Mobile Developer II

The Mobile Developer II role at INVID encompasses designing, building, and maintaining native and cross‑platform mobile applications with a focus on scalable, secure, and high‑quality solutions. The position is based in San Juan, Puerto Rico on a hybrid schedule, offering a salary range of USD 52,000 - 64,000 per year and requires a Bachelor's degree.

Responsibilities

• Create and maintain mobile applications using React Native along with native iOS (Swift/Objective‑C) and Android (Kotlin/Java) technologies.
• Connect apps to RESTful and GraphQL APIs to enable seamless backend communication.
• Utilize on‑device storage options such as SQLite, Realm, or AsyncStorage for local data persistence.
• Implement secure authentication and authorization mechanisms, including OAuth, JWT, and biometric methods.
• Contribute to the full mobile release lifecycle, publishing to Apple App Store and Google Play Store.
• Collaborate closely with UI/UX designers, backend engineers, project managers, and other technical teammates.
• Employ Git workflows in a team setting and adhere to established development processes.
• Add push notifications, manage background tasks, and optimize applications for performance and resource efficiency.
• Apply mobile security best practices, including data encryption and secure storage.
• Develop using architectures such as MVVM, MVC, or Clean Architecture, following design patterns and SOLID principles.
• Participate in Agile/Scrum ceremonies, including planning, daily stand‑ups, and retrospectives.
• Leverage CI/CD pipelines for automated builds, testing, and deployments.
• Work with monitoring and crash reporting tools such as Crashlytics or App Center.
• Ensure accessibility and responsive design standards are met across devices.
• Deliver complete, maintainable features within timelines while enhancing app performance and user experience.
• Reduce production issues through thorough testing, code reviews, and adherence to best practices.
• Prepare and maintain high‑quality technical documentation.
• Proactively propose technical improvements, tools, and process optimizations.

Requirements

• Bachelor’s degree in computer science, Software Engineering, or a related field, or equivalent experience.
• Professional experience in both native and cross‑platform mobile development.
• Strong knowledge of React Native, iOS native (Swift/Objective‑C), and Android native (Kotlin/Java).
• Experience integrating APIs, securing mobile apps, and working with mobile databases.
• Familiarity with cloud services such as Azure, AWS, or Firebase.
• Experience working with Agile methodologies and Git‑based collaboration.
• Strong troubleshooting, debugging, and performance optimization skills.
• Excellent communication and teamwork abilities.

Technologies

• React Native
• Swift
• Objective‑C
• Kotlin
• Java
• RESTful APIs
• GraphQL
• SQLite
• Realm
• AsyncStorage
• OAuth
• JWT
• Biometric authentication
• Git
• Crashlytics
• App Center
• CI/CD
• Azure
• AWS
• Firebase
• MVVM
• MVC
• Clean Architecture
• Apple App Store
• Google Play Store

Benefits

• Health Insurance (Medical, Dental, Pharmacy, Vision)
• Life Insurance
• Christmas Bonus
• Performance Bonus
• Anniversary Day Off
• PTO and Sick Leave
• Retirement Plan (401K)
• Continuous Education Program

Preferred Qualifications

• Experience with automated testing frameworks.
• Knowledge of mobile analytics, crash reporting, and user behavior monitoring.
• Understanding of enterprise‑level mobile security standards.

Important

• Must be a U.S. citizen and a U.S. resident
• Hybrid work modality based in San Juan, Puerto Rico
• Must have a valid driver's license