StackOne
The Integrations Engineer at StackOne is responsible for designing and implementing reliable, developer-friendly APIs and AI actions within the Unified API & Integration Engine. The role involves developing internal tools to unify third-party APIs across various domains, conducting code reviews, and collaborating with product and AI teams to enhance integration capabilities. Ideal candidates will have experience with APIs, OAuth, TypeScript, and Node.js, and a strong focus on API ergonomics and integration trends.
Headquarters
San Francisco, California, United States
Company Size
11-50 employees
Founded
2023
StackOne provides integration infrastructure for AI agents, connecting to 430+ apps with 26,000+ actions to automate external interactions across enterprise systems. The platform supports building custom integrations via an AI Connector Builder and exposes connectors through REST, MCP, A2A, and AI SDKs. It includes the Falcon execution engine for high-performance agentic execution, Defender for prompt-injection protection, and a Permissions API for per-tenant access controls and governance.
StackOne Raises $20 Million in Series A
May 7, 2025
Exclusive: GV backs AI startup StackOne in $20m funding round
May 5, 2025
StackOne raises $20M for easier API integration, led by Big Tech backers
May 6, 2025
StackOne Raises $20m Series A led by GV (Google Ventures) to Reinvent SaaS and AI Agent Integrations
Headquarters
San Francisco, CA
Company Size
201-500 employees
Founded
2018
Industry
Technology
Glassdoor Rating
4.2 / 5
Sarah Johnson
Chief Executive Officer
Michael Chen
Chief Technology Officer
Emily Williams
VP of Engineering
David Rodriguez
VP of Product
Jessica Thompson
Chief Financial Officer
Andrew Park
VP of Sales
View leadership team, funding history,
and employee contacts for StackOne.
StackOne didn’t post a salary, so this is our estimate from similar listings.
May 6, 2025