Sign up to access all features of our service.
  • Job search
  • Favorites
  • Create a CV
    New
  • Salaries
  • Subscriptions

Senior AI Systems Engineer - RL Environments & Tools

Doist

Patronus AI, based in San Francisco, is seeking a senior software engineer to build RL environments and comprehensive simulation infrastructure. You will own architecture, implement frontend interfaces, backend services, APIs, and data models, collaborating with researchers and QA specialists to ensure high-quality data. The role emphasizes tooling for trajectory review, verifier debugging, and agent integrations, requiring strong React/TypeScript, Next.js, Python, Go, FastAPI, and Postgres #J-18808-Ljbffr Doist

Vacancy posted 1 day ago
Similar jobs that could be interesting for youBased on the Senior AI Systems Engineer - RL Environments & Tools in San Francisco, CA vacancy
  • Acceler8 Talent is looking for a Senior Distributed Systems Engineer with over 7 years of experience in software engineering. This hybrid...  ...in San Francisco focuses on building systems for AI-powered clinical environments, impacting patient care directly. The role requires... 
    Senior

    Acceler8 Talent

    San Francisco, CA
    17 hours ago
  • Saris AI, a San Francisco-based applied AI startup, is seeking a Senior Software Engineer. The ideal candidate will have over 6 years of experience and be responsible for...  ...with a chance to tackle complex challenges in an early-stage environment. #J-18808-Ljbffr Saris AI
    Senior

    Saris AI

    San Francisco, CA
    2 days ago
  • $225k - $280k

     ...partnering with a startup building AI powered systems to modernize a complex...  ...workflows and outdated tooling. In under a year, the...  ...outcomes. We are looking for a Senior AI Engineer open to working 3-4 days/...  ...in production environments Strong understanding of distributed... 
    Senior
    Local area
    3 days per week

    Jobot

    San Francisco, CA
    2 days ago
  •  ...for a Member of Technical Staff to lead the development of AI-powered systems. This full-time, on-site role requires expertise in Python...  ...with prior startup experience and a passion for AI will thrive in this dynamic environment. #J-18808-Ljbffr David Joseph & Company
    Senior
    Full time

    David Joseph & Company

    San Francisco, CA
    3 days ago
  •  ...Technical Staff (Evals) in San Francisco to advance game AI evaluation. This role focuses on developing and...  ...evaluation frameworks for AI models in real runtime game environments, using C++, Python, and ML tools. New grads are welcome to apply, with a bonus for game... 
    Suggested

    Nitrode

    San Francisco, CA
    1 day ago
  • Gravity Engineering Services Pvt Ltd. in San Francisco is looking for a specialized engineer to advance the efficiency of ML inference systems. The role encompasses algorithm design, system optimization, and the integration of RL-driven training techniques. Ideal candidates... 

    Gravity Engineering Services Pvt Ltd.

    San Francisco, CA
    1 day ago
  •  ...remote-first company building workflow tools and AI features to help renewable energy...  ...institutions move projects faster. As a Senior Software Engineer, you will contribute across the...  ...cross-functional team in a fast-moving environment, collaborating with engineers,... 
    Senior
    Remote job

    Epoch Biodesign

    San Francisco, CA
    1 day ago
  • $135.2k - $306.4k

     ...Job Description The Senior Principal AI Agent / ML Software Engineer is a Senior Staff-level,...  ...next-generation AI systems on Oracle Cloud Infrastructure...  ..., business-critical environments. This role requires a...  ...orchestration of LLMs, tools, APIs, memory, retrieval... 
    Senior
    Temporary work
    Flexible hours

    Oracle

    San Francisco, CA
    1 day ago
  • $200k - $250k

     ...Senior AI Product Engineer Location: San Francisco, CA Company Stage of Funding...  ...for non-deterministic AI systems, measuring quality, reliability...  ...architectures through tool calling, context management...  ...in a collaborative startup environment. Preferred Experience... 
    Senior
    Work at office
    3 days per week

    Recruiting from Scratch

    San Francisco, CA
    4 days ago
  • AI Systems Engineer - Codex Core Agents Location San Francisco Employment Type Full time Department...  ...agents interpret model outputs, use tools, execute code, and complete long-...  ...agents operating in real development environments. Develop evaluation, experimentation,... 
    Full time
    Work at office
    Local area
    Relocation package
    Flexible hours

    Slope

    San Francisco, CA
    17 hours ago
  • AI Systems Engineer - Codex Core Agents The Codex Core Agents team builds the agent harness that...  ...outputs, executing actions safely in real environments, and feeding production experience...  ...Codex agents interpret model outputs, use tools, execute code, and complete long‑... 

    AI Chopping Block, Inc.

    San Francisco, CA
    8 hours ago
  • Senior AI Community Engineer @ Deepgram COMPANY OVERVIEW Deepgram is the leading platform underpinning...  ...use and experiment with advanced AI tools, and even build your own into your everyday...  ...infrastructure — facilitator guides, environment setup, and scaffolding that works for... 
    Senior
    Work at office
    Local area
    Home office
    Flexible hours
    Night shift

    Limelight Health

    San Francisco, CA
    2 days ago
  • Ginas Tech Jobs is seeking a Senior Engineer to join the Internal Tools team, focusing on AI-powered platforms. You will own end‑to‑end development, architecture,...  ...collaboration, delivering scalable, reliable internal systems. The role is 100% remote and emphasizes building... 
    Senior
    Remote job

    Ginas Tech Jobs

    San Francisco, CA
    1 day ago
  • $225k

     ...approach combines frontier‑scale pre‑training, domain‑specific RL, ultra‑long context, and inference‑time compute to achieve this goal. About The Role As a Software Engineer on the Inference & RL Systems team, you will design and operate the distributed systems that serve... 
    Senior
    Relocation
    Visa sponsorship

    Magic

    San Francisco, CA
    3 days ago
  •  ...the career network for the AI economy. 20 million...  ...revenue About the Role As a Senior Software Engineer on Operating Tooling , you’ll build internal products...  ...needs into reliable systems, and iteratively ship...  ...practices for an internal‑tools environment. Desired Capabilities 5... 
    Senior
    Full time
    Freelance
    Internship
    Work at office
    Remote work
    Flexible hours

    Cacheflow

    San Francisco, CA
    3 days ago
  • $148.5k - $223.9k

    Position Senior Tax Systems Engineer (Vertex) - IT Finance Engineering Team This senior‑level role focuses...  ...in high‑volume transaction environments Contribute to architecture reviews and...  ...enterprise data platforms and reporting tools Compensation & Benefits The typical... 
    Senior

    Salesforce

    San Francisco, CA
    3 days ago
  • $130.6k - $192k

     ...business impact. We are a highly senior team composed of former...  ...seeking a highly motivated Systems Engineer to help shape the architecture...  ...a collaborative, fast-paced environment where clear thinking and...  ...with requirements management tools (e.g., DOORS, Jama, or Polarion... 
    Senior
    Hourly pay
    Work at office
    Local area
    Flexible hours

    Doordashusa

    San Francisco, CA
    3 days ago
  • $102k - $182.71k

     ...Position Overview We’re seeking a Senior Search Systems Engineer to build the intelligence...  ...top of our marketing and AI visibility data. This role...  ...in AI-driven discovery environments. This role serves as the bridge...  ...and evaluate emerging tools, APIs, and frameworks related... 
    Senior
    Shift work

    Autodesk

    San Francisco, CA
    2 days ago
  •  ...journey is to build the best tool for professional...  ...research, design, and engineering. Our organization is very...  ...for our first Finance Systems Engineer to support and...  ...focus on ensuring that our environment supports scalable,...  ...technical solutions Champion AI‑forward automation in... 
    Senior

    Cursor

    San Francisco, CA
    3 days ago
  • $190k - $230k

     ...only vertically integrated AI infrastructure company built...  ...This Role We’re seeking a Senior Staff Systems Engineer to play a key role in executing...  ...AI agents in production environments Embedding security, data...  ...templates, frameworks, and tooling to support a Citizen Developer... 
    Senior
    Temporary work

    Crusoe

    San Francisco, CA
    2 days ago
  • $150k - $200k

     ...on a mission to leverage AI to deliver the tools to bring creators and restaurants...  ...intelligence. Build systems that enable AI to perform...  ...refine AI workflows, prompt engineering strategies, evaluation...  ...and fast pace of startup environments. A seasoned AI, data, or... 
    Senior
    Full time
    Live in
    Work at office
    Flexible hours

    Seekeasy

    San Francisco, CA
    9 hours ago
  • 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

    Magical

    San Francisco, CA
    1 day ago
  • 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

    AI Chopping Block

    San Francisco, CA
    2 days ago
  • $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

    Harper

    San Francisco, CA
    2 days ago
  • Jobtailor in San Francisco, CA is seeking a senior software engineer to design and build scalable AI-enabled runtime systems. You will own features end-to-end, from runtime capability to user-facing experience, and collaborate with Product, Design, Sales Engineering, and... 
    Senior

    Jobtailor

    San Francisco, CA
    4 days ago
  • 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

    Lassie

    San Francisco, CA
    4 days ago
  • 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

    United States Digital Space LLC

    San Francisco, CA
    17 hours ago
  • $180k - $220k

    Ironclad Inc. is seeking a highly skilled software engineer to join their Squad Team, dedicated to driving AI initiatives. This hybrid role involves...  ...for a hands-on leader who thrives in fast-paced environments, combining technical depth with product sense. The... 
    Senior

    Ironclad Inc.

    San Francisco, CA
    3 days ago
  •  ...SaaS company in San Francisco is looking for a Senior AI Engineer to design and build scalable, production-grade AI systems. You will develop LLM-powered solutions and...  ...in person on select days. Join an innovative environment to work on impactful AI technologies. #J-1880... 
    Senior

    Harnham

    San Francisco, CA
    2 days ago
  • Kindredventures is hiring senior and staff engineers for our AI product engineering team in San Francisco. This hands-on role focuses...  ...mindset, and a focus on building reliable systems. Join us in an innovative environment with competitive compensation and a chance to... 
    Senior

    Kindredventures

    San Francisco, CA
    17 hours ago

Do you want to receive more vacancies?

Subscribe and receive similar vacancies to Senior AI Systems Engineer - RL Environments & Tools. Be the first to apply!