At CARDFREE, we ensure Merchant Mobile Apps delight users and keep them engaged. From innovative solutions for Offers and Loyalty to Stored Value and Order Ahead, we build products that power user engagement and measure key metrics so merchants can sharpen their mobile business. We have won the best Mobile Startup Award with the MEA, listed as part of the Red Herring Top 100 North America Award, and also powering the Dunkin Donuts new mobile application launch. We are expanding our iOS team for some exciting new projects as we continue to grow our business. We're looking for candidates who enjoy working on small teams - our current iOS team is 3 people - where they can fully own features and projects. We work on apps that are used by millions of people every month so your work here will be important and have an impact on our users! RequirementsMinimum 2 years of commercial development for iOS applications.Exceptional problem solving and communication skills.Submitted 2+ apps to app stores with strong adoption. Please indicate your role.Proven track record of building apps with great user experience & interface.Experience with Swift, Objective C, UIKit and Cocoa.Experience integrating with web services i. e. RESTful APIs and JSON.ResponsibilitiesDevelop and deliver new product features for our iOS appsMaintain and improve existing codebase through continuous refactoringParticipate in code review and write unit tests.Discuss requirements and design with Product and Design teams.Bonus PointsKnowledgeable about iOS provisioning, certificates and experience with Fastlane. We make a lot of builds for a lot of clients and maintain their certificates and profiles.You get excited when you see customers using your applications.You enjoy working in agile and collaborative environment.You care about great design and user experience.Strong self-management skills requiring minimum direction.Please include links to apps you have worked on in the iTunes Store. Position is based in San Francisco, CA.