Sr Android 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.

React Native Developer Responsibilities

• Architect, develop, and maintain high-quality React Native applications using clean code.
• Use additional JavaScript libraries, such as Redux, to make asynchronous API calls and enhance website loading speed.
• Implement pixel-perfect user interfaces that match designs.
• Diagnose and repair bugs and performance bottlenecks for native-like performance.
• Reach out to the open source community to encourage and assist in implementing mission-critical software fixes—React Native moves quickly and frequently breaks things.
• Participate in sprint retrospectives and daily standups as well as two-week sprints.
• Utilize new, contemporary, smooth animations and transitions to provide a great user experience.
• Plan the data and presentation layers of the application's front end.
• Be a part of a React Native developer community that shares knowledge and assists one another when problems arise.

React Native Developer Requirements

• Bachelor's/Degree Master's in Computer Science/Information Technology plus 3+ years of industry experience.
• Extensive knowledge of React tools such as Webpack, Enzyme, React.js, Flux, and Redux.
• Strong command of the JavaScript, TypeScript, or ClojureScript languages and their nuances, including ES6+ syntax.
• REST API knowledge, the document request model, and offline storage.
• Ability to identify with FullStack clients' goals and commit to delivering on the promises you and your team make to them.
• You work well in groups and enjoy working in the office with your coworkers.
• A positive outlook and a go-getter attitude

Position: Android Developer

Location: Ahmedabad
Experience: 1-4 years

Minimum 1.5 Years of experience.
At least 3 apps are fully developed and live on the store
Latest kotlin and java language knowledge required
SQLite local database knowledge must
API integration knowledge must be required not just copying past code but must understanding how that works
Social Media login and firebase knowledge required
Git command and repository knowledge must be required

Job Description:

We are looking for an Android developer who possesses a passion for pushing mobile technologies to the limits. This Android app developer will work with our team of talented engineers to design and build the next generation of our mobile application, Android programming works closely with other app development and technical teams.

Join our company if you are willing to work with us and need to learn good technology and healthy work culture.

If you have the desire to be a part of an exciting, challenging and rapidly-growing software development company, and if you are passionate about software development and creating the finest apps in the marketplace.

Freshers with an attitude to learning are welcome to apply.

Roles & responsibilities

Development and maintenance of Android applications

Monitoring app performance and taking necessary steps to fix the bugs in the applications

Documenting version history and changelog for mobile applications

Doing research and coming up with new ideas for app development

Requirements:

• 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.
• 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.
• Must know about java, Kotlin, MVC, MVVM, Firebase, SQLite, and payment gateways.

We are searching for a brilliant, flexible android developer to create novel apps that meet the needs of our target audience. To this end, the android developer's responsibilities include writing and proofreading code, liaising with coworkers within and outside of their department, and monitoring customers' feedback. Over time, you will also be required to create app updates. To ensure success as an android developer, you should demonstrate proficiency in one of the mainstream programming languages, and a sound understanding of the traditional product life cycle. An exceptional android developer will be fearless but respectful in the pursuit of excellence, continually striving to shape the ways in which Android apps impact the world around us.

Responsibilities:

• Writing clean and efficient codes for Android applications
• Proofreading your code and correcting mistakes before each app is released.
• Collaborating with UI and UX Designers, as well as Software Testers, to ensure that each app is presentable and in perfect working order.
• Identifying and resolving bottlenecks, rectifying bugs and enhancing application performance
• Monitoring the performance of live apps and work on optimising them at the code level
• Collaborating with cross-functional teams to define and design new features
• Implementing measures to safeguard users' data.
• Ensuring that the construction and presentation of your apps are congruent with the company's standards.
• Monitoring app reviews to detect areas for improvement.
• Creating app updates, including bug fixes and additional features, for release.
• Staying up to date with new mobile technology trends, applications, and protocols

The Role

We are looking for an experienced Software Engineer (React Native) who will lead the development for Jackett's mobile apps. Each day you'll design, build and ship features that will directly improve teachers' lives. You will shape our product direction and technical architecture for the years to come.

You'll report directly to the CTO and partner closely with teams across product and design to build React Native apps for Android and iOS from scratch. And we'll work together to create an environment where you can grow professionally. 

Key Responsibilities:

• Own the architecture, development and implementation of our mobile app to enable the team to quickly iterate a high-quality product.
• Implement clean, modern, smooth animations and transitions that provide an excellent user experience.
• Implement pixel perfect Ul's that match the designs.
• Create our iOS and Android deployment CI/CD pipeline to ship reliable features daily.
• Engage in technical research and champion best practices for writing clean, maintainable and reusable code with clear documentation.
• Accurately estimate time and effort required to deliver high quality features.
  Required Skills/Abilities:
• 4 + years of experience as a software engineer.
• Built and shipped high-quality mobile apps (android and iOS) using React Native.
• Production-level experience with Mobile C l / C D , unit testing and automated E2E testing
• Proficiency working with RESTful APIs.  
• Ability to take extreme ownership of your work and to deal with high pressure situations in a fast paced environment and meet targets without compromising the quality of the deliverables.
• Product understanding to break down user stories into high impact features.
• Excellent organisational and communication skills, especially for a remote first work environment   

Extra Credits for:

• Knowledge of AWS cloud infrastructure - CodePipeline, Amplify, CDN etc.
• Knowledge of TypeScript.
• Knowledge of SCORM and Learning Tools Interoperability (LTI) framework
• Experience of React Native development at an early stage EdTech startup

# Proficiency in Java, Kotlin, or C++

# Ability to use the Android Studio, including the Android SDK, with ease

# Prior experience as an Android Developer will be advantageous

# Excellent coding and proofreading skills

• Candidate Must be well versed with latest SDK versions, XCode, Objective C, Swift, UIKit, Cocoa etc.
• Expertise in integrating web services (XML/ JSon etc.) with iPhone applications.
• An experience in using Maps API, GPS services for iPhone/ iOS apps is required.
• Experience with third-party libraries and APIs.
• Working knowledge of the general mobile orientation, architectures, trends, and emerging technologies.
• Experience working with iOS frameworks such as Core Data, Core Animation, Core Graphics and Core Text, Core Location.
• To take care of build and release process (Adhoc releases, Final release).
• Should have worked on cocoa touch, story board, core data, auto layout.
• Hands-on experience in Cloud APIs, push notifications, social media integration, and integration of analytics is an added advantage.
• Must have good analytical, debugging, App publishing and problem solving skills.
• Self-starter having the ability to independently acquire the knowledge required in succeeding his job.