Flutter Mobile App Developer

Required Skills: Advanced Flutter & Dart Expertise, Scalable Mobile Architecture Design, Performance Optimization & Profiling, OTT & Media App Engineering, Code Quality, Leadership & Cross-Functional Collaboration

Criteria:

• 6+ years of total software development experience with minimum 3+ years in Flutter
• Product-based company experience is mandatory (B2C scale preferred)
• Proven ability to own end-to-end Flutter mobile architecture for high-scale apps
• Strong expertise in Dart, Flutter SDK internals, and advanced state management (Bloc / Riverpod / Provider)
• Hands-on experience with platform channels and native integrations (Android & iOS)
• Deep knowledge of performance optimization: app startup time, FPS, memory leaks, widget rebuilds, rendering pipeline
• Experience with profiling tools (Dart DevTools, Android Profiler, Xcode Instruments)
• Strong skills in offline-first architecture, caching layers, and API integrations
• Ability to optimize video playback, downloads, DRM, and OTT workflows
• Strong command of clean code, SOLID principles, and scalable mobile system design
• Experience reviewing code and mentoring engineers (Senior IC role)

Description

Role Overview

We are looking for an experienced Flutter SDE III who can take complete ownership of architecture, performance optimization, and app scalability for our OTT mobile applications. This is a senior individual contributor role requiring deep technical expertise and the ability to influence design decisions at a product level.

Key Responsibilities

1. Architecture & Design (High-Impact IC Role)

• Own the end-to-end architecture of company’s Flutter mobile applications.

• Design scalable, modular, testable app ecosystems aligned with OTT-specific performance constraints.

• Lead decisions around state management, navigation hierarchy, API structure, offline capabilities, and security.

2. Performance & Device Optimization

• Diagnose and resolve mobile performance bottlenecks, including:

  o App startup time, FPS drops, memory leaks.

  o Heating issues, over-rendering, and expensive widget rebuilds.

  o Battery optimization, efficient network calls, caching strategy.

• Run in-depth profiling using tools like Dart DevTools, Android Profiler, and Xcode Instruments.

3. OTT-Specific Engineering

• Optimize video playback workflows for low-latency streaming.

• Implement efficient background processes for downloads, DRM, content sync, and push notifications.

4. Product & User Experience Ownership

• Collaborate closely with Product, Backend, and Video Engineering teams.

• Convert business/product requirements into high-performance technical solutions.

• Ensure UI/UX consistency across platforms while maintaining performance budgets.

5. Code Quality & Leadership

• Write clean, extensible, and maintainable code with strong adherence to SOLID and reactive programming principles.

• Review code for mid-level and junior engineers; act as a mentor across teams.

• Establish engineering standards, internal frameworks, and reusable components for long-term scalability.

Required Skills & Experience

Technical Must-Haves

• 6+ years of total experience with 3+ years in Flutter for large-scale products.

• Mandatory product-based company background (B2C scale preferred).

• Strong expertise in:

  o Dart, Flutter SDK internals

  o Bloc, Riverpod, Provider, or other state management approaches

  o Custom animations, rendering pipeline, shader-based optimization

  o Platform channels (Android/iOS) and native integrations

  o API integration, caching layers, offline-first architecture

• Strong understanding of mobile system design, scalable architecture, and low-level performance engineering.

Good to Have

• Experience with video streaming apps, OTT platforms, or media-heavy applications.

• Understanding of analytics frameworks (Firebase, Segment, Mixpanel).

• Exposure to CI/CD pipelines, automated testing, and fastlane.

Personality & Mindset

• Product thinking, not just feature-building.

• Ownership-driven with strong ability to take strategic technical decisions.

• Comfortable working in a fast-paced 0→1 and scale-up environment.

Why Join company?

• Work on a high-growth OTT app with millions of users.

• Opportunity to own the core mobile experience end-to-end.

• Build impact-heavy features at scale with a lean, highly skilled engineering team.

Requirements:

• Minimum 3 years of experience in React Native.

• Integration of Rest APIs in react native.

• Firm grasp of the JavaScript and Typescript language and its nuances, including ES6+ syntax

• Knowledge of functional and object-oriented programming

• 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, Android studio and IntelliJ

• Proficient understanding of releasing and monitoring apps on IOS App store, Play store.

• Should be able to communicate to backend developers on API building and modifications needed.

• Testing and releasing builds Experience in application testing software’s Appium is preferable.

• Understanding of REST APIs, the document request model, and offline storage

• Experience with automated testing suites, like Jest or Mocha

• Experience with handling production mobile apps.

• Experience with performance testing and optimization.

Responsibilities:

You’ll

• 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.

• 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.

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

Rippling is looking for a Senior Mobile Engineer (React Native) who is motivated to combine the art of design with the art of programming. Responsibilities will include translation of the UI/UX design wireframes to actual code that will produce visual elements of the mobile application. 

You will build and scale multiple areas of our mobile application. To begin with —you will be responsible for building out the new product features in the mobile app and owning the deliverables.

• Develop new user-facing features
• Build reusable code and libraries for future use
• Ensure the technical feasibility of UI designs
• Optimize application for maximum speed and scalability
• Have horizontal leadership - driving initiatives via community sync-ups or work on more "zoomed-out"and more long term projects that will move the needle in the long run.

• 3+ years experience in mobile engineering roles including leadership roles.
• 1+ years of experience in React Native development
• Development expertise in either Android or iOS native platform
• Proficient understanding of JS fundamentals
• Experience working in a fast paced, dynamic environment
• Good interpersonal skills

Role: Flutter Developer

Experience: 1-2 years

Location: Madurai

Mode: Work from office

We have vast experience in delivering high-quality products with significant output on time. We are specialized in creating web and mobile applications with the latest technology. We are experts in developing a perfect solution for rental marketplace services and on-demand businesses done by our proficient team of experts with strong experience in development.

• Proficient in Flutter
• Experience in MVVM Code architecture.
• Experience in working with API, local data.
• Knowledge in all the updated widgets
• Knowledge in BLOC design patterns
• Knowledge in the Flutter app life cycle.
• Familiarity with cloud message APIs and push notifications in Android and iOS.
• Have experience in Android app submission in the Play Store.
• Have experience in iOS app submission in the App Store.
• Ensure the performance, quality, and responsiveness of applications.

Job Location: Pune

Experience: 2 to 5 years

Annual CTC: 400000 - 1000000 INR

Notice Period:  1 Month or Less

Skills: Flutter, Platform level iOS/Android, Mobile Application Development, SQLite.

Job Requirement:

• Desire to work in a startup environment, Fun@work culture and able to self-manage.
• Must have at least 2 years of experience in building mobile applications and built at least two Android and/or iOS apps with Flutter.
• A strong commitment to quality and willingness to learn.
• Have published one or more mobile apps in Google Play or App Store.
• Experience with third-party libraries and APIs.
• Experience working in an agile development process.
• Be proficient in using version control and continuous integration, with tools such as Bit Bucket, Git and Jenkins.
• Write clear, maintainable and testable code that you are proud of.
• Good communication skills.

Good to have: (Not Mandatory)

• Ability to take an ownership & leadership role on the team.
• Working knowledge of the general mobile landscape, architectures, trends, and emerging technologies.
• Solid understanding of the full mobile development life cycle, including automated testing and building.
• Experience working in Fintech payments and eCommerce.
• General knowledge of Location Services, Maps, and other common Android/IOS libraries.