React Native Developer (app development experience)

Job Title: Senior Android Developer / Lead Engineer (Java | Kotlin | Android)

Experience Required

• 10+ years of overall software development experience
• Strong hands-on expertise in Java, Kotlin, and Android development

Role Overview

We are seeking a highly experienced Senior Android Engineer with deep expertise in Android OS internals, system-level development, and strong hands-on coding ability. The role demands strong technical leadership, architectural thinking, and the ability to design and build scalable, high-performance Android applications with system-level integrations.

This is a hands-on technical role (not people management) with focus on architecture, design, and complex problem solving.

Key Responsibilities

1. Android Application Development

• Design, develop, and maintain advanced Android applications using Java and Kotlin
• Write clean, efficient, and maintainable code with strong adherence to OOP principles
• Participate in hands-on coding, debugging, and code reviews

2. Android Framework & System-Level Development

• Work with Android OS-level APIs including:
• Services
• Binder IPC
• AIDL
• System services
• Understand and implement system-level integrations

3. Low-Level & Hardware Interaction

• Exposure to Kernel / Hardware Abstraction Layer (HAL)
• Work on device-level integrations such as:
• Sensors
• Bluetooth
• Other hardware peripherals

4. Performance & Stability Engineering

• Identify and resolve performance issues including:
• ANR (Application Not Responding)
• Memory leaks and optimization
• Ensure application stability and efficient resource usage

5. Concurrency & Multithreading

• Build robust multi-threaded applications
• Strong understanding of:
• Concurrency models
• Synchronization mechanisms
• Thread safety and race condition handling

6. System Design & Architecture

• Design scalable, modular, and maintainable Android applications
• Define architecture patterns and enforce best practices
• Contribute to system-level design decisions

7. Technical Leadership (Hands-on)

• Provide technical direction and mentorship to engineering team members
• Guide design and implementation decisions
• Conduct architecture and code reviews
• Remain actively involved in coding and technical problem solving

Preferred / Good to Have

• Exposure to IoT domain
• Exposure to HVAC systems or related embedded domains

Must-Have Skills Summary

• 10+ years Android development experience
• Strong Java, Kotlin, Android expertise
• Deep knowledge of Android internals and system APIs
• Strong OOP and coding skills (coding assessment required)
• Experience with performance tuning and memory management
• Strong understanding of multithreading and concurrency
• System design and architecture expertise
• Hands-on technical leadership

We are looking for a React Native developer interested in building performant mobile apps on both the iOS and Android platforms. You will be responsible for architecting and building these applications, as well as coordinating with the teams responsible for other layers of the product infrastructure. Building a product is a highly collaborative effort, and as such, a strong team player with a commitment to perfection is required.

Responsibilities:

• Build pixel-perfect, buttery smooth UIs across both mobile platforms.
• Leverage native APIs for deep integrations with both platforms.
• Diagnose and fix bugs and performance bottlenecks for performance that feels native.
• Reach out to the open source community to encourage and help implement mission-critical software fixes—React Native moves fast and often breaks things.
• Maintain code and write automated tests to ensure the product is of the highest quality.
• Transition existing React web apps to React Native

Qualification:

• Good knowledge about React/React Native
• Should be aware about state management library Redux
• Must have knowledge of es6+
• Ability to write well-documented, clean JavaScript code
• Rock solid at working with third-party dependencies and debugging dependency conflicts
• Familiarity with native build tools, like XCode, Gradle
• Good to have knowledge about writing test cases
• Good to have knowledge about typescript
• Preferred if there is at least one app on play store

What You Bring to the team:

• 2-5 years of working experience in game development, preferable 2D games.
• Excellent knowledge of Unity, including experience with scripting, textures, animation, GUI styles, user session management.
• Good knowledge of game physics and particle systems
• Experience of shipping out games on Android/ iOS and rolling out updates to them
• Ability to plan and estimate timelines of new features/ releases.
• Expert in debugging
• Strong understanding of object-oriented programming, data structure and algorithms

Extra Gems for:

• Experience of working in Product industry
• Good understanding of client/ server interaction
• Experience of working on a mobile multiplayer games on scale, will be a huge plus
• Experience with Android development / Objective C
• Open source contributions, interesting hobby projects.
• Experience optimising for memory and space
  
  

Your responsibilities would include:

• As an Associate Unity game developer, you will be part of the Unity Dev team and will be responsible for the front-end (client) side development.
• You would design, build and maintain efficient, reusable, and reliable code
• Implement new game features and services 
• Continuously improve the game quality by fixing crashes, ANRs, performance related issues to deliver exceptional experience to our users.
• Integrate third party SDKs like Analytics, Monetisation, Crash reporting etc.
• Create, debug, maintain and optimise the game, and related in-house written libraries used for the game’s development.
• Reporting to team lead regularly in clear and structured way regarding your progress. Proactive communication is a must when deadlines are getting missed.

Why Us?

• High Growth Startup environment 
• Company sponsored courses and education material
• Lots of learning opportunities 
• Work with a super-talented team of professionals
• Informal work-culture, Casual Dress Code, multiple outings and trips
• Performance Based Bonus
• Competitive Salary
• Medical Insurance for you and your family 
• Subsidies Lunch and Unlimited Snacks, Tea & Coffee in the house at all times

What will you do? –

• Developing high quality native mobile experiences for our products – with a focus on UI/UX, simplifying complex use cases so that a non-expert can succeed
• Experience with Flutter.
• Knowledge of the latest mobile app development concepts, trends, software design patterns, usability, and HCI guidelines for mobile apps.
• Practical experience in consuming RESTful APIs

About the Job –

• 2+ years in mobile software development.
• Have two or more iOS/Android apps developed with Flutter. Either deployed on the AppStore/Google Play or available on GitHub.
• Design and build sophisticated and highly scalable apps using Flutter.
• Build custom packages in Flutter using the functionalities and APIs already available in native Android and IOS.
• Translate and build the designs and Wireframes into high quality responsive UI code.
• Explore feasible architectures for implementing new features.
• Resolve any problems existing in the system and suggest and add new features in the complete system.
• Suggest space and time efficient Data Structures.
• Follow the best practices while developing the app and keeping everything structured and well documented.
• Use CI/CD for smooth deployment.
• Document the project and code efficiently.
• Manage the code and project on Git to keep in sync with other team members and managers.
• Ensure security guidelines are always followed while developing the app.
• Consulting with our customer facing representatives about software system design and maintenance.
• Experience with third-party libraries and APIs.
• Understanding of the Agile development life cycle.
• Experience with automated testing and building.
• Experience with Git, Jenkins, or other version control tools.
• Familiarity using version control tools like Git, Subversion etc. and IDEs like Android Studio, VS Code etc.

What do you need? –

• Knowledge of the latest mobile app development concepts, trends, software design patterns, usability, and HCI guidelines for mobile apps.
• Strong communication skills and ability to work in a collaborative environment with remote teams.
• Should enjoy solving tough problems and working with new technologies
• You’ll be partnering with design, product and user research teams to build world class applications.
• You’ll be working in a highly collaborative work environment with high degree of ownership and continuous feedback.
• Have a product mindset, can work with cross-functional teams to identify requirements and convert them to tech specs and action plans
• Have great learning appetite and ready to experiment with new technologies

Job description:

• Thorough understanding of React Native and its core principles- Strong proficiency in JavaScript, including DOM manipulation and the JavaScript object model
• Experience in React Js, Javascript, Ruby on Rails (preferred)- Experience with popular React workflows (such as Flux or Redux)
• Familiarity with newer specifications of ECMAScript (ES6 & ES5 )- Knowledge of isomorphic React is a plus
• Familiarity with RESTful APIs- Experience with relational databases (PostgreSQL preferred)
• Working knowledge of git for version control- Understanding of Unix tools