the Data Platform Engineering team at Hims. As a Senior Data Engineer, you will work with the analytics engineers, product managers, engineers, security, DevOps, analytics, and machine learning teams to build a data platform that backs the self-service analytics, machine learning models, and data products serving over a million Hims & Hers users.\nYou Will:\n\n\n* Architect and develop data pipelines to optimize performance, quality, and scalability\n\n* Build, maintain & operate scalable, performant, and containerized infrastructure required for optimal extraction, transformation, and loading of data from various data sources\n\n* Design, develop, and own robust, scalable data processing and data integration pipelines using Python, dbt, Kafka, Airflow, PySpark, SparkSQL, and REST API endpoints to ingest data from various external data sources to Data Lake\n\n* Develop testing frameworks and monitoring to improve data quality, observability, pipeline reliability, and performance\n\n* Orchestrate sophisticated data flow patterns across a variety of disparate tooling\n\n* Support analytics engineers, data analysts, and business partners in building tools and data marts that enable self-service analytics\n\n* Partner with the rest of the Data Platform team to set best practices and ensure the execution of them\n\n* Partner with the analytics engineers to ensure the performance and reliability of our data sources\n\n* Partner with machine learning engineers to deploy predictive models\n\n* Partner with the legal and security teams to build frameworks and implement data compliance and security policies\n\n* Partner with DevOps to build IaC and CI/CD pipelines\n\n* Support code versioning and code deployments for data Pipelines\n\n\n\nYou Have:\n\n\n* 8+ years of professional experience designing, creating and maintaining scalable data pipelines using Python, API calls, SQL, and scripting languages\n\n* Demonstrated experience writing clean, efficient & well-documented Python code and are willing to become effective in other languages as needed\n\n* Demonstrated experience writing complex, highly optimized SQL queries across large data sets\n\n* Experience with cloud technologies such as AWS and/or Google Cloud Platform\n\n* Experience with Databricks platform\n\n* Experience with IaC technologies like Terraform\n\n* Experience with data warehouses like BigQuery, Databricks, Snowflake, and Postgres\n\n* Experience building event streaming pipelines using Kafka/Confluent Kafka\n\n* Experience with modern data stack like Airflow/Astronomer, Databricks, dbt, Fivetran, Confluent, Tableau/Looker\n\n* Experience with containers and container orchestration tools such as Docker or Kubernetes\n\n* Experience with Machine Learning & MLOps\n\n* Experience with CI/CD (Jenkins, GitHub Actions, Circle CI)\n\n* Thorough understanding of SDLC and Agile frameworks\n\n* Project management skills and a demonstrated ability to work autonomously\n\n\n\nNice to Have:\n\n\n* Experience building data models using dbt\n\n* Experience with Javascript and event tracking tools like GTM\n\n* Experience designing and developing systems with desired SLAs and data quality metrics\n\n* Experience with microservice architecture\n\n* Experience architecting an enterprise-grade data platform\n\n\n \n\n#Salary and compensation\n No salary data published by company so we estimated salary based on similar jobs related to Python, Docker, Testing, DevOps, JavaScript, Cloud, API, Senior, Legal and Engineer jobs that are similar:\n\n $60,000 — $110,000/year\n
\n\n#Benefits\n 💰 401(k)\n\n🌎 Distributed team\n\n⏰ Async\n\n🤓 Vision insurance\n\n🦷 Dental insurance\n\n🚑 Medical insurance\n\n🏖 Unlimited vacation\n\n🏖 Paid time off\n\n📆 4 day workweek\n\n💰 401k matching\n\n🏔 Company retreats\n\n🏬 Coworking budget\n\n📚 Learning budget\n\n💪 Free gym membership\n\n🧘 Mental wellness budget\n\n🖥 Home office budget\n\n🥧 Pay in crypto\n\n🥸 Pseudonymous\n\n💰 Profit sharing\n\n💰 Equity compensation\n\n⬜️ No whiteboard interview\n\n👀 No monitoring system\n\n🚫 No politics at work\n\n🎅 We hire old (and young)\n\n
\n\n#Location\nSan Francisco, California, United States

\nRole\n\nKeyring is seeking a Smart Contract Developer who will be instrumental in designing and implementing our smart contract strategy. You will pioneer a range of applications across multiple chains, starting with Ethereum. By joining Keyring, you will have the opportunity to shape a cutting-edge platform that blends zero-knowledge, blockchain technology, and advanced data structures; all to enable dynamic logic flows leveraging sensitive data, in a scalable way.\n\n\nThe ideal candidate is set on becoming a global expert and leader in the smart contract development field. You should be quick to grasp new concepts, possess a deep understanding of the technologies you work with, and be a natural problem solver.\n\n\nWe value self-starters with the motivation to create new things, build POCs, and consistently deliver. You’re capable of identifying and leveraging emerging trends in smart contract technologies to keep Keyring at the forefront of the industry. Your approach should be adaptive, with a commitment to continuous learning.\n\n\nStrong leadership and communication skills are essential, as you will be leading client interactions for smart contracts integration across various use cases. Your role will involve thinking creatively about integration options and proposing solutions. You should also be constantly seeking optimization opportunities in the existing code base.\n\n\nIf you thrive in a dynamic, fast-paced environment and are keen to make a significant impact in the blockchain space, we encourage you to apply. Your experience should demonstrate your technical capabilities and your proficiency in delivering highly technical solutions in fast-paced blockchain projects.\n\n\n \n\n\nResponsibilities\n\n\n\n * Develop and implement cutting-edge smart contract solutions, across various blockchains\n\n * Ensure the security, performance, and scalability of our smart contract applications\n\n * Conduct rigorous testing and continuous improvement for better performance (gas and latency-wise)\n\n * Partner closely with the founders and technical leads to define our smart contracts roadmap and its integration into our broader strategy\n\n * Lead client integration efforts, designing solutions and collaborating with other technical teams within Keyring to ensure seamless feature delivery\n\n * Initiate and drive POCs to further Keyring's position in smart contract innovation\n\n * Stay updated with the latest developments in blockchain and smart contract technology, and apply this knowledge to our projects\n\n * As we grow, guide a team of developers, fostering a culture of innovation and excellence\n\n\n\n\n\n \n\n\nExperience\n\n\n\n * 5+ years of experience in blockchain technology and smart contract development\n\n * Demonstrated experience on Ethereum blockchain, and other relevant technologies\n\n * Leadership experience in a start-up or a high-growth blockchain company\n\n * Proven track record of developing and implementing complex blockchain solutions\n\n\n\n\n\n \n\n\nSkills\n\n\n\n * Expertise in Solidity smart contracts\n\n * Strong Javascript experience\n\n * Bonus: Python or Rust\n\n * Deep knowledge of blockchain protocols and architecture\n\n * Deep understanding of smart contract security practices and standards\n\n * Familiarity with Ethereum development tools and frameworks\n\n * Quick and consistent delivery of high-quality results while maintaining attention to detail\n\n * Exceptional problem-solving skills\n\n * Strong communication and leadership abilities\n\n * Ability to collaborate effectively and interface with internal and external stakeholders\n\n\n\n\n\n \n\n\nLocation\n\n\n\n * Fully remote\n\n * The team is currently located across Western Hemisphere\n\n * No travel requirements\n\n\n\n\n\n \n\n\nCompensation & Package\n\n\n\n * Annual base: 120-140k (can stretch to 160k for top engineers)\n\n * Equity options: Yes\n\n * Flexible work hours and holiday\n\n * New joiner equipment bonus\n\n\n \n\n#Salary and compensation\n No salary data published by company so we estimated salary based on similar jobs related to Solidity, Ethereum, Python, Testing, JavaScript and Engineer jobs that are similar:\n\n $70,000 — $110,000/year\n
\n\n#Benefits\n 💰 401(k)\n\n🌎 Distributed team\n\n⏰ Async\n\n🤓 Vision insurance\n\n🦷 Dental insurance\n\n🚑 Medical insurance\n\n🏖 Unlimited vacation\n\n🏖 Paid time off\n\n📆 4 day workweek\n\n💰 401k matching\n\n🏔 Company retreats\n\n🏬 Coworking budget\n\n📚 Learning budget\n\n💪 Free gym membership\n\n🧘 Mental wellness budget\n\n🖥 Home office budget\n\n🥧 Pay in crypto\n\n🥸 Pseudonymous\n\n💰 Profit sharing\n\n💰 Equity compensation\n\n⬜️ No whiteboard interview\n\n👀 No monitoring system\n\n🚫 No politics at work\n\n🎅 We hire old (and young)\n\n
\n\n#Location\nWorldwide

\nRole\n\nKeyring is seeking a Smart Contract Developer who will be instrumental in designing and implementing our smart contract strategy. You will pioneer a range of applications across multiple chains, starting with Ethereum. By joining Keyring, you will have the opportunity to shape a cutting-edge platform that blends zero-knowledge, blockchain technology, and advanced data structures; all to enable dynamic logic flows leveraging sensitive data, in a scalable way.\n\n\nThe ideal candidate is set on becoming a global expert and leader in the smart contract development field. You should be quick to grasp new concepts, possess a deep understanding of the technologies you work with, and be a natural problem solver.\n\n\nWe value self-starters with the motivation to create new things, build POCs, and consistently deliver. You’re capable of identifying and leveraging emerging trends in smart contract technologies to keep Keyring at the forefront of the industry. Your approach should be adaptive, with a commitment to continuous learning.\n\n\nStrong leadership and communication skills are essential, as you will be leading client interactions for smart contracts integration across various use cases. Your role will involve thinking creatively about integration options and proposing solutions. You should also be constantly seeking optimization opportunities in the existing code base.\n\n\nIf you thrive in a dynamic, fast-paced environment and are keen to make a significant impact in the blockchain space, we encourage you to apply. Your experience should demonstrate your technical capabilities and your proficiency in delivering highly technical solutions in fast-paced blockchain projects.\n\n\n \n\n\nResponsibilities\n\n\n\n * Develop and implement cutting-edge smart contract solutions, across various blockchains\n\n * Ensure the security, performance, and scalability of our smart contract applications\n\n * Conduct rigorous testing and continuous improvement for better performance (gas and latency-wise)\n\n * Partner closely with the founders and technical leads to define our smart contracts roadmap and its integration into our broader strategy\n\n * Lead client integration efforts, designing solutions and collaborating with other technical teams within Keyring to ensure seamless feature delivery\n\n * Initiate and drive POCs to further Keyring's position in smart contract innovation\n\n * Stay updated with the latest developments in blockchain and smart contract technology, and apply this knowledge to our projects\n\n * As we grow, guide a team of developers, fostering a culture of innovation and excellence\n\n\n\n\n\n \n\n\nExperience\n\n\n\n * 5+ years of experience in blockchain technology and smart contract development\n\n * Demonstrated experience on Ethereum blockchain, and other relevant technologies\n\n * Leadership experience in a start-up or a high-growth blockchain company\n\n * Proven track record of developing and implementing complex blockchain solutions\n\n\n\n\n\n \n\n\nSkills\n\n\n\n * Expertise in Solidity smart contracts\n\n * Strong Javascript experience\n\n * Bonus: Python or Rust\n\n * Deep knowledge of blockchain protocols and architecture\n\n * Deep understanding of smart contract security practices and standards\n\n * Familiarity with Ethereum development tools and frameworks\n\n * Quick and consistent delivery of high-quality results while maintaining attention to detail\n\n * Exceptional problem-solving skills\n\n * Strong communication and leadership abilities\n\n * Ability to collaborate effectively and interface with internal and external stakeholders\n\n\n\n\n\n \n\n\nLocation\n\n\n\n * Fully remote\n\n * The team is currently located across Western Hemisphere\n\n * No travel requirements\n\n\n\n\n\n \n\n\nCompensation & Package\n\n\n\n * Annual base: 120-140k (can stretch to 160k for top engineers)\n\n * Equity options: Yes\n\n * Flexible work hours and holiday\n\n * New joiner equipment bonus\n\n\n \n\n#Salary and compensation\n No salary data published by company so we estimated salary based on similar jobs related to Solidity, Ethereum, Python, Testing, JavaScript and Engineer jobs that are similar:\n\n $65,000 — $110,000/year\n
\n\n#Benefits\n 💰 401(k)\n\n🌎 Distributed team\n\n⏰ Async\n\n🤓 Vision insurance\n\n🦷 Dental insurance\n\n🚑 Medical insurance\n\n🏖 Unlimited vacation\n\n🏖 Paid time off\n\n📆 4 day workweek\n\n💰 401k matching\n\n🏔 Company retreats\n\n🏬 Coworking budget\n\n📚 Learning budget\n\n💪 Free gym membership\n\n🧘 Mental wellness budget\n\n🖥 Home office budget\n\n🥧 Pay in crypto\n\n🥸 Pseudonymous\n\n💰 Profit sharing\n\n💰 Equity compensation\n\n⬜️ No whiteboard interview\n\n👀 No monitoring system\n\n🚫 No politics at work\n\n🎅 We hire old (and young)\n\n
\n\n#Location\nWorldwide

\n\nABOUT US:\n\nBraintrust is a user-owned talent network that connects top-tier professionals with the world's leading enterprises. We prioritize transparency, eliminating middlemen and high markups, ensuring job-seekers are matched swiftly to innovative roles while clients benefit from unparalleled efficiency and quality.\n\nABOUT THE HIRING PROCESS:\n\nThe hiring process for this role involves completing your Braintrust profile, applying directly to the role on Braintrust, and undergoing a one-time screening to ensure you meet our vetted talent specifications. After this, the hiring team will contact you directly if they believe you are a suitable match.\n\nOur process isn't for everyone, that's intentional. If you believe that you are a top candidate for this job, please join our network to give yourself the opportunity to work with top companies.\n\n \n\n\n* \nJOB TYPE: Freelance, Contract Position (no agencies/C2C - see notes below)\n\n* \nLOCATION: Remote - Europe - CET/WAT | Partial overlap\n\n* \nHOURLY RANGE: Our client is looking to pay $30 – $100/hr\n\n* \nESTIMATED DURATION: 40h/week - Short term\n\n* \nEXPERIENCE: 5-10 years\n\nBRAINTRUST JOB ID: 9729\n\n\n\n\n \n\nTHE OPPORTUNITY\n \n\n\n\n\n\n\n\n\nRequirements\n\n\n\nWhat You'll Do:\n\n\n* \n\nDesign and implement Node.js APIs handling over 1,800 requests / second at peak.\n\n\n* \n\nBuild highly scalable RESTful web services using Node.JS / Express framework\n\n\n* \n\nBuild various API's in Node utilizing the AWS services; DynamodB, Security Token Service, EC2 - from an existing Serverless Framework\n\n\n* \n\nWork closely with our product, design, marketing, server side, network and machine learning teams to optimize the singing experience on a weekly basis\n\nWhat You'll Need (The Fundamentals):\n\n\n* \n\n5+ years of development experience working with the modern frontend and the backend frameworks.\n\n\n* \n\nExpert in AWS and Serverless Architecture, experience in AWS stack (AWS Beanstalk, EC2, ELB, Lambda, Route53, VPC, Cloud front) and security practices (IAM, AWS Users and Roles, Tokins)\n\n\n* \n\nExtensively worked in Typescript \n\n\n* \n\nExperience with AWS Console, and configuring infrastructure: VPC, Subnets, EC2, AWS Batch, Cloudefront, Route53\n\n\n* \n\nExperience with AWS specific technologies: API Gateway, Lambda functions, S3, DynamoDb, RDS, Timestream, Secrets Manager, Cloudwatch, CloudTrail, Cloudformation, and more\n\n\n* \n\nFamiliarity with yaml pipelines & CI\CD, Jira, Github\n\n\n* \n\nExtensively worked with the frameworks like JQuery, Dojo, AngularJS, Angular 2.0 / 4.0 and React\n\n\n* \n\nBuilding highly scalable web services using Node.js and Java and Implemented Spring MVC, which includes writing controller classes for handling requests, processing form submissions and performed validations using Commons validator.\n\n\n* \n\nDeveloping micro services using Node.js / Java and used AWS Lambda functions to build Services.\n\n\n* \n\nWorked with Node.js Web frameworks like: Meteor, Express and Kraken.JS.\n\n\n* \n\nWorked with JavaScript testing frameworks like Jasmine, Quit, Mocha and Chai\n\n\n* \n\nWorked with various Databases like: MongoDB, SQL Server, Postgres, Dynamo DB\n\n\n* \n\nGood knowledge in various design patterns such as MVC, MVVM and Flux\n\n\n* \n\nWorked with the following build tools like Web pack, gulp and grunt\n\n\n* \n\nExperience Deploying the application to production, monitoring and troubleshooting the application in the production\n\n\n* \n\nUsed Docker containers for deploying the application and Mesos for maintaining the clusters. Developing scripts for build, deployment, maintenance and related tasks using Jenkins, Docker, Maven, Python and Bash\n\n\n* \n\nProficient in Java / J2EE Design Patterns including singleton, command, object pool, session facade, Model View Controller (MVC), Data Access Object (DAO).\n\n\n* \n\nWell versed with core Java concepts like collections, multithreading, serialization, Java beans.\n\n\n* \n\nHaving exposure to NoSQL databases such as MongoDB, Cassandra, Redis, Neo4j, Elastic Search.\n\n\n* \n\nExperience in Software-As-A-Service (SaaS) is a plus\n\n\n* \n\nExperience extracting data from the Unity platform a plus\n\n\n* \n\nExperience collaborating on projects and working efficiently as part of a team.\n\n\n* \n\nLove of owning a problem end-to-end.\n\n\n\n\n\nNice-To-Haves (the Unicorn list):\n\n\n* \n\nNo ego.\n\n\n* \n\nA Desire to be a Pioneer in Mobile 5G ie. you like to solve really hard problems (or problems that haven't existed yet)\n\n\n* \n\nA love of surrealist, absurdist comedy. I mean, 'No-one expects the Spanish Inquisition?', Am I right?\n\n\n* \n\nA strong passion for 'Social Contagion' Theory, and the desire to create a pro-social, pro-co-operative world.\n\n\n* \n\nPlay an instrument or love all things audio.\n\n\n\n\n\n\n\n\n\n\nWhat you’ll be working on\n\n\n\nROLE: Senior Backend Engineer with Serverless Framework experience for Pioneering 5G Music Infrastructure Project (REMOTE)\nCONTRACT TYPE: Initial 1-3 month contract (potential temp-to-permanent)\nLOCATION: REMOTE \nSTART DATE: December 2023/January 2024\n\nBackground\n\n‘Roads? Where we’re going, we don’t need roads.’ (Back to the Future)\n\nOpen Sesame's engineering team is seeking experienced senior Back End Engineer who is a pioneer; people who like doing things that haven't been done before and have a love for irreverent comedy (like Monty Python).\n\nThis role is a one-of-a-kind opportunity to join a rockstar team building a world-first B2B 5G audio infrastructure project, used by applications developers globally, with well-known global mobile operators, for millions of phones, to foster a pro-social, pro-cooperative communal experience for the entire world. No pressure.\n\nWhat You'll Do:\n\n\n* \n\nDesign and implement Node.js APIs handling over 1,800 requests / second at peak.\n\n\n* \n\nBuild highly scalable RESTful web services using Node.JS / Express framework\n\n\n* \n\nBuild various API's in Node utilizing the AWS services; DynamodB, Security Token Service, EC2 - from an existing Serverless Framework\n\n\n* \n\nWork closely with our product, design, marketing, server side, network and machine learning teams to optimize the singing experience on a weekly basis\n\nWhat You'll Need (The Fundamentals):\n\n\n* \n\n5+ years of development experience working with the modern frontend and the backend frameworks.\n\n\n* \n\nExpert in AWS and Serverless Architecture, experience in AWS stack (AWS Beanstalk, EC2, ELB, Lambda, Route53, VPC, Cloud front) and security practices (IAM, AWS Users and Roles, Tokins)\n\n\n* \n\nExtensively worked in Typescript \n\n\n* \n\nExperience with AWS Console, and configuring infrastructure: VPC, Subnets, EC2, AWS Batch, Cloudefront, Route53\n\n\n* \n\nExperience with AWS specific technologies: API Gateway, Lambda functions, S3, DynamoDb, RDS, Timestream, Secrets Manager, Cloudwatch, CloudTrail, Cloudformation, and more\n\n\n* \n\nFamiliarity with yaml pipelines & CI\CD, Jira, Github\n\n\n* \n\nExtensively worked with the frameworks like JQuery, Dojo, AngularJS, Angular 2.0 / 4.0 and React\n\n\n* \n\nBuilding highly scalable web services using Node.js and Java and Implemented Spring MVC, which includes writing controller classes for handling requests, processing form submissions and performed validations using Commons validator.\n\n\n* \n\nDeveloping micro services using Node.js / Java and used AWS Lambda functions to build Services.\n\n\n* \n\nWorked with Node.js Web frameworks like: Meteor, Express and Kraken.JS.\n\n\n* \n\nWorked with JavaScript testing frameworks like Jasmine, Quit, Mocha and Chai\n\n\n* \n\nWorked with various Databases like: MongoDB, SQL Server, Postgres, Dynamo DB\n\n\n* \n\nGood knowledge in various design patterns such as MVC, MVVM and Flux\n\n\n* \n\nWorked with the following build tools like Web pack, gulp and grunt\n\n\n* \n\nExperience Deploying the application to production, monitoring and troubleshooting the application in the production\n\n\n* \n\nUsed Docker containers for deploying the application and Mesos for maintaining the clusters. Developing scripts for build, deployment, maintenance and related tasks using Jenkins, Docker, Maven, Python and Bash\n\n\n* \n\nProficient in Java / J2EE Design Patterns including singleton, command, object pool, session facade, Model View Controller (MVC), Data Access Object (DAO).\n\n\n* \n\nWell versed with core Java concepts like collections, multithreading, serialization, Java beans.\n\n\n* \n\nHaving exposure to NoSQL databases such as MongoDB, Cassandra, Redis, Neo4j, Elastic Search.\n\n\n* \n\nExperience in Software-As-A-Service (SaaS) is a plus\n\n\n* \n\nExperience extracting data from the Unity platform a plus\n\n\n* \n\nExperience collaborating on projects and working efficiently as part of a team.\n\n\n* \n\nLove of owning a problem end-to-end.\n\n\n\n\n\nNice-To-Haves (the Unicorn list):\n\n\n* \n\nNo ego.\n\n\n* \n\nA Desire to be a Pioneer in Mobile 5G ie. you like to solve really hard problems (or problems that haven't existed yet)\n\n\n* \n\nA love of surrealist, absurdist comedy. I mean, 'No-one expects the Spanish Inquisition?', Am I right?\n\n\n* \n\nA strong passion for 'Social Contagion' Theory, and the desire to create a pro-social, pro-co-operative world.\n\n\n* \n\nPlay an instrument or love all things audio.\n\n\n* \n\nLives in NRW Germany region - https://en.wikipedia.org/wiki/North_Rhine-Westphalia\n\n\n\n\n\nAbout Open Sesame\nOpen Sesame Media is a B2B Communications PaaS venture providing low latency synchronized audio over 5G to application developers via its patented SyncStageTM platform. In short, we 'sync' a group of devices at extremely low latency (8 times faster than Google Meet, 5 times faster than Discord) to enable instant 'real time' grouped synchronized digital audio experiences. We just completed the world's-first music collaboration showcasing 3 guitarists performing together on SyncStage between 3 telecom networks and 3 countries. The guitarists performed remotely between NYC (Verizon), London (Vodafone), & Toronto (Rogers Communications).\n\nWe are working with and have tested SyncStage on major telecoms across the globe to bring our technology to market (including Verizon, Rogers, Vodafone, Deutsche Telekom, Orange, Telefonica, KDDI, Softbank, SK Telecom, and Singtel).\n\nWe are based in Los Angeles, CA, with an office in Cologne Germany.\n\n\n\n\n\n\n\n\n\n\n\nApply Now!\n\nNotes:\n\nOur employers all have varying legal and geographic requirements for their roles, they trust Braintrust to find them the talent that meet their unique specifications. For that reason, this role is not available to C2C candidates working with an agency. If you are a professional contractor who has created an LLC/corp around their consulting practice, this is well aligned with Braintrust and we’d welcome your application.\n\nBraintrust values the multitude of talents and perspectives that a diverse workforce brings. All qualified applicants will receive consideration for employment without regard to race, national origin, religion, age, color, sex, sexual orientation, gender identity, disability, or protected veteran status.\n\n \n\n#Salary and compensation\n No salary data published by company so we estimated salary based on similar jobs related to Design, Python, Consulting, Docker, Testing, JavaScript, Java, Serverless, Cloud, NoSQL, Typescript, Angular, Node, API, Mobile, Senior, Legal, Engineer and Backend jobs that are similar:\n\n $55,000 — $110,000/year\n
\n\n#Benefits\n 💰 401(k)\n\n🌎 Distributed team\n\n⏰ Async\n\n🤓 Vision insurance\n\n🦷 Dental insurance\n\n🚑 Medical insurance\n\n🏖 Unlimited vacation\n\n🏖 Paid time off\n\n📆 4 day workweek\n\n💰 401k matching\n\n🏔 Company retreats\n\n🏬 Coworking budget\n\n📚 Learning budget\n\n💪 Free gym membership\n\n🧘 Mental wellness budget\n\n🖥 Home office budget\n\n🥧 Pay in crypto\n\n🥸 Pseudonymous\n\n💰 Profit sharing\n\n💰 Equity compensation\n\n⬜️ No whiteboard interview\n\n👀 No monitoring system\n\n🚫 No politics at work\n\n🎅 We hire old (and young)\n\n
\n\n#Location\nEurope 1