Software Development Engineer II (@Remote, Columbia)

OfferUp(2 days ago)

RemoteFull TimeSenior$112,589 - $152,300 (estimated)Engineering

About this role

OfferUp is seeking a Fullstack Software Development Engineer to maintain and enhance its client engineering platform and app ecosystem. The role focuses on building scalable systems to detect and prevent fraudulent activity, improving app stability, performance, and developer efficiency. The position involves collaborating across teams, working with web technologies like NodeJS, React, and React Native, and mentoring junior engineers.

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Required Skills

Javascript
Typescript
React
Nodejs
Java
GraphQL
NoSQL
Relational Databases
Microservices
Web Performance

Qualifications

BS in Computer Science
Experience with Fullstack Development

About OfferUp

offerup.com

OfferUp is a mobile-first local marketplace and classifieds platform that lets individuals buy and sell new and used items—from furniture and electronics to cars and services. The app provides in-app messaging, user profiles and ratings, identity-verification and safety features, plus optional in-app payments and shipping to support both local pickup and nationwide delivery. Formed as a simpler, mobile alternative to Craigslist and eBay (and later merged with letgo), OfferUp emphasizes ease-of-use, trust and discoverability through listings and promoted placements. Millions of users rely on it for fast, peer-to-peer commerce in their communities.

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