iOS Developer

Job Title : Senior Flutter Engineer

Experience : 4+ Years

Level : Senior Individual Contributor

Job Location : Surat / Ahmedabad (On-site)

Employment Type : Full-Time

About the Role :

We’re seeking a skilled Senior Flutter Engineer to lead end-to-end mobile app development — from architecture and performance to user experience.

Mandatory Skills :

Mobile : Flutter (Dart), Riverpod/Bloc, build_runner, Freezed

Backend : Django/DRF (REST), GraphQL (optional)

Services : Firebase, Crashlytics, Analytics

CI/CD : GitHub Actions, Fastlane, Codemagic, Bitrise

Key Responsibilities :

• Own and optimize Flutter app architecture, performance, and reliability.
• Deliver polished, high-quality features with strong UI/UX focus.
• Integrate securely with REST APIs, Firebase, and real-time data.
• Drive CI/CD, testing (unit/widget/integration), and coding standards.
• Mentor developers and lead code reviews.
• Collaborate with Product & Design to plan and deliver releases.
• Work with DevOps to improve build pipelines and reduce crash/ANR rates.

Required Qualifications :

• 4 to 7+ years in mobile development (3+ in Flutter & Dart).
• Strong in Riverpod/Bloc/Cubit, clean architecture & dependency injection.
• Expertise in performance profiling, async handling, and rendering.
• Experience deploying apps to Android & iOS stores.
• Solid grasp of REST APIs, caching, and offline-first design.
• Familiar with automated testing & CI/CD (GitHub Actions, Bitrise, Codemagic, Fastlane).
• Knowledge of app security, authentication (OAuth/JWT), and Firebase (Auth, FCM, Crashlytics, Analytics).
• Excellent collaboration, communication, and mentoring skills.

Nice to Have :

• Experience with GraphQL, WebSockets, or wearable integrations (Google Fit, HealthKit).
• Exposure to health-tech, food-tech, or recommender systems.

Roles & Responsibilities:

This role will be based in our brand new Hyderabad office. Join us in India’s beautiful “City of Pearls” and bring your ambition to life. We are looking for an experienced iOS engineer who is passionate about building modern, scalable applications for iOS and tvOS, and will take ownership of the full product feature cycle from design to delivery.

Your Team:

The R&D group is building and delivering the enablement platform for the current and next generation of media experiences in the fields of personalization, content interaction, and social interaction, all of which are at the core of DAZN's value proposition. Key parts of the workflow are ingestion, transcoding of various video and audio live/VOD assets, personalized processing, and distribution across the world to end-users, while allowing collaboration among users, all in real-time. This group is taking full responsibility for providing end-to-end social interaction functionalities on multiple platforms including web, smart TVs, iOS, Android, PlayStation, and Xbox.

As our new Senior iOS Engineer, you’ll have the opportunity to:

● Designing and developing our cutting-edge products, delivered to millions of

sports fans around the world.

● Be an essential part of a team working in a fast B2C paste product delivery

pipeline.

● Work with the most talented individual on features that cross platforms,

languages, and protocols to deliver social engagement to sports fans.

● Learn from the best in the field, and teach others.

● Own the full product feature cycle from being a part of the product

brainstorming through all dev cycles and up to take the responsibility for the

feature when rolled to production.

You’ll be set up for success if you have:

● B.Sc. in Computer Science or equivalent.

● At least 4 years of experience in Apple Swift/Obj-C development.

● Senior-level understanding of design patterns and architectures.

● A verse in 3rd party frameworks and solutions.

● Senior-level understanding of server-client fundamentals.

● Senior-level understanding of multithreading.

● Experience with UI Kit

● Experience with RxSwift development.

● Experience in writing unit tests.

● Strong analytical skills.

● Can-do attitude!

Even better if you have:

● Experience in writing automation tests.

● Continuous integration tools and practices.

● Familiarity with agile software development.

● Experienced with low-level systems in C/C++.

● Experienced with OpenGL, high-performance rendering, mobile device, digital

AV, video and audio codecs, and media players.

● Experience with RxSwift development.

● Experienced with working on networking technology and approaches, e.g.

client-server, peer-to-peer, writing network code using TCP/IP and UDP

stacks and networking concepts.(routing, congestion, datagrams vs. streams)

● Experienced with RT web technologies: WebSockets, WebRTC.

At DAZN, we bring ambition to life. We are innovators, game-changers and pioneers. So if you want to push boundaries and make an impact, DAZN is the place to be.

As part of our team you'll have the opportunity to make your mark and the power to make change happen. We're doing things no-one has done before, giving fans and customers access to sport anytime, anywhere. We're using world-class technology to transform sports and revolutionise the industry and we're not going to stop. If you're ambitious, inventive, brave and supportive, then you're the kind of person who's going to enjoy life at DAZN.

We are committed to fostering an inclusive environment, both inside and outside of our walls, that values equality and diversity and where everyone can contribute at the highest level and have their voices heard. For us, this means hiring and developing talent across all races, ethnicities, religions, age groups, sexual orientations, gender identities and abilities.

We are supported by our talented Employee Resource Group communities: proud@DAZN, women@DAZN, disability@DAZN and ParentZONE.

1. 3+ years of experience with Cordova
2. 4+ years of experience with Android and iOS Development.
3. Experience in Cordova Plugins using Native SDKs/APIs
4. Implementation of WebRTC in atleast one Cordova Project
5. Fluent communication Written and Verbal in English

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 

Job Description:

• Min 4-5 years of experience in Mobile application development
• Min 2-year Experience in React Native app development
• Firm grasp of the JavaScript and TypeScript language and its nuances, including ES6+ syntax
• Follow best practices using Android Guidelines
• Knowledge of functional or object-oriented programming
• Technically strong in React-Redux/Mobx development and deep understanding of core mobile concepts such as lifecycle, UI, networking, caching, device features, etc
• Experiences with automated testing suites, like Jest or Mocha
• Experience integrating third-party frameworks. Worked with logging and capturing user navigation and app usage to Analytics and Crashlytics for understanding the most used features by users.
• Knowledge of mobile security and cryptography is an advantage.
• Good working knowledge of tools such as Git, JIRA, Jenkins, or any tools that are similar to these.
• Experience with agile methodology is preferred
• Good communication skills
• Good knowledge of app telemetry integration & app performance management
• Have published at least 2 React Native apps on Play Store & Appstore

• Implement robust app architectures and complex user interfaces
• Component Design and coding new features. includes unit tests, debugs, and solves defects
• Component Design/Coding/Unit Testing/Debugging
• Responsible for designing app architecture and integration design to various external systems (APIs, 3rd Party SDK)
• Follow best practices using React Native Guidelines
• Understand reacting design patterns like HOC, Render Props, and their applications.
• Good understanding of atomic design principles
• Experience with CSS-in-js / styled-components
• Good understanding of Android & iOS working principles, Release process
• Ability to multi-task under pressure and work independently with minimal supervision
• Work on high-performance consumer-facing apps
• Understanding the nature of asynchronous programming and its quirks and workarounds.
• Good understanding of server-side templating languages (such as jade, EJS, and pug).
• Creating database schemas that represent and support business processes.
• Implementing automated testing platforms and unit tests.
• Basic understanding of front-end technologies, such as HTML5, SCSS, and CSS3.
• Ability to make recommendations on UI design and UX best practices.

• Translate designs and wireframes into high-quality code
• Design, build and maintain high performance, reusable, and reliable Java
• code
• Ensure the best possible performance, quality, and responsiveness of the
• application
• Identify and correct bottlenecks and fix bugs
• Help maintain code quality, organization, and automatization
• Follow best practices in code implementation
• Willing to work on flexible time zones if required

• Strong knowledge of Android SDK, different versions of Android, and how to deal with different screen sizes
• Familiarity with RESTful APIs to connect Android applications to back-end
• services
• Strong knowledge of Android UI design principles, patterns, and best
• practices
• Experience with offline storage, threading, and performance tuning
• Ability to design applications around natural user interfaces, such as touch
• Familiarity with the use of additional sensors, such as gyroscopes and
• accelerometers (preferred)
• Knowledge of the open-source Android ecosystem and the libraries available for common tasks
• Ability to understand business requirements and translate them into technical
• requirements
• Familiarity with cloud message APIs and push notifications –
• A knack for benchmarking and optimization
• Understanding of Google's Android design principles and interface guidelines
• Proficient understanding of code versioning tools, such as Git
• Familiarity with continuous integration
• Must have experience in Chat (one to one, group chat, file sharing)
• Knowledge in Google Maps APIs is preferred