Sr. Software Development Engineer - Platform, Core Services, Tooling

OfferUp is on a mission to create the simplest, most trustworthy way to buy and sell locally. The free app for iOS and Android helps sellers quickly post items for sale with just a picture from their smartphones and lets buyers easily browse what's nearby. Now the largest mobile marketplace for local buyers and sellers in the U.S., OfferUp brings millions of people together to discover more value right where they are.

At a Glance

  • A top shopping app on iTunes and Google Play
  • $14+ Billion In Transactions in 2016
  • Geekwire App of Year
  • 35+ Million Downloads

OfferUp's Platform, Tooling, and Core Services Teams are looking for experienced engineers who want to build tools and processes that increasing engineering productivity, and handle the performance and scalability of the OfferUp platform. You will design and code systems in a very deliberate and thoughtful manner, as slight changes can impact everything in a major way. You take a performance minded approach to everything you do, and will help OfferUp continue to scale to many more millions of users.

Responsibilities:

  • Build tools and services for other engineers to increase velocity/productivity
  • Build and maintain high-performance, scalable systems
  • Improve the reliability and efficiency of Offerup's core services
  • Develop elegant solutions to complex problems
  • Code using Java or Python

Requirements:

  • Extensive experience with web infrastructure, distributed systems, performance analysis, and traffic manipulation
  • 6+ years professional software development experience
  • Experience with software engineering best practices (e.g. unit testing, code reviews, design documentation)
  • Experience in docker tool-chains
  • Strong background with algorithms and data structures 
  • BS, MS, or PhD in Computer Science

Nice to have:

  • Experience with AWS
  • Experience designing fault-tolerant distributed systems
  • Experience with Lua
  • Experience with Cassandra, Redis, Memcached, Postgres, or Django
  • Contributions to the open-source community

OfferUp is changing the way people buy and sell locally! Come join the team and take the ride of your life!

OfferUp provides equal employment opportunities (EEO) to all employees and applicants for employment without regard to race, color, religion, sex, national origin, age, disability or genetics. In addition to federal law requirements, OfferUp complies with applicable state and local laws governing nondiscrimination in employment in every location in which the company has facilities. This policy applies to all terms and conditions of employment, including recruiting, hiring, placement, promotion, termination, layoff, transfer, leaves of absence, compensation and training.

OfferUp expressly prohibits any form of workplace harassment based on race, color, religion, gender, sexual orientation, gender identity or expression, national origin, age, genetic information, disability, or veteran status. Improper interference with the ability of OfferUp’s employees to perform their job duties may result in discipline up to and including discharge.


Meet Some of OfferUp's Employees

Elizabeth R.

Customer Care Manager

Elizabeth is a manager on the Customer Care Team. Her focus is on helping her team champion OfferUp values and work with members of the OfferUp community to improve their experiences with the app.

Dhigha S.

Director of Engineering

Dhigha is helping to build and scale the OfferUp platform. He leads the back-end Infrastructure Team as they solve complex marketplace challenges at the speed of mobile and lay the technical groundwork for future versions of the app.


Back to top