Junior Software Engineer - RL Environments for Frontier AI
RippleMatch
RippleMatch Inc. is seeking an innovative and motivated individual to design and refine reinforcement learning tasks in San Francisco. This role requires a strong command of Python and the ability to work independently with coding agents. Responsibilities include the full lifecycle of task development, from ideation to analysis of model performance. Ideal candidates are recent graduates with solid technical fundamentals and a knack for creative problem-solving. Benefits include health, dental, vision, and life insurance. #J-18808-Ljbffr
$200k
...evaluation infrastructure that frontier AI labs use to make their models... .... The Role As a SWE (Environments), you will design the... ...worked for/interned for any RL environment companies in the... ...~ Former founders and early engineers at early stage startups are a...SuggestedFull time- A leading AI research organization in San Francisco is seeking a Research Engineer focused on pushing the boundaries of frontier models and AGI/ASI measurement. Candidates should have strong... ...thrive in a fast-paced research environment. This role offers the opportunity...Suggested
- ...Team The Post-Training Frontiers team creates the... ...should go into the final RL run and deciding what... ...You will work across engineering and infrastructure problems... ...by fast-moving environments where reliability, speed... ...OpenAI OpenAI is an AI research and deployment...SuggestedFull time
- ...Mechanize builds reinforcement learning environments that frontier AI labs use to train and evaluate their... ...complex, judgment-heavy parts of software engineering. We build the environments that... ...You'll design, build, and refine RL tasks. Each task is a self-contained...Junior
$300k
We're partnering with a top AI training lab in San Francisco to hire a junior software engineer — and they pay like it's a senior role: $300K base +... ...company One-liner: Building high-fidelity RL environments used to train frontier AI models on real software‑engineering...Junior- ...Our Cyber team builds AI systems and products that... ...and reliability of frontier models in security-sensitive... ...works across product engineering, model training,... ...looking for research and software engineers to join... ...if you: Enjoy 0 - 1 environments, can navigate ambiguity...Full time
- ...About the Team The Frontier Systems team at OpenAI... ...systems and build any software needed for running large... ...We are looking for engineers to operate the next generation... ...-growth or hyperscale environments Bring strong... ...OpenAI OpenAI is an AI research and deployment...Full time
$184k - $259.44k
Scale AI is seeking a highly skilled and motivated Software Engineer, Frontier AI Infrastructure to join our dynamic Public Sector Engineering team. As a part of this... ...the stack to run in compliant or restrictive environments. This requires designing swappable components...Full timeWork at office3 days per weekEarly shift- ...About the Team The Frontier Systems team at OpenAI builds, launches... ...systems and build any software needed for running large-scale... ...running reliably for cutting-edge AI research. Even a single hardware... ...is core to the mission. Engineers here own their work end-to-...Full time
- ...About the Team The Frontier Systems team at OpenAI... ...systems and build any software needed for running large... ...Role As a Software Engineer on the Frontier Systems... ...or model training environments). Knowledge of power... ...OpenAI OpenAI is an AI research and deployment...Full time
- Patronus AI, Inc. seeks a Member of Technical Staff - Product Engineer in San Francisco to build high‑quality simulations used... .... You will own complex agent environments end‑to‑end, collaborate with researchers... ...progress. Your work will help frontier labs stress‑test and advance AI...
- ...building infrastructure to create RL training data and evals for frontier AI agents, as well as a marketplace... ...We’re looking for a Full-Stack Software Engineer, Reinforcement Learning to build... ...-facing tools for browsing environments, inspecting trajectories, reviewing...Full timeWork at officeRemote workRelocationVisa sponsorship
- ...discovering and building the next generation of AI-native interfaces. We believe that the... ...a highly collaborative, design-driven environment where engineering, product, and design operate as one... ...concepts that push beyond traditional software paradigms. This role requires...Full time
$200k
...Our approach combines frontier-scale pre-training, domain-specific RL, ultra-long context, and... ...About the role As a Software Engineer at Magic, you will work... ...Data , RL Research & Environments , or Product , depending... ...frontend workflows for AI-first experiences...Full timeRelocationVisa sponsorship- ...Idler builds reinforcement learning environments that teach AI models to code like 0.01% engineers. Our training environments are... ...-world coding scenarios that frontier models will actually encounter.... ...scaleable systems that generate RL environments Create automated...Full timeContract workRelocation package
$225k
...Our approach combines frontier-scale pre-training, domain-specific RL, ultra-long context, and... ...About the role: As a Software Engineer on the product team,... ...cloud-based development environment and manage Magic account... ...Experience or interest with AI-first products and...Full timeLocal areaRelocationVisa sponsorship$189.2k - $372.9k
..., Forward Deployed Engineers (FDE) don’t just build AI solutions, they help... ...’ll do As a Lead Frontier GenAI FDE, you will... ...Mentor and develop junior FDEs GenAI Solution... ...familiarity with cloud environments (AWS, Azure, and/or... ...solutions in software, data, AI, network,...Local areaVisa sponsorship$144k - $198k
...Golden, COSoftware - Onboard Software /Full time /On-siteWanna join... ...orbit.The Deployment & Runtime Environments team is where software meets... ...scrappy — the kind of engineer who digs into an unfamiliar system... ..., IoT connectivity, on-orbit AI, national security missions,...Full timeTemporary work$400k
...Mechanize RL Engineer Mechanize builds reinforcement learning environments that frontier AI labs use to train and evaluate their coding models. Learn more at mechanize.work... ...at the complex, judgment-heavy parts of software engineering. We build the environments that...$350k
...Mechanize RL Task Designer Mechanize builds reinforcement learning environments that frontier AI labs use to train and evaluate their coding models. Learn more at mechanize... ...the complex, judgment-heavy parts of software engineering. We build the environments that expose...- ...AI/ML Engineer (RL & Physical Systems) FLUIX is building the AI Operating... ...twin and simulation environments to accelerate training, testing... ...publications. Push the frontier of physical-world AI, where... ...Collaborate with controls, software, and field engineering...Weekend work
- ...Founding Software Engineer As a Founding Software Engineer, you'll have end-to-end ownership over projects pushing the frontier of AI evaluation. This isn't a narrow role. One week you might prototype a new RL environment from a research paper, the next you'll deploy...Work at officeVisa sponsorship
- ...Sciforium is an AI infrastructure company developing next-generation... ...hands-on support from AMD engineers the team is scaling rapidly... ...the full stack powering frontier AI models and real-time applications... ...experience) ~3+ years of software engineering experience, with...Full timeWork at officeFlexible hours
$193.4k - $290k
...incrementally, but end-to-end. By combining frontier agentic AI, an enterprise-grade platform, and... ...to our customers — from leadership to engineers — and work together to solve real... ...started. Role Overview As a Backend Software Engineer on the Product Engineering...Full timeRelocation package- ...multimodal functionalities into our AI products, ensuring they are... ...an experienced product engineer to drive the development of our... .... As we explore new frontiers in video-enabled AI and other... ...focused products. Excel in environments with ambiguity and rapid change...Full timeWork at officeRelocation package
$192k - $240k
...bill pay, and travel software, Brex enables founders... ...effortlessly. Brex’s AI-native automation and... ...need to grow your career.Engineering at BrexEngineering at... ...to deployment. It’s an environment where engineering is a... ...to learn and push the frontier of providing the best...Work at officeRemote workWork from home- ...Netic is the AI revenue engine for essential services who are the backbone of the American economy... ...MIT, Stanford, and Harvard in bringing frontier AI to the physical economy, where the... ...and tangible. Netic's Full-Stack Software Engineers working on the product team build...Full timeSummer workImmediate startSleeping nights
- ...technology. About the Role We’re looking for Full Stack software engineers with a product mindset to join the GTM Innovation team.... ..., curious, and motivated to make an outsized impact at the frontier of AI About OpenAI OpenAI is an AI research and...Full time
$150k - $165k
...About Nooks.ai : Nooks is an applied AI... ...market remains the last frontier for AI. Our mission is... ...early, which means engineers have an outsized impact... ...AI-native enterprise software looks like. If you... ...Thrive in fast-moving environments where engineers take ownership...Full timeFor contractorsFor subcontractorInternshipWork at office3 days per week- ...About David AI David AI is the first audio data research company... ...by a team of former Scale AI engineers and operators. In less than a... ...on our mission to push the frontier of audio AI. About our... ...Experience working in a high-pace environment where constant progress was...Full timeWork at office
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