
Looking for a React Native Mobile App Developer, comfortable with MERN stack, interested in working to improve and evolve a novel social fitness mobile app!
We need frontend integration, testing, and debugging proficiency only - the tech stack mentioned is the backend you will have access to.
You should consider Fettle for:
1. A flexible, reasonable working style. Your hours don't matter as much as your output
2. An all-hands startup experience, driven to learn, grow, and deliver, constantly
3. The exposure to engage in the firm's strategy, in decisions key to your workstreams
All we expect is elegance in building and maintaining code, and the hunger to leave as much of your signature on them as possible.
Tech Stack: React Native, Node.js, Express and MongoDB
Start date: Immediate

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Job Title : React Native SDE 3
Experience : 8+ Years
Employment Type : Contract to Hire (C2H)
Location : Bangalore (Hybrid – 3 Days WFO)
Notice Period : Immediate to 15 Days
Job Summary :
We are looking for an experienced React Native Developer to join its mobile engineering team and help build scalable, high-performance applications used by millions of customers.
This is a founding React Native team opportunity where you'll play a key role in defining architecture, best practices, and driving the migration from native Android/iOS applications to React Native.
Mandatory Skills :
Strong React Native development, JavaScript/TypeScript, Mobile Application Architecture, GraphQL API Integration, Android & iOS Platform Knowledge, Mobile Performance Optimization, Accessibility Standards, CI/CD & DevOps Practices, Agile Methodologies (TDD/BDD), System Design, and experience building scalable consumer-facing mobile applications.
Required Skills :
- Strong hands-on experience in React Native development.
- Experience building and architecting mobile applications.
- Good understanding of Android and iOS platforms.
- Experience with GraphQL APIs.
- Strong knowledge of JavaScript/TypeScript.
- Experience with CI/CD, Agile, and DevOps practices.
- Knowledge of mobile performance optimization and accessibility standards.
- Strong problem-solving and communication skills.
Key Responsibilities :
- Develop and maintain React Native applications.
- Work closely with Product, Backend, QA, and Mobile teams.
- Design scalable and maintainable mobile solutions.
- Participate in coding, testing, deployment, and support activities.
- Contribute to architecture decisions and engineering best practices.
Interview Process :
- Technical Interview (Geektrust)
- Client Coding Round
- Client System Design Round
- Managerial Round (Optional)
Lead Mobile Engineer - Android & iOS, AI-Native Healthcare Apps
📍 Location: Hyderabad, India
📍 Work Type: Full-Time | On-site / Hybrid
📍 Experience: 5–7 Years
Role Overview
Lead design, development, and delivery of mobile apps across Android and iOS. Own architecture, quality, and mobile engineering practice. Integrate Voice AI, conversational AI, and real-time features into patient-facing healthcare applications.
Key Responsibilities
Mobile Architecture & Delivery
• Lead architecture and development of native or cross-platform mobile apps (Android & iOS)
• Set technical direction, coding standards, and best practices for mobile
• Deliver performant, polished, accessible mobile experiences at scale
• Own app release process: app store submissions, versioning, mobile CI/CD
AI & Real-Time Integration
• Integrate Voice AI, conversational AI, and LLM-powered features into mobile
• Build real-time patient engagement experiences (streaming, push, WebSockets)
• Collaborate with backend, product, and design on cohesive AI experiences
Quality & SDLC
• Monitor app performance, crashes, and user feedback; drive continuous improvement
• Champion mobile SDLC practices: testing, CI/CD, code review, release management
• Leverage AI coding tools (Cursor, Copilot, Claude Code) to increase velocity
Leadership & Mentorship
• Mentor and guide mobile engineers; conduct technical reviews
• Own mobile engineering standards and drive architectural decisions
Requirements
• 5–7 years mobile development (Android & iOS)
• Strong native expertise: Kotlin/Java (Android) and/or Swift (iOS)
• OR cross-platform expertise: React Native or Flutter
• Proven mobile architecture and technical decision leadership
• Deep mobile performance, offline support, and security knowledge
• Full app release lifecycle and store guidelines experience
• Track record mentoring engineers and leading delivery
• API integration and mobile-backend communication expertise
• Strong ownership mindset and AI-first working style
Nice-to-Have
• AI/LLM or conversational AI features in mobile apps
• Video stack experience: streaming, recording, real-time communication (WebRTC)
• Real-time/streaming and push notification systems at scale
• Mobile open-source contributions or published apps at scale
• Healthcare technology or health-tech startup experience
Why this opportunity?
• Build infrastructure and products powering real-world healthcare AI
• Work with AI-native engineering teams using cutting-edge tools (Claude Code, Cursor, Copilot)
• Mission-driven impact — improve patient outcomes and save thousands of staff hours
• High ownership, rapid learning, and significant career upside
• Global collaboration across India and the US
• Seed-stage growth — scale from Seed to Series A alongside the team
Job Description
- Build pixel-perfect, buttery smooth UIs
- Leverage native APIs for deep integrations
- Diagnose and fix bugs and performance bottlenecks for performance that feels native.
- Maintain code and write automated tests to ensure the product is of the highest quality
Requirements
- 2+ years of relevant industry experience in React Native
- A deep understanding of JavaScript
- Familiarity with video recording, playback, and uploading libraries
- Experience with Native Android app deployment
- Familiarity with modern front-end build pipelines and tools
- Familiarity with RESTful APIs
- Familiarity with code versioning tools (such as Git)
What does the core role include?
- Designing and developing high-volume, low-latency applications for mission-critical systems and delivering high-availability and performance
- Designing stateless components in React Native
- Contributing in all phases of the development lifecycle
- Working with the developers to create and maintain a robust framework to support the apps
- Working with the developers to build the interface with a focus on usability features
What else can you expect in the role?
- Prepare and produce releases of software components
- Optimizing performance for the apps
- Problem-solving skills, analytical mind, and positive attitude
- Ability to think from end users perspective and focused on improving the overall product experience.
- Deliver across the entire app life cycle concept, design, build, deploy, test, release to app stores and support
What can fetch you brownie points?
- Hands on experience with React Native is required
- Hands-on experience in React Native APIs, ReactJS, Javascript, ECMAScript (OOJS) and JSX.
- Strong understanding of JavaScript ecosystem
- Hands on experience on Android in creating Hybrid / Native applications
- Demonstrable UI/UX experience on a large-scale app.
- Thorough understanding of React Native development tools like IDEs (Nuclide, Atom, Sublime Text, or Visual
- Good knowledge of JS frameworks like ReactJS is a plus.
Desired Skills and Experience
Hybrid Apps,React Native, Native iOS and Android Architecture understanding
- Willing to contribute to Small or Large Project Teams
- Must be willing to start Immediately work from home permanent
- Good Communication Skills (English)
- Can Allocate working hours (Flexible) as per Projects Req.
- Must have Good Internet & Good Laptop/System
About the Company
The Company is committed to providing tech-enabled solutions which aim to improve store sales and profitability for India’Corner storesres.It has product lines in distribution,staffing, logistics and distribution Technology.
Job Designation: Software Developer-Android
Job Location: Bangalore
Responsibilities- Understand and identify requirements
UI/UX Design
Coding
Unit Tests
Documentation
Qualifications : B.E (CS) or MCA
Technical skills (necessary to have): Native Android, React Native
Technical skills (good to have): good understanding of UI/UX, DSA, backend capabilities, RDBMS, php, python, Java
Regards
Team Merito
S/he will be responsible for complete react-native development and collaborate as required with product management and user experience teams. ● S/he will architect and design product features with a focus on maintainability, extensibility, scalability, and lowest operational cost. ● S/he will be responsible for undertaking proof-of-concept work where required. ● S/he will be responsible for coding and implementing features with very high coverage of unit tests and component tests ● S/he will be responsible for managing a team of android/reactive native developers, and perform design and code reviews. ● S/he will continuously discover, evaluate, and implement new technologies to maximize development efficiency What are we looking for? ● S/he must have experience in delivering projects using react native ensuring performance, quality, and responsiveness of applications ● S/he must have strong design and programming skills in Kotlin, JavaScript, Typescript, react components, Android SDK, Android Studio, SDK, RXJava, HTML5, CSS3, JS, RWD and other mobile frameworks and /or accelerators. ● S/he must have experience with offline storage, multi-threading, performance tuning, memory tuning and RESTful APIs to connect Android applications to back-end services ● S/he must have experience with Model-View View-Model, Model View Presenter software architecture, retrofit, and dagger among others
● S/he must have unit-testing the code for robustness, including edge cases, usability, and general reliability. ● S/he must have experience in mobile analytics. ● S/he must have experience in designing, optimizing and integrating business processes across disparate systems and mobile technologies.
Good-To-Haves / Desired Qualifications
● It would be good if, s/he has the ability to multi-task, prioritize, be attentive to detail, have an eye for design, think logically, organize and communicate coherently. ● It would be good if, s/he is fast paced, collaborative / team player, performance-driven and self-motivated ● It would be good if, s/he is curious, analytical, a problem solver and has logical reasoning.

- Implementing designs and coordinating the frontend development and required backend for it.
- Working on back-end development tasks and designing architecture for the same.
- Performing research and find opportunities to utilise web development best practices, forming guidelines to improve system productivity, and working on scaling and monitoring.
- Working with cross-functional teams to maintain and make sure the product should be scalable, maintainable and secure.
- Coordinating with multiple junior team members for the development of the tasks & projects
- Developing user interface components and implementing them following well-known React.js workflow.
- Architecting the application out in clean MVC kind of architectures in ReactNative for Android/ iOS app development.
- Developing APIs with MVC frameworks in Java / Python.
- Designing and building REST APIs.
- Building on and maintaining services on cloud platforms.
- Building reusable code and libraries for future use.
What you need to have:
- Bachelor's degree in Computer Science or related field.
- 1+ years of experience working as Android or React Native development
- Built an application from scratch earlier.
- Strong computer science fundamentals.
- The ability to own end to end responsibility - right from requirement to release.
- Willingness and enthusiasm drive to learn new technologies.
- The ability to pick the right tools for the job.
- Desire and ability to play different roles as necessary
- If Android, you should have strong understanding of activity lifecycle, other components like service, broadcast receiver.
- Core knowledge in Rxjava, Rxandroid, retrofit etc. and can work with Kotlin programming language.
- If React Native, should be well versed with React JS and React Native.
Experience with React.js and Redux.
Hands on experience in Application Design and Development on React Native platform.
Experience in Mobile application development Android/iOS will be the bonus.
Understanding of React Native's best practices for application development. Strong understanding of the development of UI transitions, animations, image processing etc will be the bonus.
Experience in leading development projects.
Understanding of Unit Testing, Debugging Methodology used in React Native Apps.
Understanding of available framework(s) for application development on the ReactNative platform.
Understanding the integration of native modules with React Native code will be the bonus.
Experience and Understanding of ES6 & JavaScript Concepts.
Basic knowledge of Nodejs, NPM and node modules.
Require knowledge of Version Control GIT.
Responsibilities
- Build pixel-perfect 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.
- Maintain code and write automated tests to ensure the product is of the highest quality.
- 1- 3 years as a professional software developer.
- Experience with React, React Native and Redux
- Experience with at least one native mobile platform (bonus points if you moved to React Native from iOS or Android development).
- Firm grasp of the JavaScript language and its nuances, including ES6+ syntax. Knowledge in TypeScript is a plus point.
- Knowledge of functional and object-oriented programming.
- Familiarity with native build tools, like Xcode & Android Studio.
- Understanding of REST APIs, the document request model, and offline storage.
We are looking for passionate professionals who are crazy about breaking the norms and make people take notice. You should be obsessively result oriented, willing to take informed risks and learn fast from your mistakes. You’ll be working directly with the founders on the technology platform. Being part of the core team, will be working on challenging problems and will have complete ownership of various features of the products. Your opinion will count and your ideas will translate into reality. The position will be based out of Bangalore. You will, perhaps, lead our engineering efforts eventually.







