Senior Full-stack Engineer, AI / ML

The Suite

102d

About The Position

We’re looking for a Senior or Staff-level Full-Stack Engineer to help us evolve our community intelligence platform. You’ll build tools that transform peer knowledge into decision-making firepower—AI-enhanced, fast, and intuitive. This is a high-leverage role for a builder who thrives on autonomy, ownership, and curiosity. You’ll work closely with our Head of Engineering, product team, and community operators to bring new experiences to life on the Braintrust for our community members. We are a remote-first company.

Requirements

• Production-level Python expertise, especially in API and backend service development
• 2+ years designing scalable APIs for chatbot integrations across platforms (Slack, web, mobile)
• 2+ years demonstrating advanced SQL and database design skills, including optimization for large-scale structured and unstructured data.
• 2+ years of hands-on experience with LLM orchestration frameworks (e.g., LangChain, Haystack, LlamaIndex, PromptQL, etc.)
• Strong foundation in algorithms and data structures; skilled in writing efficient, scalable code.
• Highly-proficient in RAG pipelines and vector databases (e.g. Pinecone, Weaviate, etc.)
• Highly-proficient in prompt engineering, multi-agent workflows, and fine-tuning models
• Highly-proficient in LLM caching and memory strategies to optimize token usage and response quality

Responsibilities

• Build, scale, and maintain end-to-end features across our web stack (React, Next.js, Node.js, Postgres, Vercel)
• Integrate AI-powered capabilities (e.g., summarization, semantic search, classification) into user-facing workflows
• Collaborate with design and product to deliver fast experiments and polished UX
• Write high-quality, tested, and observable code using modern development practices
• Contribute to architectural decisions and technical direction for a fast-growing product
• Leverage AI tools (e.g., Copilot, ChatGPT, Cursor) thoughtfully throughout your development workflow
• Maintain a culture of documentation, iteration, and extreme ownership

What This Job Offers

• Job Type: Full-time
• Career Level: Senior