Senior ML Engineer: RL Environments for Frontier Models
Preference Model
Preference Model in San Francisco is seeking experienced Machine Learning Engineers to design and build reinforcement learning environments aimed at advancing model capabilities. The role blends research and engineering, requiring ownership of environment design and implementation. Successful candidates will have strong ML fundamentals, proficiency in Python, and experience with either PyTorch or JAX. We offer competitive compensation, ownership in a fast-paced environment, and various employee benefits including health coverage and 401K matching. #J-18808-Ljbffr Preference Model
$350k
Mirendil is seeking an engineer to design and optimize custom ML kernels to enhance our model development stack. This role involves working at the intersection of hardware and frontier AI research, focusing on performance optimization. The ideal candidate will have experience...Senior$350k
Mirendil is looking for engineers to build infrastructure for frontier reasoning models at their San Francisco location. This role focuses on large-scale reinforcement learning (RL) model training and requires a solid understanding of engineering principles. The ideal...Senior- An innovative company is seeking a Distributed Systems/ML Engineer to enhance the training throughput of its internal framework. This role... ...collaborating with researchers to develop efficient video models and applying cutting-edge techniques to optimize training runs...Senior
- Preference Model is hiring new graduate Machine Learning Engineers to design and build reinforcement learning environments. You will blend research and engineering roles in a dynamic startup... ...ideal candidate should possess strong ML fundamentals, proficiency in Python,...Suggested
- Preference Model seeks experienced Machine Learning Engineers for its Low Level / Kernels Capabilities team. This role... ...crafting reinforcement learning environments requiring strong low-level programming... ...opportunities to work with top ML engineers in a dynamic startup...Suggested
- ...it will come from foundation models that generalize across thousands... ...Foundation Model. As a Senior ML Engineer, Foundation Models, you will work at the frontier of large-scale robot learning:... ...Familiarity with simulation environments (MuJoCo, Isaac Sim, Genesis) for...SeniorFlexible hours
- ...training data that frontier labs use to push their models forward. A... ...realistic, end-to-end environments where models can... ...We’re hiring a Senior Product Manager... ...a single RL environment is a... ...across operators and engineers, and depends on... ...exposure to AI/ML data pipelines or...SeniorFull timeWork at officeImmediate startRemote workFlexible hours
- Handshake is hiring a Senior Software Engineer to build our Reinforcement Learning Environments (RLE) platform in the Handshake AI arm. You will shape the interactive systems where frontier AI models learn to complete real-world work, with high ownership and direct impact...Senior
- ...AI/ML Engineer (RL & Physical Systems) FLUIX is building the AI Operating... ...learning and physics-based modeling expertise. You'll design... ...twin and simulation environments to accelerate training, testing... .... Push the frontier of physical-world AI, where...Weekend work
- ...is seeking a Sr. Machine Learning Engineer for Earner Growth in San Francisco to build models that optimize earners’ onboarding... ...will design, implement, and deploy ML systems that improve the earner experience... .... You’ll work with causal ML, RL, and deep learning techniques to...Senior
- ...noise characteristics. Design models that are robust,... ...and deployable in production environments. Live in the data; help curate... ...visual signals Production Engineering Write clean, scalable, well... ...codebase. Build end-to-end ML pipelines including data processing...SeniorLive inLocal area
- the company is seeking experienced ML engineers to design, build, and optimize the recommendation... ...goal is to combine the intelligence of frontier LLMs, the personalization context that... ...user and business metrics. Build user modeling that captures intent, preference, and...
- ...traction, we're expanding our engineering team to scale what we've built... ...engineering team is looking for a Senior ML Engineer who thrives in early-stage, ambiguous environments. Your mission is to... ...frameworks, prompt management, and model observability Ship customer...Senior
- ...Senior ML Engineer Highlight is building a shared intelligence layer for the modern workforce. Highlight unifies context across every person... .... You will work across the full ML stack: data pipelines, model training, retrieval, ranking, evals, and deployment. You will...SeniorWork at officeRelocationRelocation packageFlexible hours
$204k - $259k
...AV stack. We are an advanced ML and engineering team that leverages state-of... ...vision / multimodal models (e.g., Gemini) to extract the... ...and Reinforcement Learning (RL) techniques to create a "data... ...projects in a fast-paced R&D environment. We prefer: PhD...SeniorFull timeRemote work$225k - $325k
...hands-on, high-ownership role for ML engineers who want to build production models that actually ship, and perform under... ...-world constraints. As a Founding Senior Machine Learning Engineer at... ...production-readiness-pushing the frontier of real-time AI voice experiences....SeniorH1bWork at office- ...Senior Client Engineer SAN FRANCISCO, CA ENGINEERING FULL-TIME What will you be doing? Training machine learning models over billions of data points. Quantifying predictive uncertainty using probabilistic and Bayesian methods. Creating models that quickly generalize...SeniorFull timeWork experience placement
$208k - $263.5k
...lab. We deploy them into real environments, operate them, learn from... ...scale. We are roboticists, engineers, operators, and builders. We... ...Engineering. AI Researcher (World Models & VLA) What you'll do... ...and develop cutting edge RL and distillation techniques for...SeniorFull timeInternshipWork at officeFlexible hours- Perplexity AI Inc. is seeking experienced ML Engineers to design and optimize core recommendation systems,... ...candidates will have hands-on experience in production environments developing personalization, ranking, and user modeling systems. Ideal applicants possess strong...Senior
$160k - $240k
Tensec is looking for a Machine Learning Engineer in San Francisco to build algorithms and optimization systems that drive their autonomous... ...strategies, building execution layers, and deploying robust models that enhance ad spends efficiency. Candidates should have 4+...SeniorRelocation package$225k
...code generation to improve models and solve alignment more... .... Our approach combines frontier‑scale pre‑training, domain‑specific RL, ultra‑long context, and... ...About The Role As a Software Engineer on the Inference & RL... ...performance issues in production ML systems Ability to...SeniorRelocationVisa sponsorship- Gravity Engineering Services Pvt Ltd. in San Francisco is seeking an experienced Machine Learning Engineer to design and deploy end-to-end... ...cross-functional teams and implementing robust deep learning models on AWS. The ideal candidate should have over 5 years of...Senior
- Corelight Labs in San Francisco is seeking a Senior Machine Learning Engineer to lead end-to-end ML initiatives, partnering with data scientists and security experts... ...develop scalable pipelines, deploy LLMs, fine-tune models, and advocate for best practices in code health,...Senior
- A leading AI platform company in San Francisco is seeking a talented individual to optimize model inference for their advanced visual AI product. The ideal candidate will engage in building efficient AI models and tackling complex challenges. The role requires a strong...Senior
- ...and operate large-scale GPU infrastructure. This role requires expertise in deploying GPU systems for high-throughput inference and model performance optimization. The ideal candidate will have hands-on experience with modern inference frameworks and a solid understanding...Senior
- ...leading technology firm is seeking a Senior Machine Learning Engineer to join their team in San Francisco. This... ...machine learning lifecycle, including model development, deployment, and... ...in Python, and familiarity with modern ML tools. Join to make an impact on how users...Senior
- A tech company focusing on hospitality is seeking a Senior Staff Machine Learning Engineer. You will enhance Machine Learning models and collaborate with cross-functional teams to develop AI products. The ideal candidate has a PhD and over 10 years of experience in AI,...SeniorRemote jobCasual workWork at office
- ...thinkers. We don’t believe culture can be engineered - but when it falls into place, it’s a once... .... Position Overview We’re looking for an ML engineer to design, train, and ship the vision-language-action (VLA) foundation model at the core of Humble’s autonomous driving...Local area
$300k
...Senior Technical Leader Grindr is an AI-native... ...We're doubling down on ML as the future of Grindr... ...teams, collaborating with engineering, data science and... ...machine/deep learning models with at least one common... ...with any public cloud environment - AWS, GCP or...SeniorCasual workWork at officeImmediate startWorldwideFlexible hours- Apple Inc. is seeking a Staff/Sr. Machine Learning Engineer for their Foundation Models team in San Francisco, California. This role involves working closely... ...and proficiency with cloud applications, Kubernetes, and ML frameworks like Pytorch or Tensorflow. Comprehensive...
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