Senior Android Developer

Job Description:

We are looking for a skilled React Native Developer to design, develop, and maintain high-performance cross-platform mobile applications for Android and iOS.

The ideal candidate must have strong command over React Native, TypeScript/JavaScript, and working knowledge of Kotlin (Android) and Swift (iOS) to build and integrate native modules when needed.

You will work closely with backend, design, and product teams to deliver seamless, fast, and stable mobile experiences for the ZestFindz ecosystem.

Key Responsibilities:

• Develop and maintain cross-platform mobile applications using React Native.
• Collaborate with design and product teams to deliver pixel-perfect, responsive UIs.
• Integrate REST APIs / GraphQL and handle authentication, caching, and error states efficiently.
• Implement and manage app state using Redux / Context API / Zustand.
• Optimize app performance, handle animations, memory leaks, and rendering issues.
• Build and integrate native Android (Kotlin) and iOS (Swift) modules where React Native limitations exist.
• Manage offline storage using SQLite / AsyncStorage / MMKV.
• Configure and manage Firebase services - Auth, Firestore, Push Notifications, Analytics.
• Handle deep linking, in-app navigation, and app lifecycle events.
• Deploy apps to Google Play Store and Apple App Store (with signing, provisioning, versioning).
• Work with DevOps to integrate apps into CI/CD pipelines (Fastlane / GitHub Actions / Codemagic).
• Write clean, modular, reusable code with proper documentation and testing.
• Debug, profile, and optimize performance for low-end devices and weak networks.
• Ensure security best practices - secure token storage, environment management, and data encryption.

Must-Have Skills:

• Strong experience in React Native (0.70+) and JavaScript / TypeScript.
• Solid understanding of mobile architecture patterns (MVC, MVVM, Flux).
• Knowledge of Kotlin (Android) and Swift (iOS) for native bridge creation and debugging.
• Experience with React Navigation, Redux / Context API / Zustand, and API integration (Axios / Fetch).
• Familiarity with Firebase, App Permissions, and Push Notifications (FCM/APNS).
• Good understanding of Android Studio, Xcode, Gradle, and Cocoapods.
• Ability to write clean, testable code with unit and integration tests.
• Working experience with Git / GitHub / GitLab CI/CD.
• Problem-solving mindset and ability to debug across full mobile stack.

Good-to-Have Skills (Bonus):

• Knowledge of native SDK integrations (Maps, Camera, Payments, etc.).
• Experience with React Query / GraphQL.
• Familiarity with Fastlane, Crashlytics, App Center, or Sentry.
• Understanding of UX principles and animation libraries (Lottie, Reanimated).
• Experience with OTA updates (CodePush) and App Store Optimization (ASO).

It is one of the leading TMT bar manufacturers and exporters in India. It is a well-known group that achieves a turnover of 3000 Cr per annum. The group is setting up a construction & architecture-oriented omni channel B2B & B2C platform. Merito, a curated talent platform is responsible to identify key resources for this project.

Job Location: Kolkatta

Job Description:

• 3-9 yrs experience in developing new features and user interfaces from wireframe models
• Ensuring the best performance and user experience of the application
• Fixing bugs and performance problems
• Writing clean, readable, and testable code
• Cooperating with back-end developers, designers, and the rest of the team to deliver well-architected and high-quality solutions
• Complete knowledge of Uploading app on google play store and Apple app store
• Through analytical skills to Recommend system solutions by comparing advantages and disadvantages of custom development and purchasing alternatives

Requirement

• extensive knowledge of mobile app development. This includes the whole process, from the first line of code to publishing in the store(s)
• Deep knowledge of Kotlin, Flutter,Android, iOS, etc.
• Proficiency with writing automated tests. depending on the libraries you use to test
• Familiarity with RESTful APIs and mobile libraries for networking
• Experience with profiling and debugging mobile applications
• Strong knowledge of architectural patterns - MVP, MVC, MVVM, and Clean Architecture -and the ability to choose the best solution for the app
•  Familiarity with Git
• Familiarity with push notifications
• Understanding mobile app design guidelines on each platform and being aware of their differences
• Proficiency in Kotlin/Java/Swift/Flutter/Dart

Responsibilities:

• Lead the development team and ensure projects are completed smoothly and on schedule.
• Stay ahead of the game by finding and using new technologies to boost the business.
• Work hand in hand with the crore team to figure out their needs and keep our products on point with the market trends.
• Keep our products high quality, scalable and secure.
• Develop and maintain a detailed project plan to track progress and ensure that projects are completed on time and within budget.
• Brainstorm and plan the company's tech strategy with the CTO and other important leaders.
• Keep up to date with the latest tech trends and find new growth opportunities.
• Give the development team technical guidance and be a mentor to them.

Requirements:

• Bachelors or Masters's degree in Computer Science, Software Engineering or a related field.
• 8+ Years of experience leading software development teams with a track record of delivering complex products.
• Technical know-how and experience with the latest software development tech.
• Proven experience in identifying and implementing new technologies to drive business results.
• Experience handling challenges and taking advantage of the opportunities that come with working in a startup environment.
• Ace leadership, communication and teamwork skills.
• Self-starter with loads of drive and a desire to make things happen.
• Understand the Mobile development Landscape, especially Android and IOS.
• Hands-on experience with API-based development.

What do we need?

We are looking for a Flutter developer to join us as an intern as soon as possible. We operate through mobile and web apps. You will be one among the initial team of core developers using technology to delight customers. 

What will you do?

• Architect, design, build, deploy, and maintain scalable, reusable software 
• Help us build an awesome backend for our mobile apps
• Work on feature development, designing solutions and deployments etc

What you must have.

• Have built two or more iOS/Android apps in Flutter
• knowledge of Dart
• Experience with third-party analytics and marketing SDK’s like Firebase, and Clevertap.
• Experience with integration of Admob or Facebook Audience network experience with Git, Jenkins, or other version control tools
• Ability to write readable code, create extensive documentation for existing code, and refactor the previously written code into a readable state.
• Experience in developing Location Based Services 
• Experience working with remote data via REST and JSON 
• Experience with third-party libraries and APIs 
• Working knowledge of the general mobile landscape, architectures, trends, and emerging technologies 
• Should be aware of platform-independent mobile application development trends/tools 

About us:

Zapit aims to be a multi-platform single app solution for universal payments using blockchain technology. Our goal is to spread economic freedom by pushing the boundaries of p2p payments by introducing non-custodial decentralised financial services.

We are looking to build smart contracts that can be deployed for real world use cases such as insurances, loans and other useful decentralised financial products. We are also working towards building an economy where concepts like company shares, gift cards, discount coupons, loyalty points and more can be tokenised including NFTs in the form of art, music, gaming items, event tickets, design concepts and more.

Responsibilities:

• Collaborate with designers to develop a visually appealing, responsive & optimised app for mobile, web & desktop platforms.
• Use Flutter framework to develop great user experiences with effective workflows.
• Build reusable code and robust libraries of UI components.
• Write clean, maintainable and documented code with solid test coverage.
• Participate in the product roadmap discussions.
• Design, develop, test, deploy, maintain, scale and improve code base.
• Implement methods to understand user interaction and engagement on the product through metrics.

Requirements:

• Minimum experience of 1.5 years in Dart/Flutter development with a good knowledge of native Android & iOS development.
• Good understanding of Data Structures and Algorithms.
• Passionate and opinionated about beautiful design with an eye for detail.
• Should be updated with latest front end technologies and trends.
• Proficient knowledge of cross-browser compatibility issues and handle graceful degradation.
• Should have delivered multiple products.
• Interest in building things from scratch.
• Willingness and affinity to learn.
• Excellent communication skills.
• Self-motivated, work well independently or as part of the team.

Our Stack:

We tend to work with Javascript, Typescript, Dart, Flutter, gRPC, Express.js, Heroku, NodeJS, MongoDB, AWS, Solidity, Bitcoin Script.

Good-to-Have:

• Open Source contributions.
• Interest in Cryptocurrency/Payments space.
• Familiar with Git and GitHub/GitLab

Incentives:

• Equity in the company
• Get to work in a distributed team.
• Handsome pay. (Competitive)
• Fast opportunities for personal and professional learning and growth, tons of autonomy and responsibility, results-driven environment, international team, exposure to a wide array of ecosystems and trailblazing technology, flexible work hours.

Please include something beautiful you’ve implemented in the past if possible!

If you have examples of a project where you iterated after learning new things from potential users, please talk about that!

Largest network of beauty and wellness store with over 150 stores across Bangalore, Chennai, Hyderabad, Cochin, Mumbai, Pune, Bhubaneswar and Kolkata. In addition to the stores, also have a strong online presence:
Job description:
Basic knowledge in Javascript, HTML, CSS

Knowledge in React JS, React native components

Latest Technology knowledge like hooks, Redux

Number of apps released/live in React native /Anroid & IOS, Business nature of the app

Understanding of deep react-native concepts

Understanding of advanced concepts like optimizing app

Understanding of security, deployment, app releases

1. Understanding of support of app on multiple screens, android and ios versions, iterative development and enhancement of the app

We are hiring for one of our clients (building an immersive platform for creators, from India, which can be used by creators to create content and engage their audience across the world. And they are looking for smart and motivated 'Mobile Engineers' to help build it.

For this, they need someone who has working knowledge in building quality mobile apps in React-Native/Flutter, handling device specific aspects, etc.

Being a Mobile Engineer at this organization will be like a feeling to build something that millions of users across the world can interact with. You will be helping in setting forth the mobile-frontend culture and journey.

Also, experience the working in the early team, shape a startup from the grounds up and be a part of the high growth journey.

Key Responsibilities: -

1. Build and deploy product features end to end.

2. You will build high quality features for a mobile app from grounds up, and can use patterns like composition, inheritance, renderProps, etc.

3. Research and implement things wherever needed, think automating via Fastlane CI/CD, testing logically so it works across multi-resolution devices, etc.

4. Setting up events for user, performance, and error analytics, think GA, hotjar, sentry, etc.

5. Participate in product and design ideation, collaborate with the team to implement high-quality features.

Requirements: -

1. Solid foundation in JS and React Native.

2. Passionate about product and drives it with engineering.

3. Architectural familiarity of implementation, not just UI features.

4. 1+ years of experience in building quality apps in React Native.

5. Identify and resolve performance and device specific issues.

6. Can adapt to best practices and learn device specific things in Android/iOS.

7. Code quickly and test thoroughly - maintain the balance between velocity and code health.

8. Great taste in UI and UX

Perks: -

1. Become a part of our early team, and shape products from grounds up

2. Attractive compensation and esops.

3. Macbook pro

4. Empowered to build an amazing startup culture with us

5. Full ownership and massive growth opportunities

6. and more...

The organization is funded by India's top executives and angel investors.