? Senior Full Stack Engineer (JavaScript) - Audio AI | San Francisco | $200-225K + Equity

Qualifications

• 5+ years of experience in full-stack or backend development
• Deep expertise with JavaScript/TypeScript (Node.js, Next.js)
• Strong backend skills and systems thinking
• Must be a U.S. Citizen or Green Card holder
• Ideal For: Startup-minded engineers with backend depth, product focus, and a passion for audio AI

Responsibilities

• Architect and build full-stack systems using Node.js, TypeScript, and Next.js
• Develop scalable audio data pipelines and backend infrastructure
• Own features end-to-end, from ideation to production
• Collaborate with world-class AI researchers and product teams

Full Description

Job Description

Coders Connect are partnering with an exciting, well-funded audio AI startup backed by $25M in Series A funding. Operating at the forefront of AI research and infrastructure, this company builds high-quality audio datasets and tooling for the world s top tech giants.

They re hiring a Senior Full Stack Engineer to help build and scale data-centric products and real-time ML systems. This is a high-ownership role embedded within client engineering teams, helping to solve the most complex problems in voice and audio AI.

Location: San Francisco (5 days/week on-site only)

What You ll Be Doing

• Architect and build full-stack systems using Node.js, TypeScript, and Next.js

• Develop scalable audio data pipelines and backend infrastructure

• Own features end-to-end, from ideation to production

• Collaborate with world-class AI researchers and product teams

What You Bring

• 5+ years of experience in full-stack or backend development

• Deep expertise with JavaScript/TypeScript (Node.js, Next.js)

• Strong backend skills and systems thinking

• STEM degree from a Top 20 U.S. university preferred

• Must be a U.S. Citizen or Green Card holder

Ideal For: Startup-minded engineers with backend depth, product focus, and a passion for audio AI.