Flutter 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.

We are seeking a talented and enthusiastic Flutter Developer with intermediate-level expertise to join our team. The ideal candidate will have experience in building cross-platform mobile applications and be proficient in API integration and state management. You will work on exciting projects, creating high-quality, responsive, and scalable mobile applications using Flutter.

Responsibilities:

• Mobile App Development:
• Build and maintain cross-platform mobile applications for iOS and Android using Flutter.
• Write clean, reusable, and maintainable code that adheres to Flutter best practices.
• API Integration:
• Integrate RESTful APIs seamlessly into Flutter applications.
• Handle asynchronous operations, data fetching, and error handling efficiently.
• Use tools like Postman or Swagger to test APIs before integration.
• State Management:
• Implement and manage application state using state management libraries like Provider, Riverpod, Bloc, or similar.
• Optimize app performance by efficiently managing state transitions and updates.
• UI/UX Development:
• Create visually appealing and responsive user interfaces based on designs provided (e.g., Figma, Sketch, or Adobe XD).
• Ensure consistent branding, theming, and animations for a smooth user experience.
• Debugging and Testing:
• Debug and troubleshoot issues across different devices and platforms.
• Write unit tests and integration tests to ensure app reliability.
• Collaboration:
• Work closely with backend developers, UI/UX designers, and project managers to deliver high-quality products.
• Participate in code reviews and team discussions to improve development processes.

Skills and Qualifications:

• Flutter Expertise:
• Experience in building and deploying mobile applications using Flutter and Dart.
• Knowledge of Flutter widgets, layouts, navigation, and animations.
• API Integration:
• Hands-on experience in integrating RESTful APIs and managing API responses (JSON).
• Knowledge of HTTP libraries like http or Dio.
• State Management:
• Experience with state management solutions such as Provider, Riverpod, Bloc, or GetX.
• UI/UX Skills:
• Ability to build pixel-perfect designs based on UI/UX wireframes.
• Experience in theming, dark mode, and responsive layouts.
• Proficient in Version Control:
• Familiarity with Git for version control and collaborative development.
• Good Understanding of the Mobile Development Lifecycle:
• Knowledge of deploying apps to Google Play Store and Apple App Store.

Nice-to-Have Skills:

• Knowledge of Firebase (Firestore, Authentication, Cloud Messaging).
• Experience with local storage solutions like SharedPreferences or Hive.
• Familiarity with CI/CD pipelines for Flutter apps.
• Basic understanding of backend technologies to collaborate better with backend teams.

Experience:

• 1-3 years of experience in Flutter development or a related role.

• Excellent mobile app development experience
• Strong CS fundamentals OOPS concepts, algorithms data structures Core Java
• Deep knowledge of basic React Native components and Android Studio
• Ability to write well-documented, clean Java and Javascript code
• In-Depth knowledge of building tools like XCode, and Android Studio
• Knowledge of Android Studio and React Native Lifecycle and publishing cycles on Google and Apple app stores.
• Experience with Git and ES6
• Experience in the kotlin  and flutter  

🏆 Benefits

• Remote Possible - Work from anywhere in India though we promote Work From Office like revered Narayan Murthy is appealing. https://trak.in/tags/business/2022/03/14/infosys-founder-narayan-murthy-wants-all-employees-back-to-office-says-work-from-home-is-bad-for-productivity/">Read it
• Flexible work hours
• Annual Appraisal Cycles
• Healthcare plans are on the way
• Free e-learning courses and external training plus certifications
• Fewer deductions so In Hand, Salary is more
• Special Guidance on Financial Investment planning to help you save more
• Healthcare sessions with our Doctors
• We promote employees to take timely leaves and take care of family

We are looking out for a Flutter Developer who will be running and designing product application features across various cross-platform devices. Someone who is passionate about code writing, solving technical errors, and taking up full ownership of app development. Role & Responsibilities

● An in-depth understanding of front-end languages like Flutter is a must, HTML, CSS3, JavaScript, and NodeJS.

● Experience in the development of Web App and code should be compatible with Android/iOS applications and have deployed them on Google Play/App Store.

● In-depth understanding of databases like PostgreSQL

● You will be writing readable and clear code using Dart that will be extensively documented for future use and upgrades.

● Familiarity using version control tools like Git, Subversion, etc., and IDEs like Android Studio, VS Code, etc.

● Knowledge of Dart programming language, Rest APIs, and integration of various APIs from third parties.

● Understand basic concepts of design for developing user-friendly applications.

Work Experience:

Experience of 2-3 years on Flutter technology is a must.

Location:

Thane, Mumbai (For candidates from outside Mumbai, the company will provide shared accommodation) Joining: 0-1 month

Remuneration:

Attractive salary + ESOPs

Responsibilities

• Work as part of a small team to build Flutter application.
• Architect, build and maintain an excellent mobile application with clean code.
• Build pixel-perfect, buttery smooth UIs across both mobile platforms.
• Implement clean, modern, smooth animations and transitions that provide an excellent user experience.
• Integrate third-party API's.
• Write unit and integration tests.
• Release applications to the Apple and Google Play stores.
• Ability to take absolute ownership over assigned work.

Requirements

• 2 - 3 years of professional mobile application development experience.
• 2+ years of professional experience working with Flutter.
• Extensive knowledge of Dart language and ecosystem.
• Understanding of Restful API and experience on various client libraries.
• Proficient understanding of code versioning tools, such as Git.
• Meaningful experience working in a startup environment.

• Have experience  in iOS/Android apps  with Flutter. Either deployed on the AppStore/Google Play or available on Github;
• 3+ years in mobile software development minimum.
• Two year’s developing Flutter applications for mobile
• Experience with third-party libraries and APIs;
• Understanding of the Agile development life-cycle;
• Experience with automated testing and building;
• Experience with Git, SVN, or other version control tools;
• Proven experience in writing readable code, creating extensive documentation for existing code, and refactoring previously written code

• Java/Swift experience;
• Understanding of Android Keyboard API;
• Experience with optimizing applications for Material Design.

We are looking for an experienced cross platform Mobile Developer with 2-5 years of building performant mobile apps on both iOS and Android platforms.  You are in top 5% of your field and are passionate about creating new products and innovative code.  We are building a solution that deploys elements of tokenization using block chain, ML driven portfolio selection and risk management, and a proprietary alternate secondary market for illiquid securities.  You would be developing and maintaining Cross platform Android and iOS applications. You will be working alongside other engineers and developers working on different layers of the infrastructure.

Key Requirements

• BE/ BTech or MTech/ Dual degree in Computer Science/ Software engineering or similar from a Tier 1 institute.
• Thorough understanding of Flutter and its core principles.
• Proficient in Dart6 Programming.
• Knowledge of Swift, Obj C, Xamarin & native build tools, like Xcode, Gradle (Android Studio, IntelliJ)
• Build pixel-perfect, buttery smooth UIs across both mobile platforms.
• Familiarity with RESTful APIs, JavaScript & React Native
• 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.
• Ability to understand business requirements and translate them into technical requirements
• A knack for benchmarking and optimization
• Be extremely conversant in table stakes software engineering toolchain - Linux/Shell, IDE’s, Git, Debuggers, Profilers.
• Strong knowledge of UI design principles, architecture patterns, and best practices for development.
• Ability to write well-documented, clean code
• Experience launching and managing production mobile apps
• Ability to deep dive into problem-solving and build elegant, maintainable solutions to complex problems, in addition to excellent interpersonal skills.

Job Description

We are looking for an iOS/Mac developer responsible for the development and maintenance of applications aimed at a range of iOS devices including mobile phones, tablets and computers. Your primary focus will be development of iOS/Mac applications and their integration with back-end services.

 Responsibilities

• Design and build applications for the iOS/Mac platform
• Ensure the performance, quality, and responsiveness of applications
• Collaborate with a team to define, design, and ship new features
• Identify and correct bottlenecks and fix bugs

Skills

• Experience with Objective-C or Swift and Cocoa Touch.
• Experience with iOS frameworks such as Core Data, Core Animation, Foundation, Web Kit etc.
• Experience with offline storage, threading, and performance tuning
• Familiarity with RESTful APIs to connect iOS applications to back-end services
• Experience with third-party libraries and APIs & Other tools SMS, GPS, APNS, Email, XML parsing, GUI, UI designs, writing XML classes, UIKit, etc
• Understanding of Apple’s design principles and interface guidelines
• Experience with performance and memory tuning with tools.
• Familiarity with cloud message APIs and push notifications
• Proficient understanding of code versioning tools (Git or SVN)