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Senior Applied AI Engineer

StackBlitzRemoteEngineering
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Salary
Not listed
Job type
Full-time
Work mode
Remote
Posted
25 Jun 2025
Status
Open · checked 7d ago

About this role

Role Overview

StackBlitz is hiring a remote Senior Applied AI Engineer to build and enhance the core coding AI agents that power Bolt.new. This role suits professionals who want to shape the future of software development by working on advanced agent workflows and model reasoning.

Key Responsibilities

Design and deploy advanced coding agents for Bolt.new, handling agent loops, model routing, context compression, and long-running workflows.
Take charge of end-to-end agent capabilities, including planning, tool usage, code generation, editing, and context preservation across multi-turn sessions and large codebases.
Integrate and benchmark various LLM providers such as OpenAI, Anthropic, and Google to optimize cost, latency, and quality while adopting new model features.
Create reliable, safe workflow orchestration and tool usage utilizing frameworks like LangGraph and the Vercel AI SDK, alongside establishing production observability and guardrails.
Collaborate across product, engineering, data, and design teams to deliver strong AI functionalities while mentoring colleagues.
Develop evaluation datasets and harnesses, reviewing failure modes and user feedback to enhance system reliability and performance.

Requirements

Demonstrated experience deploying LLM agents to production environments utilized by thousands of users.
Extensive knowledge of prompt engineering techniques to refine, construct, and optimize prompts across models and tasks.
Strong software engineering foundation with a track record of creating production-ready systems.
Ability to execute autonomously with minimal supervision, handling project complexity and driving tasks to completion.
Strong analytical skills to debug intricate artificial intelligence behaviors and clarify ambiguous challenges.
Data-driven approach to curate, analyze, and collect information to build datasets and convert findings into practical enhancements.
Proficiency in spoken and written English for regular communication with customers, stakeholders, and team members.

Nice to Have

Understanding of machine learning principles alongside experience with evaluation metrics.
Involvement in maintaining or contributing to open-source artificial intelligence or machine learning projects.
Experience reading and applying techniques derived from AI and ML research papers.

Skills and Tools

Node.js
LLMs (OpenAI, Anthropic, Google)
Vercel AI SDK
LangGraph

About the Company

StackBlitz is the organization behind WebContainers, a browser-based technology allowing Node.js execution directly inside web browsers. Founded in 2019, the company created Bolt.new, a next-generation AI-powered application builder that facilitates instant full-stack web and mobile app creation, editing, and deployment straight from the browser without requiring local setup or installations. Operating as a globally distributed, fully remote team, StackBlitz fosters a collaborative environment focused on advancing software development.

How to Apply

Interested candidates should visit the official StackBlitz careers page to submit an application for this remote position.

Skills and tech stack

Node.jsLLM

Questions candidates ask

Is this position remote?

Yes, this role is fully remote, and applicants do not need to be located in the United States.

What tools and frameworks are used in this role?

The role utilizes Node.js, LLMs from providers like OpenAI, Anthropic, and Google, as well as orchestration tools such as LangGraph and the Vercel AI SDK.

Is a college degree required to apply?

No, a college degree is not required for this position.

What language proficiency is necessary?

Strong verbal and written English communication skills are required for frequent collaboration with team members, customers, and stakeholders.

What is Bolt.new?

Bolt.new is an AI-powered app builder created by StackBlitz that allows users to instantly create, edit, and deploy full-stack web and mobile applications directly in the browser.

Ready to apply?

The application is on the official StackBlitz careers page.

Apply on company site