Founding Software Engineer

Senior Software Engineer

Founding Engineer (Full-Stack / Backend) - AI Platform

Location: San Francisco | Fully Onsite

Salary: Competitive $160,000 - $270,000 DOE + equity

Investment: Seed-stage and backed by worlds leading investors

We have partnered with a very exciting AI firm who are building an AI operating system for corporate transformation. They are on the lookout for a Founding Senior Software Engineer to join the team.

Exciting time to join the scale: early stage, funded by top-tier investors, part of a selective AI pilot program, and already live with paying pilots across private equity, government, and large enterprises.

Tech Stack:

• Backend: Python, FastAPI
• Frontend: React, TypeScript
• Infra: AWS (ECS Fargate, RDS, S3, CloudFront), Terraform, Docker
• DB: Postgres

Experience:

• Build and scale the core platform : APIs, microservices, and orchestration systems
• Design, deploy, and operate production infrastructure on AWS
• Integrate with complex enterprise systems (HR, finance, CRM, project management, etc.)
• Work directly with customers to map systems and deliver end-to-end solutions
• Shape product direction, technical architecture, and company culture as a founding team member

We are looking for high impact killer engineers:

• High-agency builder who takes full ownership and moves fast
• Comfortable in 0→1 environments and wearing multiple hats
• Confident in high-intensity, customer-facing settings
• Pragmatic about tradeoffs, opinionated about great systems
• Obsessed with shipping polished, production-grade work

Essential Experience Required:

• 3-8 years of backend or full-stack experience at a fast-paced startup or top-tier company
• Strong fundamentals in APIs, databases, and cloud infrastructure
• Experience integrating enterprise systems or working with OAuth / SSO

Apply ASAP if this is suitable - please note this is a fully onsite role based in San Francisco.