Backend Engineer (Mobile App)

We’re hiring a Backend Engineer to own and evolve our Backend-for-Frontend (BFF) layer powering mobile commerce at scale.

Responsibilities

• Own and develop the BFF layer for a high‑traffic mobile commerce platform
• Design and build APIs that are optimized for mobile client consumption
• Implement and improve key backend services across auth, catalog, cart, and checkout
• Drive improvements in performance, reliability, observability, and security
• Work on caching, payload optimization, cold start reduction, and cost efficiency
• Support production operations, incident troubleshooting, and root cause analysis
• Partner with mobile, platform, and SRE teams on architecture, deployments, and service improvements

Requirements

• 3–5 years of backend engineering experience
• Strong experience with Node.js and TypeScript
• Experience building and operating AWS serverless applications in...