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

Senior RL Infra Engineer — Frontier AI Training & Scale

$350k

Mirendil

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 candidate will design reliable training infrastructure, implement performance optimizations, and develop evaluation frameworks. A competitive salary of $350,000–$500,000 USD and equity grants are offered based on experience. #J-18808-Ljbffr Mirendil

Vacancy posted 2 days ago
Similar jobs that could be interesting for youBased on the Senior RL Infra Engineer — Frontier AI Training & Scale in San Francisco, CA vacancy
  • Handshake is hiring a Senior Software Engineer to build our...  ...platform in the Handshake AI arm. You will shape the...  ...interactive systems where frontier AI models learn to...  ...and direct impact on scaling to new domains. You...  ...and reliability across training and evaluation loops.... 
    Senior
    Training

    Handshake

    San Francisco, CA
    4 days ago
  • A leading AI technology company in San Francisco is looking for a Senior Software Engineer to build scalable infrastructure for large‑scale training and fine-tuning of foundation models. You will design distributed training systems and optimize GPU utilization while collaborating... 
    Senior
    Training

    Baseten

    San Francisco, CA
    2 days ago
  • Salesforce, Inc. is seeking a Senior Software Engineer to join the team responsible for the voice infrastructure at scale. The role focuses on deploying, maintaining, and monitoring voice services across multiple regions, ensuring high availability and quality for customers... 
    Senior

    Salesforce, Inc.

    San Francisco, CA
    4 days ago
  • Senior ML Systems Engineer, Frameworks & Tooling at Cohere Our mission is to scale intelligence to serve humanity. We’re training and deploying frontier models for developers and enterprises...  ...who are building AI systems to power...  ...closely with infra teams to ensure Slurm... 
    Senior
    Training
    Full time
    Work at office
    Remote work
    Flexible hours

    Cohere

    San Francisco, CA
    14 hours ago
  •  ...deploy, and maintain large distributed ML training and inference clusters Develop efficient,...  ...scalable end-to-end pipelines to manage petabyte-scale datasets and model training throughout the...  ...(GCP, AWS, or Azure) and their ML/AI service offerings Familiarity with containerization... 
    Senior
    Training

    Kindredventures

    San Francisco, CA
    4 days ago
  •  ...This role sits on the Machine Learning and AI Infrastructure team, focused on providing infrastructure for data scientists and engineers to use ML and AI technologies effectively...  ...software for the ML stack, enabling training lifecycles, deployment, model serving, and... 
    Senior
    Training

    Atoms

    San Francisco, CA
    2 days ago
  • $174k - $253k

    Research Engineer, Frontier Safety Risk Assessment, DeepMind DeepMind...  ...and implementing AI experiments and systems...  ...Large Language Model (LLM) training and inference. A track...  ...NeurIPS, ICLR, ICML, RL/DL workshops, EMNLP, AAAI...  ...them to set up large-scale tests and deploy promising... 
    Training

    Google

    San Francisco, CA
    14 hours ago
  •  ...the Role Handshake AI builds the training data that frontier labs use to push their...  .... We’re hiring a Senior Product Manager to own...  ..., building a single RL environment is a substantial...  ...operators and engineers, and depends on...  ...manual model doesn’t scale. Your job is to make... 
    Senior
    Training
    Full time
    Work at office
    Immediate start
    Remote work
    Flexible hours

    Handshake

    San Francisco, CA
    3 days ago
  • $190k - $250k

     ...Nimble is an AI robotics company building...  ...commerce. We're training robot AGI to power...  ...the world's best engineers and operators. If...  ...are looking for a Senior Software Engineer...  ...grade software that scales as we deploy more...  ...teams to integrate frontier AI capabilities into... 
    Senior
    Training
    Work at office
    Local area
    Flexible hours

    Nimble Robotics

    San Francisco, CA
    14 hours ago
  • Gravity Engineering Services Pvt Ltd. is searching for an engineer to design, build, and operate a GPU supercomputing environment. You'll automate large GPU clusters and write software for cluster management, contributing to high-performance computing. The ideal candidate... 
    Training

    Gravity Engineering Services Pvt Ltd.

    San Francisco, CA
    14 hours ago
  • Gravity Engineering Services Pvt Ltd. is seeking a member of the AI technical staff to join the founding team in San Francisco. The ideal candidate will...  ...responsibilities like building a generalist web-agent, scaling large-scale RL infrastructure, and collaborating with... 
    Senior
    Relocation

    Gravity Engineering Services Pvt Ltd.

    San Francisco, CA
    14 hours ago
  • $208k - $263.5k

     ...that. Atoms builds Physical AI— real-world robots for the...  ...them until they work at scale. We are roboticists, engineers, operators, and builders. We...  ...subcategories: AI Research, Post-Training Optimization, and Data...  ...Research and develop cutting edge RL and distillation techniques... 
    Senior
    Training
    Full time
    Internship
    Work at office
    Flexible hours

    Atoms

    San Francisco, CA
    2 days ago
  •  ...research scientist to design, implement, and optimize the large-scale training infrastructure powering our reinforcement learning stack in a...  ...San Francisco office. You’ll work with researchers to ensure the RL system is fast, reliable, and capable of days-long runs with... 
    Training
    Work at office

    Applied Compute

    San Francisco, CA
    3 days ago
  • Senior Site Reliability Engineer - AI Infrastructure Location: Global Remote / San Francisco...  ...access to the kind of scaled AI infrastructure once...  ...most. Our platform routes training and inference jobs across...  ...We are expanding to new frontiers to find the brightest that... 
    Senior
    Training
    Full time
    Remote work

    Andromeda

    San Francisco, CA
    14 hours ago
  • $225k

     ...Manufacturing Co is looking for a Software Engineer on the Inference & RL Systems team in San Francisco. The...  ...high reliability for RL and post-training workflows. The ideal candidate will possess...  ...and experience with large-scale systems. Compensation includes a competitive... 
    Training

    Dormont Manufacturing Co

    San Francisco, CA
    1 day ago
  • A leading AI research firm located in San Francisco is seeking a Senior ML Systems Engineer to build and maintain the training framework for large-scale language models. The role involves designing distributed training solutions and improving training throughput across... 
    Senior
    Training
    Flexible hours

    Cohere

    San Francisco, CA
    14 hours ago
  • Genesis AI in San Francisco is seeking a senior ML infrastructure engineer to design and optimize distributed training systems and performance-critical components. You will profile bottlenecks...  ...robust performance improvements for large‑scale runs. #J-18808-Ljbffr Genesis AI
    Senior
    Training

    Genesis AI

    San Francisco, CA
    3 days ago
  •  ...PyTorch Expert to guide teams in enhancing AI model performance. This remote contract...  ...involves working with MLOps and ML systems engineering tasks. The ideal candidate should have 2+...  ...on production experience with PyTorch at scale. Strong communication skills are... 
    Senior
    Training
    Remote job
    Contract work

    Mercor

    San Francisco, CA
    3 days ago
  • $230k

    OpenAI is seeking engineers to operate and scale Kubernetes clusters for frontier research in San Francisco. This role blends engineering responsibilities with hands-on tasks, requiring expertise in Kubernetes and automation. Candidates should have experience in high-availability... 

    OpenAI

    San Francisco, CA
    14 hours ago
  • AI Talent Now in San Francisco is seeking a skilled RL Environment Engineer to design impactful datasets that influence the learning of frontier AI models. You will collaborate with elite research teams at leading AI labs to refine reinforcement learning environments and... 

    AI Talent Now

    San Francisco, CA
    14 hours ago
  • Turing is seeking a Principal Research Engineer - RL in San Francisco to lead end-to-end RL environment projects for frontier AI labs and enterprise clients. You will design environments, generate tasks, and create verifiers, while building and guiding a multidisciplinary... 
    Senior

    Turing

    San Francisco, CA
    14 hours ago
  • $225k - $325k

     ...the career network for the AI economy. 20 million knowledge...  ..., from freelance AI training gigs to first internships to...  ...025, we tripled our ARR at scale. Why Join Handshake Now Shape...  ...revenue About The Role As a Senior Forward Deployed Engineer at Handshake AI Enterprise,... 
    Senior
    Training
    Full time
    Freelance
    Internship
    Work at office
    Remote work
    Flexible hours

    Handshake

    San Francisco, CA
    14 hours ago
  •  ...family. Your Impact You’ll deploy and scale a next‑generation AI platform designed to connect strategy...  ...sit at the intersection of software engineering and infrastructure, bringing advanced...  ...walkthroughs, documentation, and training #J-18808-Ljbffr QuantumBlack, AI by... 
    Senior
    Training
    Apprenticeship
    Work at office
    Easy work

    QuantumBlack, AI by McKinsey

    San Francisco, CA
    14 hours ago
  • $167.2k - $209k

     ...DigitalOcean is expanding its AI Infrastructure layer to...  ...applications. We are seeking a Senior Engineer 2 to join our AI Inference Data...  ...developing, and delivering high-scale, resilient data plane...  ...reimbursement for relevant conferences, training, and education. All employees... 
    Senior
    Training
    Local area
    Remote work
    Worldwide
    Flexible hours

    DigitalOcean

    San Francisco, CA
    1 day ago
  • Harrison Clarke seeks an exceptional LLM Infrastructure Engineer in San Francisco to design and scale systems for autonomous AI agents. You'll develop scalable agent execution runtimes, work on orchestration systems for multi-agent workflows, and optimize LLM deployments... 
    Senior

    Harrison Clarke

    San Francisco, CA
    14 hours ago
  • Senior Software Engineer - AI Inference Systems AI needs far more compute than exists today, but simply...  ...infrastructure. The role This isn't a model training role. You’ll focus on building and...  ...faster, more efficient and built to scale. You’ll be: Building and optimising... 
    Senior
    Training

    Acceler8 Talent

    San Francisco, CA
    14 hours ago
  • $225k - $250k

     ...started Handshake AI and built the fastest...  ...directly with frontier AI lab researchers...  ...economy, at global scale, with impact your...  ...Work together with engineers, scientists, operators...  ...-intensive post-training techniques. We...  ...About the Role As a Senior Forward Deployed... 
    Senior
    Training
    Full time
    Work at office
    Remote work
    Flexible hours
    Shift work

    Handshake

    San Francisco, CA
    26 days ago
  • $300k

     ...mode startup building out their AI and cloud platform, powered by thousands...  ...ready for experimentation, full-scale model training, or inference. As a Platform Engineer/Senior Site Reliability Engineer, you’...  ...and operate infrastructure for frontier AI workloads, automate systems... 
    Senior
    Training
    Permanent employment
    San Francisco, CA
    more than 2 months ago
  •  ...Role Overview We are seeking a Senior ML/RL Engineer to join our Algo team and...  ...Behavioral Modeling: Develop and train diverse, conditioned policies...  ...optimization of our large-scale, high-throughput training environments...  ...If you are passionate about AI, safety, and transforming... 
    Senior
    Training
    Shift work

    Bot Auto

    San Francisco, CA
    14 hours ago
  • $163k - $237k

    Senior Developer Relations Engineer, AI for Builders Google - San Francisco, CA, USA Mid Minimum qualifications...  ...to deploying compliant, at‑scale AI solutions across global enterprise...  ...experience, and relevant education or training. US: $163,000 - $237,000 (USD) + 15... 
    Senior
    Training

    Google

    San Francisco, CA
    14 hours ago

Do you want to receive more vacancies?

Subscribe and receive similar vacancies to Senior RL Infra Engineer — Frontier AI Training & Scale. Be the first to apply!