Java Developer

Senior Mobile App Developer (Android & iOS)

Location: Brookefield, Bangalore — Onsite

Engagement: Full-Time

Experience: 3+ Years

Job Description

We are seeking a highly skilled Senior Mobile App Developer/Consultant with strong hands-on experience in building, deploying, and maintaining mobile applications for both Android and iOS, with React Native as the primary development framework.

The ideal candidate must be proficient with React Native, Android Studio, Xcode, and the end-to-end iOS App Store deployment process. This is an onsite, full-time role suitable for professionals who can take ownership and deliver high-quality product-based mobile applications. Experience in product companies or the banking/fintech domain is a strong advantage.

Primary Tech Stack (Mandatory)

React Native (Primary Framework)

Android Studio (Java/Kotlin)

Xcode (Swift/Objective-C)

RESTful APIs & Integration Patterns

App Store & Play Store Deployment Processes

Key Responsibilities

Design, develop, and maintain mobile applications using React Native for both Android and iOS.

Work with native modules when required using Swift/Objective-C and Java/Kotlin.

Build and release iOS apps to the Apple App Store, including managing certificates and provisioning profiles.

Debug, troubleshoot, and enhance mobile applications.

Optimize app performance, stability, and responsiveness.

Collaborate with product, backend, and QA teams for smooth development workflows.

Apply best practices in UI/UX, security, and mobile architecture.

Prepare documentation and provide technical guidance as needed.

Required Skills & Qualifications

3+ years of hands-on mobile development experience.

Mandatory: Strong proficiency in React Native.

Hands-on experience with Android Studio and Xcode.

Expertise in Swift, Objective-C, Kotlin, or Java.

Proven experience in building and publishing iOS apps to the App Store.

Strong understanding of RESTful API integrations.

Good knowledge of mobile UI/UX principles.

Strong debugging and problem-solving abilities.

Ability to work independently and deliver within timelines.

Nice to Have

Experience with Flutter or native-only app development.

Product-based company experience.

Exposure to Banking / FinTech systems.

Understanding of App Store Optimization (ASO).

Work Details

Location: Brookefield, Bangalore (Onsite)

Working Days: Monday to Saturday (Alternate Saturdays Off)

Timings: 9:00 AM – 6:00 PM

Technical Skills Required

• Expert with BSPs and use of Peripheral Device Drivers, on Android and Linux Operating Systems

• Expert with device boot for speed and absolute reliability on headless devices
• Expert allocation/efficient use of operating infrastructure: memory, CPU, I/O, and serial communications
• Expert full stack application development on Android and Linux Operating systems:
• Java, Kotlin, JS, C/C++, ---- a plus to have Python
• Expert use of various build and debug tools for Android and other Operating Systems
• Skilled at architecture and implementation of custom algorithms and rules engines using onboard sensors for industrial applications: ex: fall detect, collision avoidance, man down, alerts
• Skilled with battery life optimizations
• Skilled with implementation of user interfaces for devices based on requirements 
• Skilled with Sensor Integration in Android or other OS framework (Linux, RTOS)
• Skilled with device configuration management
• Experience to integrate and tune camera and audio subsystems for VOIP and Video calling
• Able to port and integrate from/to one chipset to another
• Able to support device software across product life cycle
• Understanding of enterprise grade application requirements, networking and network security
• Experience with application/device diagnostics and self-healing configurations for enterprise grade solutions
• Experience with secure over the air software/firmware upgrades, device configuration and management from network server
• Experience with design and support for factory provisioning and test

• Proven 4+ years of Java Experience and preferably on Android App Development
• Strong knowledge of Android SDK, different versions of Android
• Added advantage if one has exposure to Android MDM APIs
• Familiarity with RESTful APIs to connect Android applications to back-end services
• Strong knowledge of Android UI design principles, patterns, and best practices
• Knowledge of the open-source Android ecosystem and the libraries available for common tasks
• Ability to understand business requirements and translate them into technical
• requirements
• Familiarity with cloud message APIs and push notifications
• Proficient understanding of code versioning tools, such as Git

• Leads a project end-to-end and collaborates across functions. Drives planning, estimation and execution.
• Understands requirements well and comes up with efficient design
• Develops complex, well backed and bug-free products. Estimates accurately.
• Takes well-reasoned tech decisions keeping in mind goals and trade-offs
• Becomes a go-to person in more than one area. Provide technical mentoring to team
• Communicates clearly, gets clarifications and establishes expectations for all parties
• Helps establish SDLC best practices and high standards of code quality
• Demonstrates excellent problem solving & debugging skills
• Proactively identifies and resolves issues in requirements, design and code
• Perform peer code reviews and help us all get better.

• Strong experience in Android UI development,
• Expertise in API implementation
• Experience in using GMAPS, FIREBASE, SQLlite
• Familiar with Android & its related technologies like Android SDK, Java.
• Experience with GIT, XML, JSON & Web Services.