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Founding Backend Engineer

Amadeus Search
Full-time
On-site
San Francisco, California, United States
$170,270 - $170,270 USD yearly
Backend Development
Role: Founding Backend Engineer
Employment Type: Full-time, On-site (100%)
Location: San Francisco, CA
Compensation: $170k – $270k base + up to 3% equity
Visa: Sponsorship available

Company Overview

A seed-funded AI startup ($5.5M raised) is building next-generation air traffic control systems to improve aviation safety. The team designs and operates the full technology stack — from custom-built radio hardware and data labeling pipelines to in-house AI models for speech, language, and vision understanding.

They’re the creators of aviation’s leading speech recognition model and are a team of pilots committed to advancing airspace compliance and monitoring.

  • Early-stage (team of 4)

  • Fully self-managed data + AI stack

  • AI deployed alongside radar and ADS-B services

Role Summary

As the Founding Backend Engineer, you’ll work across the entire technology stack, with an emphasis on backend systems. You’ll take ownership of high-priority projects, from designing scalable backend architectures to integrating AI models and hardware systems. This is a ground-floor opportunity with significant influence on technical direction and product capabilities.

Key Responsibilities

  • Build and maintain backend systems for AI-powered air traffic control solutions

  • Collaborate on AI model training and deployment

  • Integrate backend services with custom-built hardware systems

  • Solve technical challenges across the stack as needed in a fast-moving environment

  • Own critical projects that directly impact aviation safety

Ideal Candidate Profile

  • Strong experience in C, Rust, or Go

  • Ability to work across multiple technical domains (backend, AI integration, hardware systems)

  • Thrives in high-ownership, early-stage startup environments

  • Comfortable working long hours in an intense, collaborative environment

  • Passion for aviation is a plus (piloting experience a bonus)

Culture & Work Style

  • Small, highly collaborative team (100% pilots)

  • Fully on-site in San Francisco

  • High-intensity environment (70–80 hours/week) with a focus on results

  • Roles are fluid — engineers work wherever they can contribute most

  • Commitment to technical excellence and aviation safety

Benefits & Perks

  • Competitive salary and equity

  • Visa sponsorship available

  • Opportunity to work on mission-critical, safety-focused AI systems

  • Influence both product and technical strategy from day one