Full Stack Developer

LastRound AI; United States; Remote; USD 110,000 - 180,000; Full time

Job summary

LastRound AI in the United States is seeking a hands-on full‑stack engineer to own features from scope to release. You’ll work on a React frontend and a Supabase/Node.js backend to ship reliable interview‑prep experiences in a fast‑moving sprint.

Collaborate with founders, designers, and AI engineers to shape direction and priorities, while maintaining clean TypeScript, sensible data modeling, and a fast, accessible interface as the platform scales.

Qualifications

• Production features built with React and a Node.js backend.
• Experience with TypeScript, Supabase, and data modeling.
• Ability to ship quickly while maintaining reliability of critical user flows.
• Clear written communication and decision-making in a small team with minimal process overhead.

Responsibilities

• Own features from scope through release, spanning the React front end and the Supabase plus Node.js back end.
• Translate product ideas into stable, user-facing experiences that hold up during real interview conditions.
• Collaborate closely with founders, designers, and AI engineers to shape direction and priorities.
• Maintain clean TypeScript, sensible data modeling, and a fast, accessible interface as the platform scales.

Skills

React

TypeScript

Node.js

Data modeling

Supabase

Tools

Supabase

Job description

Role overview

The role sits on a small team building an AI-powered interview preparation platform used by thousands of job seekers ahead of high-stakes interviews. It covers full ownership of features across a React front end and a Supabase and Node.js back end, with product ideas turned into shipped, reliable experiences inside a single sprint.

Responsibilities

• Own features from scope through release, spanning the React front end and the Supabase plus Node.js back end.
• Translate product ideas into stable, user-facing experiences that hold up during real interview conditions.
• Collaborate closely with founders, designers, and AI engineers to shape direction and priorities.
• Maintain clean TypeScript, sensible data modeling, and a fast, accessible interface as the platform scales.

Requirements

• Hands-on experience building production features with React and a Node.js back end.
• Comfort with TypeScript, Supabase, and practical data modeling decisions.
• Track record of moving quickly while protecting the reliability of critical user flows.
• Clear written communication and confidence making decisions in a small team with minimal process overhead.