Fullstack Engineer (New Grad) - AI Tooling

Fullstack Engineer (New Grad) (AI Tooling)

$120,000 – $180,000 + Equity + Benefits + Relocation Assistance + PTO

San Francisco, CA – On-site

Are you a new grad engineer who wants to join a fast-moving startup at the ground floor? Do you want to help improve and scale the frontend experiences and backend infrastructure of an AI platform used by thousands of developers at some of the world's largest companies?

Backed by top VCs and with an existing client portfolio boasting enterprises such as Netflix, Adobe, and NASA, the company is now looking to rapidly expand its platform and supercharge growth.

This is an exciting opportunity to join a profitable, fast-growing AI startup already on track for $10M ARR by 2026. The team is building a unified platform that lets developers seamlessly integrate with multiple large language models through a single, high-performance API. With strong enterprise adoption and rapidly growing demand, the team is pushing the limits of throughput, latency, and scalability in production systems.

As part of a lean, high-caliber engineering team, you'll work directly with experienced engineers on full-stack improvements that impact the developer experience end-to-end. You'll take ownership of frontend migrations, backend feature parity, and codebase modernisation — helping scale a platform that millions of developers rely on daily. You'll work across a modern stack including Python, JavaScript/TypeScript, and React.

If you're looking to join a stable early-stage startup at its inflection point, with strong mentorship, real ownership, and direct impact from day one, this is a standout opportunity.

The Role

• Migrate UI component libraries to modern standards
• Build a unified permission layer for management endpoints
• Update the UI to align with React best practices
• Refactor monolithic architecture into self-contained, reusable components
• Implement standardised data fetching patterns and error/retry logic
• Ensure parity between backend and UI features

Interested in relocating to United State? Check out our comprehensive Relocation Jobs in United State page with detailed relocation packages and benefits.

The Person

• New grad or 0–1 years of full-stack experience
• Strong React/UI skills and foundational backend proficiency in Python or JavaScript
• Familiarity with modern frontend architecture and component-driven development
• Looking for high ownership and mentorship in a fast-moving, product-driven environment