Principal Engineer - Mobile

Looking to grow your career with a global leader?

Join the Indian unit of a multi-billion dollar German MNC (owned by Schneider Electric) that offers:

• High Growth: 20% YoY expansion building world-beating software.
• True Balance: Peak performance with a 4.1 Glassdoor rating for work-life balance.

Apply to the job below!

Sr. Flutter (Mobility) Developer

Location: Nashik / Pune (Baner)

Employment Type: Full-time

Experience Required: 7 to 10 Years

Experience

• 5+ years of hands-on Flutter experience in production environments
• Experience delivering enterprise-grade mobile applications deployed to app stores
• Strong experience working in Agile / Scrum environments
• Hands-on experience participating in technical design discussions
• Exposure to guiding or mentoring junior developers is preferred
• Demonstrable AI-augmented engineering practice — daily use of AI coding assistants

Required Skill Set

• Strong expertise in Flutter and Dart, with experience building scalable mobile applications
• Solid understanding of mobile architecture patterns (MVC / MVP / MVVM, Clean Architecture basics)
• Experience with state management solutions (BLoC, Riverpod, Provider, etc.)
• Proficiency in building modular Flutter applications and reusable UI components
• Good understanding of Android and iOS fundamentals, lifecycles, and platform limitations
• Knowledge of and ability to leverage iOS and Android platform capabilities, including native features (rich push notifications, app shortcuts, deep OS integration), background tasks, automation, and device-level integrations (sensors, geofencing, NFC, Bluetooth)
• Experience with REST / GraphQL API integration and network handling
• Knowledge of secure coding practices and basic mobile security concepts
• Experience in performance optimization, memory management, and efficient rendering
• Familiarity with CI/CD pipelines, automated testing (unit, widget, integration), and build processes
• Experience with app store releases, versioning, rollout, and production support
• Strong collaboration skills with backend, QA, DevOps, and product teams
• Active, daily use of AI coding assistants as part of a personal engineering workflow
• Ability to articulate where AI accelerates work and where it falls short
• Habit of reviewing, testing, and questioning AI-generated code rather than accepting it blindly
• Comfort with prompt iteration, context-setting, and prompting patterns for code, refactors, and debugging
• Curiosity about emerging AI tooling in the mobile space (AI-assisted UI generation, on-device LLMs, AI-powered testing, etc.)

Responsibilities

• Design, develop, and maintain robust Flutter mobile applications
• Translate functional and technical requirements into clean, maintainable code
• Collaborate closely with mobile architects to align with platform standards and best practices
• Participate in code reviews, ensuring quality and consistency — including reviewing AI-generated contributions with the same rigor as human-written code
• Contribute to technical design and solution discussions, including how AI can be applied to product features and to the development workflow itself
• Identify and resolve performance, stability, and usability issues
• Write unit, widget, and integration tests to ensure application quality
• Support release activities, bug fixes, and production issues
• Mentor junior developers and promote engineering best practices, including responsible and effective use of AI tooling
• Stay current with the evolving AI tooling landscape and share learnings with the team

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 an Flutter Developer responsible for the development and maintenance of applications.The primary focus will be on creating new experiences and maintaining the acclaimed app. You will be working along-side other engineers and developers working on different layers of the infrastructure.

Responsibilities:

• Working closely with another mobile application developer leading the other platform development
• Deliver across the entire app life cycle –concept, design, build, deploy, test, release to app stores and support.
• Working directly with developers and product managers to conceptualize, build, test and realize products.
• Gather requirements around functionality and translate those requirements into elegant functional solutions.
• Working with web developers to create and maintain a robust framework to support the apps.
• Working with the front end developers to build the interface with the focus on usability features.
• Create compelling device specific user interfaces and experiences.
• Work on bug fixing and improving application performance.
• Optimizing performance for the apps.
• Keep up to date with the latest industry trends in the mobile technologies.
• Able to estimate the time required to complete project deliverable.
• Able to work in a fast-paced start-up environment.

Requirements

• Candidate must have flutter and dart experience.
• Minimum 2-4 years work experience in iOS / Android (Java/Kotlin and Objective-C/Swift)
• Strong in Android Java. Candidate should have a good understanding of thread management, memory management and other aspects of Java for mobile application development.
• Strong OO design and network programming skills.
• Strong written/verbal communication skills.
• 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
• Experience with Knowledge and understanding of Firebase
• Proficient understanding of code versioning tools, such as Git
• Familiarity with cloud message APIs and push notifications
• Qualification- Any computer science graduate/postgraduate

TrueFan is a celebrity-fan experience platform that enables fans to connect with their favorite celebrities. The business runs on a mobile application where fans compete in an online quiz contest designed on the life of their favorite celebrity (their movies, trivia, facts, etc.) and the winners get a personalized video message from them.

We are looking for a React Native developer interested in building performant mobile apps on both the iOS and Android platforms. You will be responsible for architecting and building these applications, as well as coordinating with the teams responsible for other layers of the product infrastructure. Building a product is a highly collaborative effort, and as such, a strong team player with a commitment to perfection is required.

Responsibilities

• Designing, deploying, and managing web and mobile applications that can run on multiple platforms.
• Utilizing React Native to design and develop UI components for web and mobile apps based on JavaScript.
• Writing effective, scalable, and reusable JavaScript code can help create interchangeable front-end modules.
• Improving front-end performance by diagnosing and fixing all system errors and bugs.
• Collaborating with design, development, and customer service teams to properly understand client requirements and build top-notch apps within the stipulated time and budget.
• Using other JavaScript libraries (like “Redux”) to make asynchronous API calls and enhance website/mobile app performance.
• Creating plans to transition React-based web and mobile apps to React Native.

Requirements

• Possess at least 3 years of hands-on experience in React Native.
• Should have a good working knowledge of HTML and CSS.
• You are well-versed in all aspects of JavaScript.
• Experience in leading a team is preferred.
• Should have in-depth knowledge of UI/UX designs and wireframes.
• You possess an expert-level understanding of React.js and its fundamentals. 
• You are familiar with Gradle, XCode, and other native build tools.
• You deeply understand REST APIs, offline storage, and the document request model.
• You have strong problem-solving and critical-thinking abilities.

DUTIES AND RESPONSIBILITIES:

• Design and build applications for the iOS platform
• Implement new features while maintaining overall quality of software
• Contribute to a culture of learning by documenting and sharing technical knowledge as a developer on an agile squad
• Participate in developer communities of practice by following best practices, participating in code reviews, and sharing knowledge
• Remain current on relevant technology trends
• Participate in researching and resolving customer issues
• Other duties as assigned

MINIMUM KNOWLEDGE, SKILLS AND ABILITIES REQUIRED:

• Proficient in native development with Swift and Objective-C
• Experience building interface components and experiences using Swift UI and WebKit and understanding their limitations
• Knowledge and experience working with the MVVM design pattern
• Prior experience with knowledge of Git and GitHub
• Knowledge of iOS back-end services
• Knowledge of Apple’s design principles and application interface guideline
• Understanding of the full software development lifecycle
• Familiarity with security best practices for software development

We are looking for an android developer to enhance design, fix bugs, improve performance and develop new features of a functional Android application

Responsibilities & Skills

An ideal candidate:

Should have 7+ years of professional experience in autonomously designing, developing, testing, debugging and maintaining mobile applications on the Android platform

Should have hands-on experience with and strong knowledge of Android SDK, Android Studio, Kotlin, and different versions of android, and how to deal with different screen sizes

Should have familiarity with RESTful APIs to connect Android applications to back-end services

Should have experience with offline storage/mode, threading, and performance tuning and Memory Management

Should have knowledge of the open-source Android ecosystem and the libraries available for common tasks

Should have strong understanding of Android, OEM's and OS flavors

Should have experience working with Sqlite database and proficient in writing SQL queries

Should be well conversant with Android UI design principles, interface guidelines, material design, patterns, and best practices

Should have familiarity with cloud message APIs and push notifications

Should be able to review the existing code, find out & fix bugs and optimize the code.

Should fix bugs and improve Android application performance

Should develop new features of the Android application

Should assume end-to-end ownership of the Android application and assigned tasks

Should work independently without the need of guidance and supervision

Should have ability to understand business requirements and translate them into technical requirements

Should have a knack for benchmarking and optimization

Education 

• Can work independently on the Android Development platform
• Must have knowledge of both Java and Kotlin
• Good understanding of Architecture such as MVVM and MVP.
• Must have at least 3 Good quality Android apps in the portfolio to showcase