Software Engineer
Polymath AI Labs
About Polymath Polymathisan applied research lab focused on advancing long-horizon agent capabilities through reinforcement learning. We design and scale simulation environments where agents learn to operate safely and autonomously. We work with the world's leading model labs to push the frontier of agent capabilities. We've raised >$8M from Base10, Founders Future, Y Combinator, and other incredible investors & angels. About the role We're hiring Software Engineers to build the simulation environments, tasks, and verifiers that challenge frontier models. You'll help create the training and evaluation grounds that make it possible to measure and improve autonomous agents on realistic, challenging work. Examples of projects you could work on include:
- Building diverse, high-fidelity environments that test agents in realistic settings
- Designing complex tasks that require long-horizon reasoning and tool use
- Developing robust verifiers that reliably measure agent performance
- Improving infrastructure and tooling to run, debug, and improve environments
- Working closely with the research team to identify failure modes and turn them into new tasks and benchmarks
- Have strong engineering fundamentals
- Enjoy building from first principles and solving open-ended technical problems
- Have high agency and a strong bias toward shipping
- Have a high quality bar and care about building robust systems
- Polymath is a team of researchers, engineers, and operators focused on advancing the frontier of safe, superintelligent AI agents.
- We have a flat organizational structure. We believe that people do their best work when they're self-motivated and driven by a desire to learn, contribute to the team's goals, and advance scientific progress.
- We're looking for folks who ship fast, set high standards for themselves, and are great team players.
Vacancy posted 2 days ago
Similar jobs that could be interesting for youBased on the Software Engineer in San Francisco, CA vacancy
$160k - $220k
...world, Via is recognized as the leading transportation technology and service provider globally. As a Senior Full-Stack Software Engineer on the Remix engineering team, you’ll build software cities rely on to design and improve public transportation systems with a...SuggestedFull time2 days per week3 days per week$125k - $160k
...struggle with chronic disease. We’re only just getting started. Role Overview We are seeking a versatile Full Stack Software Engineer to join our engineering team. Reporting to the Software Engineering Manager, this is a hands-on role requiring comfort and confidence...SuggestedFull timeLocal areaVisa sponsorshipWork visaShift work$145k - $170k
...Location: San Francisco, CA Department: Product + Engineering Reports to: Director of Engineering About UpMetrics At... ...workflows on AWS About You ~6+ years of experience as a software engineer, with strong full stack capabilities ~ Deep experience...SuggestedFull timeTemporary workWork at officeRemote workWork visa- ...maximizing clean energy capture. We've recently raised a $50 million Series A , led by Felicis. About the role We are hiring Software Engineers to join our team. This is an opportunity to join us in-person as an early employee and make a large impact at a high growth...SuggestedFull timeWork at officeFlexible hours
- Company Description Hello, Greetings from Jobsbridge ! Jobsbridge, Inc . is a fast growing Silicon Valley based I.T staffing and professional services company specializing in Web, Cloud & Mobility staffing solutions. Be it core Java, full-stack Java, Web...SuggestedFull time
- About Jabu HR Inc. Founded by Chief People Officer Jabu Dayton in 2014, Jabu HR is a boutique HR and Recruiting consulting firm that works with high-performing companies. Our clients focus on opening doors for people of all types, taking care of our communities and driving...Full timeLocal area
$140k - $260k
...Substack is building a new economic engine for culture, giving the brightest, most interesting, and most creative people on the internet... ...to help you learn. Requirements At least 5+ years of software engineering experience. Independent and autonomous. We’re too...Full time- ...The Team: We’re a team of passionate, mission-driven engineers from companies like Tesla, Amazon, SpaceX, and Neuralink. We’re... ...and robotics engineers to understand their workflows and build software that makes their work easier and faster Shape the engineering...Full time
- ...general-purpose AI into the physical world. We are a group of engineers, scientists, roboticists, and company builders developing foundation... ...physically-actuated devices of the future. As a Fullstack Software Engineer, you will build internal products that help Pi's...Full time
$150k - $180k
...We recently raised our pre-seed from a16z Speedrun , Reach Capital , and JFF Ventures , and are now hiring a Full Stack Engineer to help build the product that institutions use to interact with their data every day. The Role As a Full Stack Engineer, you...Full timeWork at officeImmediate start- ...Our team sits at the intersection of research, product, design, and infrastructure. We work closely with model researchers, mobile engineers, frontend engineers, and platform teams to build intuitive experiences and scalable systems that power image generation at global...Full timeWorldwide
- ...companies, and startups. We’ve raised $16M from top VCs and were YC W25. About the role We’re looking for a Full-Stack Software Engineer, Reinforcement Learning to build the product surfaces, backend systems, and internal tools that power HUD’s RL data engine....Full timeWork at officeRemote workRelocationVisa sponsorship
$190k - $225k
...TypeScript Support AWS infrastructure, deployment strategies, and CI/CD pipelines. The team My cofounder and I are both engineers. This is an engineer-driven company, and that shapes everything, how we prioritize, how we debate, what we respect. The people...Full timeContract workWork at officeNight shift$163k - $246.5k
...trusted by leading organizations, including Vanta, Lyft, and Dropbox. Learn more at semgrep.dev. About the role As a Fullstack Engineer, you’ll work across the stack to design, build and maintain a fast and reliable user experience for our customers. You’ll...Full timeCurrently hiringLocal areaRemote workWeekend work3 days per week$196k - $220k
...on making it easier and more fun for people to hang out before, during, and after playing games. We're looking for a Senior Software Engineer to join the Growth team at Discord. Our team owns how new users discover, understand, and get started with Discord — from the...Full time$196k - $220.5k
...in voice, in chat, on mobile. Collaborating with the other engineers on your team to write, review, and ship elegant and scalable code... ...to detail to continually raise the quality bar of the software we write. What you should have: ~5+ years experience as...Full time$196k - $220.5k
...out before, during, and after playing games. We are looking for a highly technical, creative, hands-on, and impact-focused Software Engineer to join our growing Ads team. Our team is revolutionizing the way users interact with our platform through innovative ads formats...Full timeRelocationRelocation package- ...Francisco, CA. Experience: 0-4 years. Salary: $250,000-$350,000/yr. Visa sponsorship: H-1B, O-1, OPT. About the Role: As a Senior Software Engineer, Infrastructure and Platform, you will design and build the core infrastructure that powers the company's data generation,...Full timeH1bVisa sponsorship
- ...our team members have what they need to do their best work — both in and out of the office. We are seeking a highly motivated Software Engineer (SWE) with experience in building robust and scalable web systems. The ideal candidate has a strong background in modern JavaScript...Work at officeLocal areaRemote work
- ...role is fully remote, but requires you to be located in either US Pacific or Mountain time zones.We're looking for a Fullstack Software Engineer to join our team, passionately focused on delivering creative improvements for our engineering teams. Responsibilities...Work at officeLocal areaRemote work
- Overview DX Fabric — The Context Engine for AI-Native EngineeringWhat we're buildingDX Fabric is the foundational platform that equips... ...that powers AI agents and high-performing teams — a unified software catalog, scorecards, and self-service platform that helps...Remote workWorldwide
$255k - $405k
About the TeamThe Coding team is reimagining how software is built in the AI era. We build tools and workflows that help software engineers work faster, tackle more ambitious projects, and spend less time on repetitive tasks.AI has already transformed how code is written...Work at officeLocal areaFlexible hours- ...legal entity.About the roleWe’re looking for a senior full‑stack engineer to support our DX team at Atlassian. Someone who’s as... ...monitoring of high-performing backend services.Participate in Agile software development including daily stand-ups, sprint planning, and team...Work at officeLocal area
- ...data while staying on the forefront of rapidly evolving compliance and privacy requirements. LiveRamp is looking for a Senior Software Engineer to help shape the next generation of Data Marketplace capabilities. In this role, you will lead the design and delivery of scalable...Full timeWork from homeFlexible hoursNight shift
$180k - $214k
San Francisco, CaliforniaEngineering - AI Engineering /US Full-time Salaried /HybridSamba TV is a media intelligence company. We use consented, large-scale viewership and consumer data to help the biggest brands in the world make smarter decisions about how they reach and...Full timeContract work$213k - $320k
...life’s work. About the Role: As a Developer Platform engineer, you will directly contribute to the foundational pieces that make... ...Need to Bring: ~7+ years of experience shipping production software, with a strong track record of owning features end-to-end ~...Full timeLocal area- About us At Sierra, we’re creating a platform to help businesses build better, more human customer experiences with AI. We are primarily an in-person company based in San Francisco, with growing offices in Atlanta, New York, London, Paris, Madrid, Munich, Singapore,...Full timeFlexible hours
$140k - $175k
...At Trunk , our mission is to help teams create high-quality software quickly. Merge conflicts, poor code quality or consistency, flaky... ...quickly drain the productivity and morale of those teams. Engineering teams that can stay focused on designing, implementing, and delivering...Full timeTemporary workWork at officeRemote work$135k - $175k
...pushing the boundary of human–AI intelligence through a hardware–software combination. With SOC 2, HIPAA, GDPR, ISO27001, ISO27701, and... ...growth Minimum Qualifications Strong backend engineering and platform system experience, with the ability to independently...Full timeWork at officeWorldwide$350k
...work for their unique needs and goals. We are scientists, engineers, and builders who’ve created some of the most widely used AI products... ...Tinker community. About the Role We're looking for a software engineer to own the platform systems that enable Tinker —...Full timeVisa sponsorshipWork visaRelocation package
Do you want to receive more vacancies?
Subscribe and receive similar vacancies to Software Engineer. Be the first to apply!
Related searches
- software engineer internship San Francisco, CA
- software development engineer aws San Francisco, CA
- software developer internship no experience San Francisco, CA
- real time software engineer San Francisco, CA
- financial software developer San Francisco, CA
- part time software developer San Francisco, CA
- graduate software developer San Francisco, CA
- software engineer travel San Francisco, CA
- experienced software developer San Francisco, CA
- remote entry level software developer San Francisco, CA


