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  •  ...CoreWeave is looking for a Senior Software Engineer to join its open-source team, focusing on ownership of backend projects and the Python ecosystem. This role requires engagement with a vibrant community, where you will balance user needs and company vision. The ideal... 
    Suggested

    CoreWeave

    San Francisco, CA
    2 days ago
  •  ...A well-funded data platform startup is seeking a software engineer to contribute to their open-sourced data engine. The hybrid role involves working in the SF office three days a week, focusing on both frontend and backend development. Candidates should have 3+ years... 
    Suggested
    Work at office
    3 days per week

    DRH Search

    San Francisco, CA
    2 days ago
  •  ...release. About The Role We’re hiring engineers to build the open‑source libraries that customers use to observe, understand, and...  ...providers. This role is ideal for engineers who are passionate about developer experience, API craftsmanship, and building fast, reliable,... 
    Suggested
    Flexible hours

    Brain Trust Inc

    San Francisco, CA
    2 days ago
  • $140k - $170k

     ...Alumni Ventures is hiring a CaseMark Software Engineer based in San Francisco, CA. This full-time role involves building open-source legal AI tools, integrating modern web frameworks, and collaborating on legal workflows. Candidates should have strong Next.js and TypeScript... 
    Suggested
    Full time

    Alumni Ventures

    San Francisco, CA
    3 days ago
  •  ...understanding of distributed transaction processing, concurrency control, and high-performance query engines , ~ Experience with open-source data lake formats (e.g., Apache Iceberg, Parquet, Delta) and the challenges associated with multi-engine interoperability , ~... 
    Suggested

    Snowflake Computing

    San Francisco, CA
    2 days ago
  •  ...An innovative AI platform company is seeking engineers to develop SDKs that enhance AI observability and evaluation. You will design...  ...operationalized. A strong background in Python and experience with SDKs and open-source libraries are essential for success in this dynamic... 
    Suggested

    Brain Trust Inc

    San Francisco, CA
    2 days ago
  •  ...Software Engineer to work on innovative blockchain products using Typescript and Solidity. The role involves writing open-source software and developing backends for high-traffic applications. Candidates should have over 4 years of experience, particularly in full-stack... 
    Suggested
    Remote work
    Flexible hours

    Blockchain Works

    San Francisco, CA
    1 day ago
  • A leading blockchain company is looking for an experienced TypeScript engineer to develop essential open-source tools and libraries for the ZetaChain platform. The ideal candidate will focus on creating a user-friendly TypeScript client and enhancing the developer experience... 
    Suggested
    Remote work

    WorksHub

    San Francisco, CA
    3 days ago
  •  ...A leading AI observability platform in San Francisco is seeking an Open Source Engineer specializing in Go. In this role, you will develop elegant and resilient SDKs that enhance AI evaluation and observability. The ideal candidate is passionate about developer experience... 
    Suggested

    Brain Trust Inc

    San Francisco, CA
    2 days ago
  •  ...LangChain At LangChain, our mission is to make intelligent agents ubiquitous. We provide the agent engineering platform and open source frameworks developers need to ship reliable agents fast. Our open source frameworks, LangChain and LangGraph, see over 90+ million downloads... 
    Suggested
    Worldwide
    Flexible hours

    Langchain

    San Francisco, CA
    2 days ago
  •  ...inter-process communication ~ Experience in library design and/or open-source development ~ Strong communication skills, written and verbal ~(Desirable) A passion for and experience building developer tools, especially for AI, ML, or data ~(Desirable) A passion... 
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    CoreWeave

    San Francisco, CA
    2 days ago
  •  ...Research Engineer - Audio & Speech Models , you will be a core contributor on Zyphra’s Audio Team, building the next generation of open-source autoencoders, ASR, TTS, SSL, and speech-to-speech models. You will be deeply involved in the entire model training process, from... 
    Suggested
    Work at office
    Relocation package

    Zyphra

    San Francisco, CA
    2 days ago
  •  ...SDKs for frameworks like React and Vue, ensuring powerful tools for developers. The role emphasizes ownership of code, leveraging AI to enhance productivity, and fostering collaboration within an open-source community. Join us to shape the tools used by millions and... 
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    Sentry

    San Francisco, CA
    2 days ago
  • $190k - $280k

     ...years of experience in software engineering, strong Node.js skills, and exceptional communication abilities. The salary range is $190,000 to $280,000, depending on various factors. Join a team that values inclusivity and open-source contributions. #J-18808-Ljbffr Sentry
    Suggested

    Sentry

    San Francisco, CA
    1 day ago
  •  ...languages , Extensive experience with Protobuf , Experience contributing to or managing projects within open-source ecosystems , (Desirable) Experience developing and maintaining a TypeScript codebase , (Desirable) Familiarity with ROS or other robotics software , (Desirable... 
    Suggested

    Intrinsic

    San Francisco, CA
    1 day ago
  • Valid8 Financial, Inc. is seeking a skilled developer to join their San Francisco team, focusing on building and optimizing features for...  ...record of leading collaborative teams. You will contribute to open-source initiatives and help shape the future of developer... 

    Valid8 Financial, Inc.

    San Francisco, CA
    1 day ago
  • Factory is seeking a Developer Relations Lead in San Francisco, California to enhance engagement with the developer community. This role...  ...include organizing events, building relationships in the open-source ecosystem, and crafting technical content to showcase Factory'... 

    Factory

    San Francisco, CA
    2 days ago
  •  ...technologies like Docker and Kubernetes. There’s an emphasis on creating collaborative content and community engagement to support open-source projects. The company offers a flexible work environment, professional development budget, and the opportunity to significantly... 
    Remote job
    Flexible hours

    Victrays

    San Francisco, CA
    5 days ago
  •  ...Vercel is seeking a Senior Developer Ecosystem & Open Source Lead to evolve and scale our developer ecosystem strategy within the Marketing organization. You will lead a team focused on strengthening Vercel’s influence across the modern web ecosystem. Your responsibilities... 

    Vercel Corp

    San Francisco, CA
    2 days ago
  •  ...A tech startup is seeking a Developer Advocate to connect with the developer community, drive adoption of their product in open source, and create engaging content. This role requires strong open source experience and the ability to communicate effectively about developer... 

    Greptile

    San Francisco, CA
    2 days ago
  • Partnerships Manager - AI / Cloud / Open-Source About the job Partnerships Manager - AI / Cloud / Open-Source Partnerships Manager - High...  ...rapid expansion and building a strong ecosystem around its developer‑focused platform. To support this growth, were looking for a Partnerships... 
    Remote work
    Flexible hours

    TalentCloud Group

    San Francisco, CA
    1 day ago
  •  ...A leading WordPress development company is seeking a WordPress Developer to join their agile team. This role requires deep knowledge of WordPress core and experience in building themes and plugins. Successful candidates will be creative and self-motivated, contributing... 
    Remote work

    PHP Jobs

    San Francisco, CA
    2 days ago
  •  ..., Inc. is seeking a DevRel Engineer to build and engage with our developer community in San Francisco. The role involves creating content, hosting events, and fostering relationships to drive open source initiatives forward. Interested candidates should have 1-2 years... 
    3 days per week

    VALID8 Financial

    San Francisco, CA
    2 days ago
  •  ...Stellar is seeking a Software Engineer to develop backend services and APIs for its ecosystem. You'll contribute to high-impact projects in blockchain technology while optimizing systems for performance. The ideal candidate has over 4 years of experience and proficiency... 

    Stellar

    San Francisco, CA
    2 days ago
  • A tech startup is seeking a Software Engineer (Founding Team) to build and enhance dev tools for MCP development. This position requires excellent software engineering skills and the ability to work directly with founders. The role is entry-level, full-time, and primarily...
    Full time
    Work at office

    mcp-use (YC S25)

    San Francisco, CA
    2 days ago
  • $128.66k - $168.84k

     ...other Software teams to ensure that data are consistent across sources downstream services. This will be in an environment where schema...  ..., and encourage candidates from all backgrounds to apply to our open jobs. If you may require reasonable accommodations to participate... 
    Full time
    Relocation package

    Form Energy, Inc.

    Berkeley, CA
    2 days ago
  •  ...based in San Francisco is seeking a Research Engineer focused on Brain-Computer Interface models. You will contribute to building open-source EEG models and support all stages of development from data collection to integration in real-world applications. The ideal... 

    Zyphra

    San Francisco, CA
    4 days ago
  •  ...principle-level engineer to help build the Tribes network. Dive into open-source projects and build Tribes' foundational infrastructure....  ...peer network implementations like libp2p, DHT, gossip protocols. Develop and implement advanced cryptographic and end-to-end encryption... 
    Full time
    Contract work

    Kindredventures

    Oakland, CA
    2 days ago
  • $243.1k - $314.6k

    A global entertainment company is seeking a Director of Core Engineering in Emeryville, California. This role involves setting strategies for software development, overseeing technical teams, and collaborating on key technologies like USD and Hydra. Applicants should have...

    The Walt Disney Company

    Emeryville, CA
    5 days ago
  • $156.86k - $191.72k

     ...with reliability, performance, and security at scale. Collaborating with engineers, researchers, vendors, and open‑source communities, you will help develop scalable solutions that advance scientific discovery and the future of HPC. If you have Linux experience, an interest... 
    Permanent employment
    Full time
    Remote work
    Flexible hours

    Lawrence Berkeley Lab

    Berkeley, CA
    5 days ago