HLT builds apps using modern web and mobile technologies, such as Objective-C, Swift, Java and Ruby on Rails. We operate as a highly collaborative team organized around an agile framework. As an iOS software engineer, you’ll get the opportunity to work on products that help millions of people around the world, and collaborate with other passionate mobile developers to bring the most elegant and valuable educational products to life. You should be comfortable with the above-mentioned technologies and have extensive knowledge of iOS development techniques and practices.

Primary Responsibilities:

• Designing & developing Objective-C and/or Swift applications

• Developing and improving all aspects of our applications (development, testing, deployment, architecture)

• Writing client-side apps that make use of RESTful APIs

• Writing elegant and maintainable code; a feature isn’t done until it’s been tested

• Writing automated unit tests and UI tests

• Providing technical support of applications when issues occur