Founding Engineer Jobs with Equity ≥ 1%

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Blee

Product Engineer, Founding Team

Company: Smart, fast, and collaborative compliance reviews

Summary: Product Engineer for the founding team building AI-driven compliance tools; own frontend/backend features with react, next.js, and node.js; API integrations; collaborate with customers and engineers; 3+ years experience.

Skills: react, next.js, node.js

New York; San Francisco; Remote$130k - 180k + 1% equityCompany size: 7
Posted 4d ago

Mosaic

Founding Product Engineer

Company: Agentic video editing startup building AI-powered video tools.

Summary: founding product engineer to build ai-powered video editing tools; full-stack work across react, typescript, and node.js; rapid iteration with founders and research team.

Skills: react, typescript, node.js

Onsite - San Francisco$110k - 140k + 2% equityCompany size: 4
Posted 1w ago

Altur

Founding Engineer

Company: Voice AI Agents for Debt Collection

Summary: Join as a founding engineer focusing on backend tasks in Mexico City. Requires Python, SQL, and Docker expertise.

Skills: python, sql, docker

Onsite - Mexico City, CDMX$48k - 80k + 1% equityCompany size: 3
Posted 1w ago

TraceRoot.AI

Founding Engineer

Company: Open source AI agents auto-fix your production bugs

Summary: Work with founders to build product and culture, focusing on AI systems and user features. Key skills include React, Node.js, and TypeScript.

Skills: node.js, react, typescript

Onsite - San Francisco, CA$120k - 220k + 2% equityCompany size: 2
Posted 1w ago

Novoflow

Founding Prompt/Context Engineer

Company: AI employees that automate medical operations for clinics.

Summary: Join as an LLM engineer to design AI infrastructure. Need Python, TypeScript, and Next.js skills for backend engineering.

Skills: python, typescript, next.js

Remote - San Francisco, CA$150k - 250k + 1.8% equityCompany size: 2
Posted 1w ago

Avallon AI

Founding Forward Deployed Engineer

Company: AI agents for insurance claims operations

Summary: Seeking a Full Stack Engineer with 3+ years using TypeScript, SQL, and Next.js for customer integration and custom solution build.

Skills: next.js, sql, postgresql

Onsite - New York, NY$120k - 200k + 1.2% equityCompany size: 3
Posted 1w ago

Ryvn

Founding Software Engineer

Company: Easy and secure customer cloud deployments

Summary: Design and build distributed systems for software deployment. Requires experience in full stack development, strong technical judgment, and fluency in web frameworks and APIs.

Skills: react, node.js, postgresql

Onsite - New York City$160k - 220k + 2% equityCompany size: 2
Posted 2w ago

EffiGov

Founding Engineer

Company: The AI OS for Cities

Summary: Join as a founding engineer to build EffiGov platform. Requirements include experience with Python, FastAPI, and Typescript Next.js, alongside strong problem-solving skills.

Skills: python, fastapi, typescript, next.js

Onsite - San Francisco, CA$120k - 180k + 3% equityCompany size: 2
Posted 2w ago

Cozmo AI

Founding Engineer

Company: Voice AI workforce for regulated businesses

Summary: Lead engineering delivery with 99.9% uptime, focus on core services, and improve performance. Requires experience in WebRTC, Kubernetes, and real-time systems.

Skills: webrtc, kubernetes, postgresql

Onsite - San Francisco, CA$120k - 240k + 3% equityCompany size: 8
Posted 2w ago

Relixir

Founding Engineer (Full-stack)

Company: The Autonomous GEO Platform

Summary: Lead full-stack engineering at Relixir, utilizing Next.js, TypeScript, and PostgreSQL. Shape the platform, develop features, and drive AI automation.

Skills: next.js, typescript, postgresql

Hybrid - San Francisco, CA$200k - 250k + 1% equityCompany size: 4
Posted 2w ago

Avelis Health

Founding Engineer - AI/ML Infrastructure

Company: Healthcare AI company improving patient outcomes via ML.

Summary: Build and scale medical claims auditing infrastructure using distributed systems, data pipelines, and APIs. Requires experience in React, Node.js, and SQL.

Skills: react, node.js, sql

Remote - San Francisco, CA$150k - 200k + 3% equityCompany size: 2
Posted 2w ago