Sr. Software Engineer, iOS

About Poshmark

Poshmark is the leading fashion marketplace where style comes alive through discovery, self‑expression, and human connection. Powered by a vibrant community of 165 million members, Poshmark brings real people and taste to shopping through a social experience shaped by shared discovery. Buying and selling fashion feels simple, joyful, and personal, while every item tells its own story. Poshmark empowers sellers to grow meaningful businesses, keeps fashion in circulation longer, and gives shoppers access to unique and trusted finds, from everyday pieces to one‑of‑a‑kind vintage and luxury.

Poshmark is looking for a talented and creative Senior software Engineer - iOS
. You are someone who loves creating mobile applications that have a simple user interface and solid code. If you have a passion for developing new user experiences, solving difficult problems and creating solutions, this is a perfect job for you! Join our world‑class team and help build the future of Poshmark.

• Architect build, iterate and maintain our iOS mobile application
• Influence different aspect of the development process like API creation, design, and product
• Own important pieces of the product that have high visibility both internally and externally
• Find simple, elegant solutions to hard problems
• Take part in code reviews and give constructive feedback to peer developers
• Partner closely with our design, product, and other Engineering team to produce an application that flows seamlessly and works intuitively with our users.
• Write high quality and maintainable code and unit‑test for quality assurance, robustness, including edge cases, usability, and general reliability

• Outstanding engineer proven by great results, interesting hobby projects.
• Strong foundation in the fundamentals of computer science, data structures, algorithms, and software design.
• 3+ years in developing iOS applications
• Fluency with Swift. Objective‑C is a plus.
• Experience with common front end patterns like MVVM, Swift Concurrency and Swift UI is a plus.
• Excellent communication skills and ability to work cross‑functionally
• Design and use of RESTful web services to create connected applications.
• Understanding of code versioning tools, such as Git
• Basic Knowledge of writing unit tests.
• BS or MS in Computer Science or related technical discipline (or equivalent)

• Get familiar with Poshmark’s ecosystem and tools
• Contributing to and take ownership of Poshmark’s iOS feature
• Have a good collaboration within the team. Also, with other teams like Product, Design, QA, Dev Ops
• Should participate in technical discussions, code reviews, and provide valuable inputs to other Team members.

• Drive feature development independently
• Provide ideas/changes to improve iOS application code base.