Staff AI Engineer, RL & World Models
Moonlake
Moonlake, based in San Francisco, is building AI infrastructure for interactive digital worlds. We are hiring a Member of Technical Staff to lead RL training and post-training for multimodal agents. You'll work with the research team to scale training, design rewards, and evaluate long-horizon tasks, while ensuring reliability and cost efficiency across multi-GPU environments. This is an on-site, frontiers-of-AI role. #J-18808-Ljbffr Moonlake
$273k - $321k
...transformed the digital world. But the physical world,... ...Atoms builds Physical AI— real-world robots for the... ...We are roboticists, engineers, operators, and builders... ...the role As a Senior Staff Machine Learning Engineer focused on World Models, you will be one of the...SuggestedFull timeWork at officeFlexible hours$405k
...Software Engineer, Staff: Applied AI, Science & Engineering About Anthropic Anthropic... ...breakthroughs and real-world applications. Claude is... ...turning all of that into work a model can actually do and check.... ...with ML research, RL environments, or evaluation...SuggestedWork at officeVisa sponsorshipFlexible hours- ...Description About JazzX AI: Vision:... ...improve through real-world execution. The result... ...seeking an experienced AI Engineer with deep expertise in... ...Learning (RL) to join our team as a Staff Architect. In this role... ...-driven AI reasoning models and systems that power...SuggestedWorldwide
- Ghost is seeking a specialist to advance post-training language models that run locally on Core hardware. You will post-train models, develop reinforcement learning methods, and shape on-device agent behavior with an emphasis on latency and privacy. You should have strong...Suggested
- ...transformed the digital world. But the physical world,... .... Atoms builds Physical AI— real-world robots for the... .... We are roboticists, engineers, operators, and builders... ...About the role As a Senior Staff Machine Learning Engineer focused on World Models, you will be one of the...Suggested
- Databricks is hiring across multiple AI Engineering teams to build the platforms and products that power data apps, AI agents, model training, model serving, and vector search. Join a high-agency team delivering scalable AI infrastructure for enterprise-scale workloads....
- ...to invest in yourself, your career, and the financial world.The role:SoFi’s SeniorStaff AI Engineer is a hands-on AI engineering role in SoFi’s growing independent... ...across distributed nodes and regional failoversDeep Model Optimization: Pioneer and institutionalize advanced...Remote work
$182k - $310k
...billion and backed by world-leading investors including... ...” end-to-end. You use AI to work smarter and... ...tool-agnostic, and expect engineers to own problems end-to-... ...has.About the RoleAs a Staff AI Engineer, you will... ...layers, and pragmatic model selection to turn ideas...Temporary workLocal areaWorldwide- ...seeking an Founding Computer Vision Engineer – Multimodal AI & VLMs to join an early-stage technology... ...company building AI systems for real-world industrial environments. This role... ...applied computer vision techniques. Own model orchestration and production...Work at officeVisa sponsorship
$300k - $350k
...to days. Join a team of engineers, permitting experts,... ...their portfolio. With AI-powered permitting intelligence... ...at Pulley. As a staff-level AI engineer, you... ...regressions, and know when a model change is actually an... ...eval sets from real-world usage Experience in...Full timeRemote workFlexible hours$286.2k - $326.7k
...Senior Staff AI Engineer (Remote Eligible) At Capital One, we are creating responsible and reliable... ...in technology infrastructure and world-class talent — along with our deep experience... ...value to millions of customers. Our AI models and platforms empower teams across...Full timePart timeLocal areaRemote work$244.7k - $279.2k
Staff AI Engineer role (Remote Eligible)At Capital One, we are creating responsible and reliable... ...investments in technology infrastructure and world-class talent — along with our deep... ...value to millions of customers. Our AI models and platforms empower teams across...Full timePart timeLocal areaRemote work$244.7k - $279.2k
...responsible and reliable AI systems, changing... ...technology infrastructure and world-class talent — along... ...class applied science and engineering teams to deliver our... ...components including foundation model training, large... ...244,700 - $279,200 for Staff AI EngineerCambridge,...Full timePart timeLocal areaRemote work- ...Netomi is the leading agentic AI platform for enterprise... ...revolution and transform how the world’s largest global brands do business? Join us! As a Staff Agentic AI Engineer at Netomi, you will be a... ...Analytics for data science modeling and performance analysis ~...
$215k - $260k
...the only vertically integrated AI infrastructure company built... ...electrons to tokens — to power the world's most ambitious AI workloads.... ...time making large language models run faster, cheaper, and more... ...also work directly with customer engineering teams to tailor deployments to...Temporary work$190.9k - $334.1k
...DescriptionIt all started when engineer Fred Luddy wrote code that... ...work. Today, ServiceNow is the AI control tower for business reinvention... ...context engineering, and data modeling. Curiosity & Adaptability: You... ...approach our distributed world of work with flexibility and...Work at officeImmediate startRemote workFlexible hoursDay shift$228.6k - $342.8k
...enabling data teams to solve the world's toughest problems — from... ...the world's best data and AI infrastructure platform so... ...finds.We are hiring a Senior Staff Applied AI Engineer to own context retrieval for... ...training or fine-tuning embedding models, rerankers, or query...Work at officeLocal areaImmediate startWorldwide$200k - $270k
...work?” ABOUT THE ROLE As an Applied AI Engineer, you will help build, evolve, and operate... ...capabilities, recover from ambiguity, handle real-world edge cases, and complete user-facing work... ...review. Debug complex failures across model behavior, tool execution, orchestration,...Minimum wageFor contractorsWork at officeRemote work- ...building an Operations Cloud for the real world. A modern, AI-native platform for physical product... ...(ARP) and unified operational data model, teams deploy quickly, automate workflows... ...-chain, finance, and ops data. Engineer AI-assisted tooling that uses foundation...Work at officeImmediate startRelocation packageFlexible hours
$228k - $363k
...Suno We're building the world's first creative... ...company and the leader in AI music. We are backed by leading... ...steps, and calls our music models and audio tools to make the... ...song. We're hiring Senior / Staff Full-Stack / AI Engineers to build the backend, data...Full timeWork at officeLocal area$246k - $340k
...Science & Machine Learning team builds the models, services, and platforms behind how... ...their financial lives. We're hiring a Staff AI/ML Engineer on our Lending and Cashflow team to lead... ...monitoring Comfort with messy real-world data, including label definition, leakage...Full timeWork at officeLocal areaRemote work$250k - $320k
(Staff / Senior Staff) AI Infra Engineer, Inference Infrastructure About The Role We're looking for a software... ...what they need, a cluster, a model deployment, a capacity change, and get... ...keep that promise true in the real world: triaging InfiniBand issues when prefill...Permanent employmentFull time$180k - $240k
...Member of Technical Staff (LA) – AI Engineer Palo Alto, CA NTT DATA AIVista, Inc., a wholly owned subsidiary... ...capabilities, including agentic infrastructure, model customization, and agentic workflows for some of the world's largest enterprises. This is a hands-on...Work experience placementLocal areaFlexible hours- Raydar is a seed-stage AI company in San Francisco building the data and infrastructure layer to improve model quality in creative domains. You will join as AI Engineer, RL & Evals to design, implement, and scale RL environments, evaluation systems, and production-grade...
$175k - $275k
About the company Our client is a seed-stage AI company building the data and infrastructure layer that improves model quality in subjective, creative domains, starting... ..., context and verification. The role As AI Engineer, RL & Evals, you will build reinforcement...Full timeH1bWork at office$222.72k - $389.75k
...Millions of people around the world come to our platform to... ...It’s Possible.At Pinterest, AI isn't just a feature, it's... ...here.We are looking for a Staff Machine Learning Engineer to lead the technical vision... ...for our Ads Conversion Core Modeling team, building the state-of...Work at officeLocal areaRelocationRelocation package$180k - $280k
...without reprogramming. We are seeking a Staff AI Perception Engineer to advance Anyware's production 3D AI... ...prototype through production and real-world operation. You will make pragmatic... ...Strong foundation in 3D geometry, camera models and calibration, RGB‑D or point‑cloud...Flexible hours$180k - $250k
...Kastle Kastle is building an AI operating system for consumer... ...Role As a Founding Applied AI Engineer, you'll be instrumental in building... ...'ll fine‑tune large language models, design AI workflows for... ...applied AI, eager to solve real‑world challenges, and excited to build...Live inRelocation package- ...Robotic AI Engineer/Applied Scientist - Foundation Models LOCATION: Role Description We are seeking an exceptional AI Foundation Model Engineer to... ...and scalable models that perform effectively in real-world scenarios. Build pipelines for training, evaluation...
$228k - $363k
...About Suno We're building the world's first creative entertainment... ...company and the leader in AI music. We are backed by leading... ...build on. As a Senior AI Platform Engineer, you'll build the APIs, SDKs... ...infrastructure, tracing and model routing, that let engineers across...Full timeWork at officeLocal area
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