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
$180k - $220k
...evaluation infrastructure that frontier AI labs use to improve their... ...The Role As a SWE (Environments), you'll design the datasets... ...Requirements ~1–4 years of software engineering experience with strong technical... ...Flags Experience at RL environment companies Background...SuggestedFull timeVisa sponsorship- ...Onsite Industry: Applied AI / AI research data... ...quality reinforcement-learning environments and agents sold to the world... ...The Opportunity As an RL Environment Software Engineer, you will sit at the intersection... ...-quality environments the frontier will need next, then build...Suggested
$300k
...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... ...do 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- ...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...SuggestedFull time
- ...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
$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... ..., creating fully functional staging/testing environments that define the company's standard for safe deployments...Full timeWork at office3 days per week- ...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
- ...Member of Technical Staff — RL Environments & Platform Engineering We're partnering with a fast-growing, well-funded AI startup building the... ...infrastructure that powers frontier model development. Their RL... ...for frontier models Build software to 10–100x the quality and...
- ...that create and QA coding environments at scale. Most of your... ...systems that generate RL environments Create... ...fairness Work directly with AI researchers at leading... ...team, a founding engineer, and a small group of engineers... ...to AI researchers at frontier labs. Tech stack...Relocation 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, you... ...-based development environment and manage Magic account... ...Experience or interest with AI-first products and...Local areaRelocationVisa sponsorship$201.5k - $246k
//Software engineer, android# Software engineer, android## Job DescriptionSoftware Engineer, AndroidRemote... ...the day. Our next products will use AI to bring friends together in ways never... ..., and enjoy highly autonomous environments. You enjoy owning user problems and working...Full timeWork experience placementWork at officeRemote work- ...excellence and continuous learning in an environment that values creativity and forward-... ...Accomplice, Gradient Ventures (Google’s AI Fund), BoxGroup, Village Global, and many... ..., Design, and other stakeholders within Engineering to maintain a high bar for quality in a...JuniorRemote workWorldwideFlexible hours
$300k
Senior Software Engineer, AI Simulation & Agent Infrastructure Most software... ...the simulated worlds that frontier AI models learn, reason, and... ...increasingly sophisticated simulation environments that push AI agents beyond... ...you’ll build End-to-end RL environments using React,...- ...better, more human customer experiences with AI. We are primarily an in-person company... ...'ll bring ~ A passion for being on the frontier of AI products. ~ Motivation and high-... ...professionally and personally, creating an environment that enables all of us to do our best...Full timeFlexible hours
- ...human customer experiences with AI. We are primarily an in-person company... ...~ A passion for being on the frontier of AI products. ~ Strong software engineering fundamentals and experience building... ...drive outcomes in a fast-moving environment. ~4+ years hands-on experience...Full timeFlexible 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
- ...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
- ...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
- ...organize human intelligence to power the AI economy. We partner with leading AI labs... .... Our vast talent network trains frontier AI models in the same way teachers teach... ...people interact with. As a Fullstack Software Engineer on the Applied AI team, you'll own Studio...Full timeWork at officeRelocation package
- ...Mariana Minerals is a software-first, vertically... ...modern energy, AI, and defense technologies... ...Stack Software Engineer to lead critical... ...-ready ML, RL, and LLM-powered features... .... Mentor junior engineers , conduct... ...ambiguous, fast-paced environments and bringing...Full time
- ...world’s leading Agentic AI platform to transform... ..., our team includes engineers from premier tech companies... ..., Ema is at the frontier of what Agentic AI can... ...you? We are seeking a Software Engineer to join the Ema... ...in multi-tenant SaaS environments. Knowledge of front...Full timeWork experience placement
$150k - $180k
...Straia At Straia , we're building the AI-native intelligence layer for colleges and... ..., and are now hiring a Full Stack Engineer to help build the product that institutions... ...institutional data at scale, runs privately hosted frontier models, and delivers low-latency insights...Full timeWork at officeImmediate start- ...human customer experiences with AI. We are primarily an in-... ...the world. Our customers are frontiers in the travel space, and are... ...deliverables we have to meet. Every engineer on TTH is also a product-led... ...running in production environments across industries like finance...Full timeFlexible hours
$120k - $160k
...working on such exciting projects at the frontier of retail and AI (which our customers can’t wait to... ...Amazon, Tesco, and GoodRx. Our work environment is collaborative and inclusive, fostering... ...Could Work On As a Hands-on Founding Engineer Include But Are Not Limited To How...Full timeNight shift- ...replacing entire categories of software—and enabling entirely new... ...we are: A leading multimodal AI research lab, having built one... ...compute and resources to support frontier research ($900M Series C)... ...creators actually use We give engineers real ownership early—and the...InternshipImmediate start
$57 - $61 per hour
...Get AI-powered advice on this job and more exclusive features... ...melting pot of highly-driven engineers from wildly different backgrounds... ...at the game, working at the frontier of a new field. Salary and... ...Sign in to set job alerts for “Software Engineer” roles. San...Full timeTemporary workSummer workInternship$156k - $195k
...About Scale At Scale AI, our mission is to... ...accelerating the abundance of frontier data to pave the road... .... About Data Engine Our Generative AI Data... ...~3+ years of relevant software engineering experience... ...-paced, high-ownership environment ~ Strong product intuition...Full timeShift work- ...of technologists, physicians, engineers, and designers that are... ...engineering matter deeply. As a software engineer, you'll work across... ...the patterns and tooling for AI-native development that the rest... ...are excited to work with frontier models, and care as much about...Full time
Do you want to receive more vacancies?
Subscribe and receive similar vacancies to Junior Software Engineer - RL Environments for Frontier AI. Be the first to apply!
- software engineer full time San Francisco, CA
- software system engineer San Francisco, CA
- consulting software engineer San Francisco, CA
- software engineer travel San Francisco, CA
- real time software engineer San Francisco, CA
- network software engineer San Francisco, CA
- senior software engineer remote San Francisco, CA
- entry level software engineer remote San Francisco, CA
- software engineer intern San Francisco, CA
- new grad software engineer San Francisco, CA



