Android Developer/Senior Developer - SDK/Kotlin

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 looking for a Mobile Lead (IOS & Android) for one of the leading TMT bar manufacturers & suppliers in Kolkata.

Role - Mobile Lead (IOS & Android)

Experience - 5+ years

Location - Kolkata

Job Description :-

As a Mobile Lead, your primary responsibility is to oversee the development and maintenance of mobile applications for our organization. 

Some of the key job responsibilities include :-

1. Leading the Mobile Development Team: You will lead a team of developers, designers who are responsible for building and maintaining mobile applications. You will be responsible for Coding, delegating tasks, setting goals and timelines, and overseeing the team's performance to ensure that the development process runs smoothly.

2. Developing Mobile Applications: You will be responsible for developing mobile applications for iOS and Android platforms, using a range of programming languages such as Swift, Java, Kotlin, and React Native. You will need to ensure that the application is scalable, user-friendly, and meets the specific requirements of the organization.

3. Collaborating with Stakeholders: You will be responsible for collaborating with various stakeholders in the organization, including product managers, project managers, designers, and other development teams to understand the requirements and objectives of the application. You will need to ensure that the application aligns with the overall product roadmap and meets the business objectives.

4. Ensuring Quality: You will be responsible for ensuring the quality of the mobile application, including testing, debugging, and fixing any issues that arise during the development process. You will need to

ensure that the application is free of bugs, runs smoothly, and meets performance and usability standards.

5. Keeping Up with Emerging Trends: You will need to stay up to date with the latest developments in mobile technology, and emerging trends in user experience and design. You will need to ensure that the mobile application is using the latest technologies and is in line with industry best practices.

6. Managing Project Budget: You will be responsible for managing the budget for mobile development projects, including resource allocation, vendor management, and contract negotiations.

Overall, the Mobile Lead is a critical role that requires a strong understanding of mobile development processes and the ability to lead a team to deliver high-quality mobile applications.

We are seeking a talented and experienced Engineering Lead to join our Team. As the Engineering Lead, you will play a crucial role in driving the technical direction of our mobile app development, focusing on iOS and ReactJS technologies. You will lead a small team of software engineers and work closely with the product and design teams to deliver innovative and high-quality mobile applications. The ideal candidate is a hands-on technologist with a passion for startups, possesses strong leadership skills, and thrives in a fast-paced, dynamic environment.

Responsibilities:

• Lead and manage a team of software engineers, providing mentorship, guidance, and support throughout the software development lifecycle
• Set clear objectives and performance expectations for the team members, and regularly assess and review their performance
• Collaborate with product managers, designers, and other stakeholders to understand project requirements and define the technical roadmap for mobile app development projects.
• Provide technical expertise and guidance to the team, assisting with architectural decisions, code reviews, and problem-solving.
• Ensure the timely delivery of high-quality mobile applications by managing resources, setting realistic project timelines, and resolving any obstacles or bottlenecks.
• Stay up-to-date with the latest industry trends and advancements in mobile app development, iOS, and ReactJS technologies, and identify opportunities to leverage new tools and frameworks.
• Foster a culture of continuous improvement within the team, encouraging knowledge sharing, adopting best practices, and promoting a positive and collaborative work environment.
• Collaborate with cross-functional teams, such as QA, DevOps, and UX/UI, to ensure seamless integration and deployment of mobile applications.
• Act as a point of contact for technical discussions, representing the team in meetings with stakeholders and upper management.
• Identify and address any technical or performance-related issues, working closely with the team to resolve them and ensure the stability and scalability of the mobile applications.

Hiring for a Series E, Bay Area based 3.1 Billion USD rapidly growing organisation focused on payments, marketing and customer loyalty. You will be responsible for development of alternative payments based on blockchain technologies.

Position: Senior / Lead Engineer –Android

Location: Bangalore (Currently remote but post pandemic you need to relocate)

Roles & Responsibilities

• Design and development of apps for Androidin, Kotlin and JAVA
• Follow Google user interface guidelines and principles of material design
• Ensure performance and maintainability of the apps
• Code review and guidance to other team members to make sure code quality is as desired.
• Researching new frameworks and adapting the best of them in app development.

Skills Required

• Expert knowledge of Kotlin and JAVA
• Expert knowledge of Architectural patterns like MVC, MVVM and Clean Architecture.
• Expert understanding of Androidrun time model
• Experience with offline caching, threading and task management.
• Experience with object oriented design patterns.
• Experience with push notifications and Firebase or other similar PaaS systems.
• An Eye for design details, following pixel perfect designs.
• Experience with 3rd party libraries like okhttp, volley , Soket.io, Realm, Firebase, Facebook, Twitter, Instagram, RX Kotlin / JAVA.
• Team management skills.

Roles and Responsibilities:

● 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

Requirements:

● Firm grasp of the JavaScript / TypeScript / ClojureScript language and its nuances

● Knowledge of functional / 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, IntelliJ

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

● Experience with automated testing suites, like Jest or Mocha

Roles and Responsibilities for Android Developer(2-4yrs)

• Creating Android Apps using native technologies set Java, Kotlin, Android studio.
• Developing, releasing, and maintaining Android Applications and also coordinate and participate in the backend coding, API development, and testing.
• Ability to participate in the design process also, be able to understand user experience and work with design team accordingly.
• Good understanding of the latest Android features and libraries such as Retrofit, Volley, SQLite, RxJava.
• Good understanding of designing architecture such as MVC, MVP, MVVM.
• Familiarity with RESTful APIs, SDK integration, Firebase, and Analytics platforms.
• Good Knowledge in OO design, JAVA, Kotlin, RESTful APIs, JSON, Android SDK, Eclipse and Android Studio and also AWS.
• Knowledge of SQLite, Graph & Chart API and other Google APIs and UI & UX designing.
• Optimizing performance for the apps and keep up to date on the latest industry trends in the mobile technologies.
• Good grasp of algorithms, design patterns, memory management, and multithreaded programming.
• An experience with other technologies like iOS development, swift, react native, php, APi development, DB programming can be a big plus.
• Experience in dealing with Google play store communication, app rejection, iTunes Apple store.

Desired Candidate Profile

• Must have at least 3 years of experience in native android development.
• Must be graduate with computer science subjects or MCA.
• Must be good in both written and verbal English.
• Must have research skills, ability to troubleshoot and work on exceptions is top priority.