Mobile Applications Developer

To excel as a Mobile Applications Developer at this company in Philadelphia, candidates should possess 6+ years of JavaScript experience, solid proficiency in React and React Native, and a strong foundation in HTML/CSS. Familiarity with advanced programming techniques, web accessibility, and RESTful design patterns is also essential, as is experience with browser APIs and application lifecycle management.

The role involves developing and maintaining user interface components using React and React Native, applying advanced programming techniques to create web and mobile applications. Daily operations might include collaborating on project designs, enhancing test coverage, and ensuring front-end performance optimization while maintaining a healthy workflow in a hybrid setting where you'll only need to be in the office one day a week.

As a Mobile Applications Developer, you'll enjoy excellent salaries, comprehensive benefits, and bonus eligibility, making this opportunity particularly attractive. The company also fosters a work environment that embraces flexibility and innovation, and with a hybrid model, you'll achieve a good work-life balance while being part of a thriving tech community.

In this role, a Mobile Applications Developer is responsible for utilizing advanced programming techniques to develop and maintain mobile and web applications, including user interface components through React and React Native. The role also emphasizes building and enhancing test coverage, optimizing front-end performance, and collaborating with cross-functional teams throughout the app lifecycle.

Unfortunately, there is no sponsorship available for the Mobile Applications Developer position at this time. Local candidates who meet the qualifications and experience requirements are strongly encouraged to apply.

When answering this question, share specific projects where your JavaScript skills were key. Highlight tasks like asynchronous programming solutions you developed, and mention libraries or frameworks that improved your workflow.

Explain your understanding of REST principles—such as stateless interactions and resource representations. Provide a concrete example of how you successfully applied these principles, detailing the impact it had on the application’s efficiency.

Discuss the importance of web accessibility, and share specific techniques you employ, such as semantic HTML, ARIA roles, and regular testing with tools like WAVE or screen readers to enhance usability.

Describe a situation where you implemented strategies for performance optimization, such as code splitting, lazy loading images, or using service workers. Mention metrics you tracked to measure improvements.

Talk about specific projects where you utilized React Native, and compare it with your experience in traditional web development, emphasizing the benefits and challenges each platform presents.

Outline your approach to testing by mentioning tools or frameworks you use, like Jest or Mocha for unit tests, and the importance of integration testing in ensuring different components communicate as expected.

Prepare a success story that emphasizes your problem-solving skills, collaboration with team members, and any technologies you leveraged to address the challenge effectively.

Discuss resources you utilize such as online courses, tech blogs, or community forums. Mention any conferences or webinars you attend to expand your knowledge and network in the industry.

Address your preference for methodologies like Agile or Scrum. Provide examples of how you’ve implemented these frameworks in past projects to enhance productivity and team collaboration.

Share your experience with Continuous Deployment/Continuous Integration setups, describing tools you’ve used (like Jenkins, Travis CI) and how they contributed to a smoother and more reliable deployment process.