Senior Software Engineer, Mobile (iOS)

| Santa Monica

Tradesy is a peer-to-peer marketplace for buying and selling luxury fashion, enabling savvy customers to unlock the value in their closet to access affordable luxury. Our mission is to make fashion resale as simple, safe and stylish as retail- at scale. We have millions of passionate members, a product that people love, and an office with an ocean view in sunny Santa Monica, California.

The Senior Software Engineer (iOS) works closely with other engineers, designers and product owners to develop beautiful, fast, extensible, maintainable, accessible and robust iOS applications.

A Senior Software Engineer is someone who has worked on applications and teams of different levels of complexity and size. A Senior Engineer is not intimidated by poorly written code; on the contrary, a Senior Engineer finds a path forward that makes the application better. The ideal candidate will lead the team toward constant improvement and knows how to make the appropriate trade-offs when making technology or coding decisions.

This role reports directly to the VP, Engineering.

You Will:

  • Be a leading contributor to  iOS development efforts from planning and organization to deployment
  • Work closely with QA to maintain stable releases with good test coverage
  • Support the migration of legacy Objective-C code to Swift
  • Collaborate with design and product teams to provide technical recommendations and tradeoffs depending on resources and timelines
  • Evaluate current codebase to provide and implement architecture improvements
  • Keep a close eye to app failures, crashes and reviews
  • Mentor less experienced engineers through excellent code reviews, 1:1 coaching and pair programming, using the best coaching tool for the situation.

You Have:

  • BS degree in Computer Science or related experience
  • 5+ years of Software Development experience
  • Deep knowledge of iOS development as well as emerging mobile trends
  • Proficiency of both Swift and Objective-C
  • A track record of successful apps in the App Store, with low crashing rates, beautiful UIs and great app reviews
  • Ability to provide multiple technical approaches with pros, cons and tradeoffs to collaboratively make decisions with team mates and product owner/sponsors
  • Familiarity with data persistence strategies such as Realm, SQLite, and Core Data
  • Familiarity with reactive patterns using libraries such as RxSwift
  • Understanding of architectural patterns such as MVC, MVVM, VIPER, and TEA/Elm

The Ideal Candidate:

  • Enjoys mentorship. Coaching is the defacto mode of operation.
  • Is an excellent communicator.
  • Knows how and when to apply different communication styles to effectively communicate ideas, technological approach, trade-offs, etc…
  • Is a leader and a positive influence for the team.


  • Competitive salary, commensurate with experience
  • Stock options
  • Comprehensive benefits (Medical, Dental, Vision, 401k)
  • Flexible Paid Time Off

Additional Perks

  • Daily catered lunches
  • Dog friendly office
  • Tight knit team
Read Full Job Description