About this opportunity
Brain Co. lists this Machine Learning Engineer, Applied AI opportunity in san francisco, California. Review the employer’s description below for duties, qualifications and application requirements.
Job description
About Brain Co.
Brain Co. is an applied AI startup co-founded by Jared Kushner and Elad Gil, and backed by leading Silicon Valley builders including Patrick Collison and Andrej Karpathy.
We are building AI applications for the world’s most important institutions, delivering impact on real-world problems across governments, healthcare systems, and critical industries.
Our progress so far:
Automated construction permitting for a sovereign government → 80% faster, unlocking $375M+ in value
Optimized supply chains for a leading global energy company → 30% lower cost, 99% reliability, preventing $100M+ in losses
Streamlined hospital patient care across national health systems → 40% better outcomes, 80% less admin work
Company momentum:
Raised a $55M Series A from leading investors
Built a team of 70+ AI experts from Tesla, Google DeepMind, NVIDIA, and Databricks
At Brain Co., we focus on applying frontier AI to real institutional challenges, working alongside governments, healthcare systems, and critical industries to modernize how essential services operate. We are looking for leaders who want to help bring new technology into institutions that impact millions of people.
About The Role
As a Machine Learning Engineer at Brain Co., you will play a crucial role in deploying state-of-the‑art models to automate various real‑world problems in sectors such as healthcare, government and energy. Part of the role will involve turning research breakthroughs into practical solutions for various nation states. This role is your opportunity to make a significant impact by making AI technology both accessible and influential.
In This Role, You Will:
Innovate and Deploy: Design and deploy advanced LLM models to tackle real‑world problems, particularly in automating complex, manual processes in a range of real‑world verticals.
Optimize and Scale: Build scalable data pipelines, optimize models for performance and accuracy, and prepare them for production. Monitor and maintain deployed models to ensure they continue delivering value across various governments worldwide.
Make a Difference: Engage in projects including but not limited to optimizing the world’s most advanced energy production systems, modernizing core government workflows, or improving patient outcomes in advanced public healthcare systems. Your work will directly impact how AI benefits individuals, businesses, and society at large.
Engage with Leaders: interact directly with government officials in various countries and apply the first of its kind AI solutions while working alongside experienced ex. Founders, AI researchers, and software engineers to understand complex business challenges and deliver AI‑powered solutions. Join a dynamic team where ideas are exchanged freely and creativity flourishes. You will be able to wear many hats: software building, product management, sales, interpersonal skills.
Learn and Lead: Keep abreast of the latest developments in machine learning and AI. Participate in code reviews, share knowledge, and set an example with high‑quality engineering practices.
You Might Thrive In This Role If You:
Hold a BSc/Master’s/PhD degree in Computer Science, Machine Learning, Data Science, or a related field.
Have impactful industry experience building GenAI‑focused applications with the latest technologies, including but not limited to Agents, reasoning models and RAG.
Have at least a high level familiarity with the architecture and operation of large language models.
Have personally implemented models in common ML frameworks such as PyTorch, Jax or TensorFlow.
Possess a strong foundation in data structures, algorithms, and software engineering principles.
Exhibit excellent problem‑solving and analytical skills, with a proactive approach to challenges.
Can work collaboratively with cross‑functional teams.
Thrive in fast‑paced environments where priorities or deadlines may compete.
Are eager to own problems end‑to‑end and willing to acquire any necessary knowledge to get the job done.
Benefits
Competitive salary
Medical, Dental, and Vision (100% Coverage)
Paid Maternity and Paternity Leave
401(k)
Daily Lunches
Commuter Benefits
Unlimited PTO
Why Join Us
Ship quickly, iterate constantly and see your work deployed at global scale
Collaborate with industry veterans from Tesla, DeepMind, Databricks, and more
Accelerate your career with ownership based on impact, not tenure
Earn competitive compensation + meaningful equity in a high‑growth company
Thrive in a culture built on speed, curiosity, and impact
If you want to see your work deployed at scale with real impact, Brain Co. is the place to build.
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Worksite address
san francisco, CA, 94199, US
Who can apply
Review the original listing for work authorization, qualifications and employer requirements.