.Net Mobile Developer I

Sep 7, 2023 10:58:48 AM

We are seeking a highly motivated Junior C#/ASP.Net Developer with a passion for mobile app development. In this role, you will be responsible for developing iOS and Android mobile applications using C# and ASP.Net technologies. As a key member of our mobile app development team, you will collaborate with experienced developers to create innovative and user-friendly mobile solutions.

Job Type: Full Time |

Work Location: In Person 

Candidate must live in NJ, PA, MI, CO, IN


- Develop and maintain high-quality mobile applications for iOS and Android platforms using C# and ASP.Net frameworks.

- Collaborate with cross-functional teams to gather requirements and define project scope for mobile app development initiatives.

- Participate in the entire software development lifecycle, including design, coding, testing, debugging, and deployment.

- Write clean, efficient, and reusable code while following best practices and coding standards.

- Conduct thorough unit and integration testing to ensure the stability and functionality of mobile applications.

- Optimize mobile app performance and troubleshoot technical issues that may arise during development or post-release.

- Stay updated with the latest trends and advancements in mobile app development to contribute innovative ideas and solutions.


- At least 1 year of work experience in mobile app development using Kotlin and/or Java in Android Studio and Objective-C and/or Swift in Xcode for iOS.

- At least 1 year of work experience using C# programming language, ASP.Net framework and SQL.

- Solid understanding of mobile app development principles, architectures, and design patterns.

- Familiarity with iOS and Android SDKs and development tools.

- Knowledge of RESTful web services and API integration.

- Strong problem-solving skills and ability to troubleshoot technical issues.

- Excellent attention to detail and a commitment to producing high-quality code.


- Familiarity with Microsoft Azure or other cloud platforms for mobile app development.

- Knowledge of front-end technologies such as HTML, CSS, and JavaScript.

- Understanding of Agile development methodologies.

- Experience with Design patterns and TDD

- Knowledge of UI/UX design principles and practices.

- Ability to work collaboratively in a team environment and adapt to changing priorities.


  • 401(k)
  • 401(k) matching
  • Dental insurance
  • Flexible schedule
  • Health insurance
  • Paid time off
  • Referral program
  • Tuition reimbursement
  • Vision insurance


  • 8 hour shift
  • Monday to Friday


  • Kotlin: 1 year (Required)
  • JAVA: 1 year (Preferred)
  • Swift: 1 year (Required)
  • Objective-C: 1 year (Required)
  • asp.net/c#: 1 year (Required)


Qualified applicants will receive consideration for employment without regard to race, color, religion, sex, national origin, sexual orientation, gender identity, disability, or protected status.

To apply for this position, please reach out via phone at 1-856-784-1139 ext. 1141 or email resumes to resumes@cobblestonesoftware.com.