Senior Full-Stack Engineer — AI-Powered & Onsite

CarParts.com; Long Beach (CA); On-site; USD 150,000 - 190,000; Full time

Job summary

CarParts.com is seeking a senior full-stack engineer to advance AI-powered features across React/Next.js frontends and Node.js microservices. You will design and own end-to-end solutions including intelligent search, recommendations, and automated content tasks.

The role emphasizes agentic systems, tool orchestration, and MCP server integration to read catalog data and trigger workflows. On-site at Long Beach HQ, with collaboration in a face-to-face environment.

Qualifications

• 5+ years of full-stack web development experience using Node.js/JavaScript/TypeScript.
• Experience building scalable apps and microservices with React/Next.js and REST APIs.
• Hands-on experience with API design, OpenAPI, and modern data-fetching patterns.

Responsibilities

• Design, develop, and own full-stack features across React/Next.js frontends and Node.js/Express microservices.
• Build AI-powered product experiences: intelligent search, personalized recommendations, and content generation.
• Develop agentic systems that plan, reason, and call tools autonomously with human-in-the-loop checkpoints.

Skills

Full-stack JS

React/Next.js

Node.js/Express

REST APIs

TypeScript

Web performance

Tools

Docker

OpenAPI

SQL/NoSQL

Redis

Webpack/Vite

Chrome DevTools

Job description

CarParts.com is seeking a senior full-stack engineer to advance AI-powered features across React/Next.js frontends and Node.js microservices. You will design and own end-to-end solutions including intelligent search, recommendations, and automated content tasks.

The role emphasizes agentic systems, tool orchestration, and MCP server integration to read catalog data and trigger workflows. On-site at Long Beach HQ, with collaboration in a face-to-face environment.