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Research / Data Engineer – Post-Training
Research/data engineer at a profitable seed-stage AI company in San Francisco building long-horizon RL environments and post-training data for leading AI labs. Owns the full post-training loop—infrastructure, training runs, and self-improving data-generation tooling—using PyTorch and ML pipelines. Full-time, on-site.


Executive Assistant
Who we are Helsing is a defence AI company. Our mission is to protect our democracies. We aim to achieve technological leadership, so that open societies can continue to make sovereign decisions and control their…
Staff Data Scientist, SMAI OI
Our vision is to transform how the world uses information to enrich life for all. Join an inclusive team passionate about one thing: using their expertise in the relentless pursuit of innovation for customers and…
Litmus 7 - Senior AI Engineer - Generative AI/Agentic AI
Senior Engineer - AI Experience : 5+ Years Job Overview : We are looking for a Senior AI Engineer with strong expertise in machine learning, natural language processing, Generative AI, and Agentic AI. The role involves…
Principal AI Evaluations Platform Engineer
As Microsoft continues to push the boundaries of AI, we are looking for passionate individuals to work with us on some of the most interesting and challenging AI questions of our time. Our vision is bold and broad: to…
Software Engineer | AI Infra
Overview Microsoft AI is looking for a Software Engineer AI Infra to help build the SOTA LLM models. We’re looking for someone who will bring an abundance of positive energy, empathy, and kindness to the team every…
Software Engineer, AI Infra and Model Foundry
Overview At Microsoft AI, we are building frontier models and systems that amplify human potential and reach millions of people through Copilot and the broader Microsoft ecosystem. The AI Infrastructure and Model…
Software Engineer, Reinforcement Learning
Overview At Microsoft AI, we are building frontier models and systems that amplify human potential and reach millions of people through Copilot and the broader Microsoft ecosystem. The Reinforcement Learning…
Senior LLM / Multimodal AI Engineer
Company Description NCS is a leading AI Tech Services company. With a 15,000-strong team across the Asia Pacific, NCS scales its platforms and capabilities to provide clients with greater agility and AI expertise…
Senior LLM / Multimodal AI Engineer
Join NCS as a Senior LLM / Multimodal AI Engineer and spearhead the development of next-generation foundation models and multimodal understanding systems. With 4+ years of hands-on experience, you will architect,…
Research Scientist, Applied AI
Senior applied AI researcher building the core intelligence of a revenue-focused AI agent: owning the agent harness and execution loop, designing evaluation frameworks and benchmarks, and leading LLM fine-tuning and reinforcement-learning research. Remote within India, working closely with US-based AI leadership.
AI/ML Engineer
Optum is a global organization that delivers care, aided by technology to help millions of people live healthier lives. The work you do with our team will directly improve health outcomes by connecting people with the…
Program Manager, ACES, OPTIMA, OPTIMA
The OPTIMA team is seeking an experienced Program Manager to drive scalable and streamlined continuous improvement initiatives across multiple sites. In this role, you will drive a continuous improvement roadmap, lead…
Machine Learning Engineer – RL
Bright Vision Technologies is a technology consulting and software development company delivering cloud, AI, data, and enterprise solutions across the United States. This is a fantastic opportunity to join an…
Sr. AI/ML Engineer, Cybersecurity (TS/SCI Eligible)
Vibrint is a trusted provider of mission-critical systems and analysis that transform our customers' capacity and capability in harvesting and harnessing data. Working alongside many of the most talented professionals…
Staff Machine Learning Engineer
About the Role Uber Marketplace is at the heart of Uber’s business, with Rider Pricing playing a critical role by setting prices and targeting promotions for Uber riders. Our team’s mission is to drive revenue growth,…