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.

1. Work as part of cross-functional, passionate agile project teams to ensure quality is driven into the heart of the development process from requirements definition to delivery
2. Architecting, designing, developing and deploying new features for mobile applications.
3. Ensure the best possible performance, quality, and responsiveness of the application
4. Diagnose and fix bugs and performance bottlenecks for great performance
5. Maintain code and write automated tests to ensure the product is of the highest quality

1. You have at least 1y ears of full-time mobile development experience (iOS, Android) with at 1 year experience with Flutter & Dart
2. Familiarity with RESTful APIs to connect applications to back-end services
3. Experience developing integrations with common APIs (e.g., Firebase, Twitter, Facebook, Instagram, Stripe, Vimeo, Google etc.)
4. Proficient understanding of code versioning tools, such as Git
5. Strong knowledge of design principles, patterns, and best practices
6. Experience with offline storage, threading, and performance tuning
7. Ability to understand and translate business requirements into technical requirements

• Own the delivery of multiple features of the product end to end while hands-on in development as well
• Advocate best development practices such as continuous integration/continuous delivery, automation (testing and infrastructure) and code modularity, extensibility, quality
• Adopt security- first approach in the product development and ensure automated and manual security checks in place across the delivery pipeline
• Lead by example and mentor other developers in the team both technically and professionally
• Support other Senior Product Engineers and contribute to their growth professionally
• Work with  tech leads and the team to ensure shared technology vision and develop state of the art design and architecture for any product development
• Work with other functions such as testing, analysis, infra management, support to ensure faster delivery of products
• Ensure timely and accurate communication with broader team in order to share understanding of product functionality, features, and technology vision
• Look out for technology trends across the industry and apply relevant developments to the products
• Work with the decentralised application business owners to ensure their vision is realised through efficient technology and delivery timelines
• Work in a dynamic, collaborative, transparent, non-hierarchical, and ego-free culture where your talent is valued over a role title 
• Develop personally and professional outside of the confinement of a traditional career path by focusing on what you’re passionate about rather than a predetermined one-size-fits-all plan 

• Must have extensive hands on experiencing designing and building mobile applications on Android
• Must have excellent programming, debugging and scripting skills with a solid understanding of Object-Oriented Design principles
• Must have ability to learn/iterate quickly in a rapidly changing technical stack with nascent codebase and developer tools
• Must possess a passion for delivery-focused development, and overcoming challenges through teamwork and self-motivation
• Ability to work in a variety of client settings and in a team-oriented, collaborative environment 
• Ability to communicate technical vision and direction of the product and make significant impacts to technology and design choices

• Architectural design while leading and inspiring software development teams 
• Leading development of large, custom-built object-oriented applications 
• Continuous integration tools and test automation
• Managing systems in production and understands release process, monitoring, and debugging
• Working and developing in agile environment working with XP/Scrum development practices

• Expertise in end to end Android development and release management
• Proficiency in at least two of the following: Java,  NodeJS, Go, JavaScript, Python programming stacks, and passion for software engineering and craftsman-like coding prowess 
• Knowledge of software practices like refactoring, clean code, domain driven design, Encapsulation etc 
• Hands on experience managing databases like MongoDB, Cassandra, Redis
• Exposure to event driven systems and event streaming engines like Kafka
• Good knowledge of DevOps tooling like docker, kubernetes, ansible/chef, AWS.
• Solid OO skills, including strong design patterns knowledge and enterprise integration

Roles & Responsibilities

• You’ll be actively involved with and monitor the development of OS stack and firmware.
• You’ll be architecting and implementing best-in-class ‘real-time’ OS to power mobile phones in the market.
• You’ll be responsible for designing, implementation & maintenance of various embedded components and applications for mobile platforms.
• Communicate often & effectively about the status of new & ongoing development efforts within the company.
• Represent the OS engineering team at high-level meetings.
• Motivate, mentor and lead other team members by rolling up your sleeves and offering technical and project management insights and tips.
• Work closely with the design team to create exciting mobile user experiences as per the modern standard.
• You’ll be continuously keeping an eye on the latest cutting-edge Android technologies and leveraging these in one’s own and the team’s work as necessary.

• Experience in Android and OS firmware-based development for commercial consumer mobile phones.
• Embedded system programming and board bring up.
• System programming & OS internal skills.
• Strong Command over Java, C/C++
• Strong problem-solving skills.
• Strong knowledge of the Android build system.
• Android internal frameworks and device driver development expertise.
• Experience of working with core Android libraries like bionic, stagefright, etc.
• Cares about design & Very strong command of efficient layouts, including optimization for various mobile environments.
• Knowledgeable about caching mechanisms & tools like In-Memory cache.
• Experience of working with version control, bug tracking, continuous integration and other productivity enhancements software like Git, SVN, Bugzilla, Jira, etc.
• Passionate about software development & modern-day Android OS technologies like:
• Latest chipsets, GPUs, etc
• Latest releases from chipset companies like Spreadtrum, Mediatek, Qualcomm
• Android Lollipop
• Phonebloks
• LTE
• The ability to effectively manage technical people (internal & external development resources) and projects.
• Taking responsibility and ownership in the team’s work.
• 1+ years of work experience.

• B.Tech/BS/BE/BS/MS/M.Tech/MS in Electronics or Computer Science from a premier institute in India (IITs, BITS, NITs, etc) or abroad.

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. 

What you need to have: