Senior AI Systems Engineer & Open-Source Team Lead
Valid8 Financial, Inc.
Valid8 Financial, Inc. is seeking a skilled developer to join their San Francisco team, focusing on building and optimizing features for an AI runtime and SaaS platform. The role requires over 5 years of experience in backend systems, proficiency in Python and C++, and a record of leading collaborative teams. You will contribute to open-source initiatives and help shape the future of developer productivity and AI workflows. The position offers a hybrid working model with a hands-on approach to AI development. #J-18808-Ljbffr Valid8 Financial, Inc.
- ...of useful, agentic AI. We are here to take... ...the most ambitious engineering challenge of our... ...build the rest of the system, that turns... ...harnesses to improve open model (Deepseek, Qwen... ...the same for open source! Automate prompt optimization... .... Meet the whole team, then you'll have 3...SeniorWork at officeImmediate start
- A leading tech company is seeking a remote 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...SeniorRemote jobFlexible hours
- ...Francisco is seeking a Member of Technical Staff specializing in AI agents. The role focuses on rapid development of AI agents,... ...creating collaborative content and community engagement to support open-source projects. The company offers a flexible work environment,...SuggestedRemote jobFlexible hours
- ...Startup is looking for a passionate Open Source Developer based in San Francisco... ...edge technologies like LLMs and AI tooling. This role is suited for early‑career engineers with a builder mindset. You will... ...with the engineering team, maintain open-source projects,...Suggested
$106.2k - $194.6k
...connected powerhouse of diverse teams and take your career... ...skills and ambitions. As a Senior AI Native Engineer, you will be at the... ...and implementing scalable AI systems that learn and make predictions... ...insights from varied data sources across a broad technology landscape...SeniorFull timeWork experience placementSummer holidayFlexible hours- Magical is seeking a Senior Engineer to build and own their AI agent systems in San Francisco. This hybrid role involves setting technical direction, improving system reliability, and mentoring teammates. The ideal candidate has over 5 years of software development experience...Senior
- AI Chopping Block is seeking a Senior Engineer to build and own systems for AI agents and healthcare automations in a hybrid role based in San Francisco. You will set technical... ...direction, drive delivery, and enhance your team’s effectiveness while managing critical backend...Senior
$160k - $230k
A leading AI-driven company in San Francisco is seeking a Senior Engineer to take ownership of core AI systems and drive their architectural decisions. The ideal candidate will have 3-6 years of experience in software engineering, particularly with LLM applications and...Senior- Acceler8 Talent is looking for a Senior Distributed Systems Engineer with over 7 years of experience in software engineering. This hybrid position in San Francisco focuses on building systems for AI-powered clinical environments, impacting patient care directly. The role...Senior
- A cutting-edge health technology company in California is seeking an engineer to build AI agents for doctor’s offices. The ideal candidate will work on full-stack systems that handle real money and patient data. Responsibilities include diagnosing production incidents and...Senior
- United States Digital Space LLC is seeking an AI Systems Engineer to build the core systems that enhance Codex agents' performance in production. You’ll collaborate with research and infrastructure teams to design agent harness capabilities and ensure reliability across...Senior
$250k - $300k
...Senior AI Engineer San Francisco (Hybrid) At You.com, we are building... ...Infrastructure that powers modern AI systems. Our goal is to create the... ..., and useful. Our team includes engineers, researchers... ...'re equally at home in an open-source repo, on a podcast, or on a...SeniorFull timeImmediate startRemote workWork from homeFlexible hours$139.2k - $218.4k
...are reflected in how our team works: we embrace AI as a core productivity... ...deployment, combining strong engineering skills with systems thinking and business... ...bottlenecks, shorten lead times, and increase throughput... ...from Anthropic, OpenAI, open-source alternatives, and the...SeniorFull timeRemote workFlexible hours$190k - $286k
...Amplitude is the leading AI analytics platform... ...our platform, teams can analyze, test... ...re looking for a Senior AI Engineer to help advance Amplitude... ..., build the systems that deliver it,... ...disparate tools, data sources, and teams, and... ...of empathy and openness, seeking to...SeniorHome officeFlexible hours$225.4k - $257.2k
...creating responsible and reliable AI systems, changing banking for good. For... ...world‑class applied science and engineering teams to deliver our industry leading capabilities with breakthrough... ...etc. Leverage a broad stack of Open Source and SaaS AI technologies such as...SeniorFull timePart timeLocal area- Factory is seeking a Developer Relations Lead in San Francisco, California to enhance engagement... ...events, building relationships in the open-source ecosystem, and crafting technical content... ...skills, with familiarity in AI and software development trends. #J-18808...
$229.9k - $262.4k
...Overview Senior Lead AI Engineer At Capital One, we are creating responsible and reliable AI systems, changing banking for good. For years,... ...science and engineering teams to deliver our industry leading... ...a broad stack of Open Source and SaaS AI technologies...SeniorFull timePart timeLocal area- ...The Role We're hiring Senior Backend + Applied AI Engineers to build the core systems that power Klarity's multimodal agents... ...because in this space, only the teams who ship quality products & features... ...through production work, open‑source contributions, research, or high...SeniorWork at officeLocal areaRelocation package
- ...Francisco is looking for a Principal-level investor to lead investment efforts and manage a team. This role requires at least 7 years of experience in... ...strong fundraising abilities. You will engage in deal sourcing, due diligence, and portfolio management while representing...Senior
- AI Systems Engineer - Codex Core Agents The Codex Core Agents team builds the agent harness that turns model capability into real... ...capacity, and quality. The harness is open source and increasingly part of how... ...show strong ownership, and can lead scoped or multi‑team AI systems...
- AI Systems Engineer - Codex Core Agents Location San Francisco Employment Type Full time Department... ...more reliable, and easier for other teams and open-source users to build on. You Might Be A... ...code, show strong ownership, and can lead scoped or multi-team AI systems work....Full timeWork at officeLocal areaRelocation packageFlexible hours
- Diagon Technologies, Inc. is seeking a Senior Autonomous Data Systems Engineer to design, build, and maintain a critical service pivotal to... ...generation platform for automated manufacturing equipment sourcing. You will lead AI-powered data warehousing and build ingestion...Senior
- Onyx Security is seeking a Frontend Engineer in San Francisco, CA, to shape the core product and work on a chat interface... ...exceptional user experiences while maintaining an open-source community. Join a collaborative team passionate about making a significant impact! #J-188...
$225.4k - $257.2k
...creating responsible and reliable AI systems, changing banking for good. For... ...world‑class applied science and engineering teams to deliver our industry leading capabilities with breakthrough... ...etc. Leverage a broad stack of Open Source and SaaS AI technologies such as...SeniorFull timePart timeLocal area$200k - $400k
...Job Title: Founding AI Engineer Location: San Francisco, CA (On-... ...to join our startup’s core team. We are seeking a Founding AI... ...and launch a multi-agent AI system that will redefine the future... ...DNA — hackathon wins, notable open-source contributions, or personal projects...SeniorFull timeImmediate startRelocationVisa sponsorshipRelocation packageFlexible hours$140k - $180k
...Senior AI Platform Engineer Locations: San Francisco, CA / Jacksonville, FL /... ...Agentic! And we're growing the team to get us there. Our best-... ...and autonomous data-driven systems. Why You Will Love It... ...compliance). Contributions to open-source AI frameworks (LangChain,...SeniorOngoing contractCasual workFlexible hours- ...Ventures, and prominent AI visionaries and... ...for a product-minded senior backend engineer to build and own the... ...RBAC, organization and team scoping). Ship enterprise... ...designed around real system constraints rather... ...ecosystem (for example, open-source MCP servers or agent...SeniorFull timeWork at officeWorldwideVisa sponsorshipFlexible hours
$230k - $340k
...to exist. The system that decides whether... ..., Socure and leading loan... ...marketplaces, AI companies, and... ...it. ABOUT THE TEAM We're solving... ...dozens of data sources into a single business... ...research problems are open, and the... ...We're hiring a Senior AI Engineer to own a slice...SeniorFull timeWork at officeFlexible hours- Stars Arena is seeking a Systems Engineer to develop pioneering machine learning infrastructure that enhances the efficiency of experiments on local and cloud GPUs. This role requires strong skills in Python and a passion for understanding system internals. Alongside a...Remote jobLocal areaFlexible hours
- Block, Inc. is seeking senior AI engineers in San Francisco to design and develop innovative conversational AI systems. The role involves training language models, collaborating with various teams, and contributing to AI infrastructure handling millions of interactions....SeniorFull time
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