Bolt.new is an AI-powered builder for full-stack applications. Built by StackBlitz, our WebContainers technology enables Node.js execution in browsers and serves over a million monthly developers. We're hiring a Staff Applied AI Engineer to lead the technical direction of the AI agents that turn natural language into production-ready applications.

What you'll do:

Define the patterns and systems that govern how AI reasons about and generates full-stack applications
Establish organizational patterns for context management and workflow orchestration
Manage multi-provider LLM strategies across OpenAI (GPT), Anthropic (Claude), and Google (Gemini); evaluate and recommend models while building provider relationships
Design the foundational systems that enable AI agents to call external tools and APIs safely
Architect agent loops, evaluation frameworks, and prompt strategies that ship to millions of users
Establish evaluation standards and drive AI research innovation across the team
Provide cross-team technical leadership across product, engineering, and design
Identify emerging LLM research techniques offering competitive advantages

What we're looking for:

TypeScript proficiency with daily usage expectations
Extensive hands-on LLM production experience demonstrating understanding of capabilities and limitations
Deep prompt engineering expertise with mentoring ability
Strong software engineering fundamentals and architectural design experience
Ability managing ambiguous, high-scope challenges with minimal guidance
Systems thinking applied to technical and organizational debt
Data-driven evaluation framework development
Strong verbal and written English communication skills

Preferred Qualifications:

Experience with Vercel's AI SDK, LangGraph, and DSPy
Machine learning fundamentals and evaluation metrics knowledge
Open-source AI/ML contributions
AI/ML research paper implementation experience
Conference speaking or technical content publication

Schedule:

This is a remote role that requires flexibility to work from 7:00 AM to 10:00 AM Pacific Time in order to support collaboration across multiple time zones.

No degree required. No geographic restrictions (non-U.S. candidates welcome).

Tech stack: TypeScript, Vercel AI SDK, LangGraph, DSPy. Multi-provider LLMs: OpenAI, Anthropic, Google.

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