Senior Mobile Application Developer

Job Role: Senior .NET Mobile Application Developer

Location: Remote (United States Only)

Pay Rate: $70/hr. on 1099

Eligibility: USC, GC, GC-EAD, H4-EAD, L2S only

Job Summary

We are seeking a Senior Mobile Application Developer with extensive experience in mobile app development and solid exposure to web technologies. This role involves designing, building, and maintaining high-quality mobile applications while working closely with cross-functional teams to deliver scalable, secure, and high-performing solutions.

Key Responsibilities

• Design, develop, and maintain mobile applications for both Android and iOS platforms.
• Build cross-platform applications using React Native where appropriate.
• Develop native mobile applications using Kotlin/Java for Android and Swift/Objective-C for iOS.
• Integrate mobile applications with backend services built on .NET / .NET Core.
• Collaborate with UX/UI designers, product owners, and backend teams to deliver end-to-end solutions.
• Ensure application performance, security, scalability, and adherence to coding standards.
• Perform code reviews and promote best practices, design patterns, and clean architecture.
• Troubleshoot, debug, and optimize applications for reliability and performance.
• Mentor junior developers and provide technical leadership.
• Contribute to architecture discussions and technical decision-making.

Required Skills

• 5+ years of experience in React Native and/or native Android (Kotlin/Java) and/or native iOS (Swift/Objective-C) development.
• 8+ years of experience in .NET / .NET Core development.
• 5+ years of experience designing and consuming RESTful APIs.
• Strong understanding of mobile application architecture, lifecycle, and best practices.
• Hands-on experience deploying applications to the Google Play Store and Apple App Store.

Preferred / Additional Skills

• Experience with modern web frameworks such as , Angular, or
• Understanding of responsive design and web-to-mobile integration.
• Familiarity with state management libraries and modern frontend development practices.
• Experience with CI/CD pipelines and automated testing.
• Exposure to cloud platforms such as Azure or AWS.

Tools & Methodologies

• Git and other version control systems.
• Agile/Scrum development methodologies.
• Mobile debugging, monitoring, and performance optimization tools.

Soft Skills

• Strong analytical and problem-solving abilities.
• Excellent communication and collaboration skills.
• Ability to work independently as well as within a team.
• Leadership mindset with a focus on mentoring and knowledge sharing.

Education & Experience

• Bachelor's or Master's degree in Computer Science or a related field.
• Experience building enterprise-scale or customer-facing mobile applications.
• Exposure to microservices architecture is a plus.