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.

Strong technical background in Android application development and Kotlin

· Looking candidates having 5+ years of experience.

· Need candidates from Delhi NCR Only.

· All Academic backgrounds acceptable (except BCA).

· Immediate Joiners Preferred

· Candidate must have some experience working with IoT devices.

· Candidate should have experience working with Camera model X.

· Candidate's Academic scores must be 70% or above.

· Candidate having fluent communication will be an added advantage.

Requirements / Experience:

• Min 4 Years of Experience
• Experience in cross-platform mobile software development (Android/iOS) using technologies such as React Native, Flutter, GO/ Golang, Xamarin, Blazor, JavaScript, TypeScript, Dart, C#
• Familiarity with API Development (REST, Web API, WCF, SOAP)
• Experience with full-lifecycle design, development, and testing of critical business applications
• Good problem-solving skills with attention to detail
• Strong verbal, written, interpersonal, and organizational skills
• Ability to work independently and in a team environment
• Ability to multi-task effectively
• Reliable, highly motivated, with a positive attitude
• Experience with MsSQL, MariaDB

About the Role

We’re looking for a smart, detail-oriented Flutter Developer who loves building high-quality mobile experiences. You’ll be working on our next-gen Fintech & Investment app, focusing on clean architecture, strong session management, and secure code implementation.

Responsibilities

• Build and maintain production-level Flutter applications for Android and iOS.
• Develop pixel-perfect UI with smooth animations, transitions, and responsive layouts.
• Implement secure session management, authentication, and token-based APIs.
• Work closely with the backend (Node.js) and API teams for smooth data integration.
• Optimize app performance and memory usage.
• Follow secure coding standards suitable for fintech products.
• Collaborate with design and product teams to improve UX and app flow.
• Integrate third-party SDKs and payment gateways (Razorpay, Cashfree, etc.).
• Use version control (Git) and agile workflows effectively.

Must-Have Skills

• 1–3 years of hands-on experience with Flutter & Dart.
• Strong knowledge of state management (preferably Riverpod or Bloc).
• Strong experience in UI/UX implementation — adaptive design, fluid animations, transitions.
• Experience in secure session handling and token-based authentication (JWT, OAuth).
• Understanding of clean architecture, modular coding, and reusable components.
• Strong grasp of RESTful APIs and integration with backend services.
• Good debugging and performance optimization skills.

Added Advantage

• Experience with Node.js or understanding of backend API management.
• Familiarity with payment gateway integration (e.g., Razorpay, Paytm, Stripe).
• Prior work experience on fintech, wallet, or investment apps.
• Knowledge of Firebase, push notifications, and analytics.
• Familiarity with CI/CD pipelines and app store deployment.

What We’re Looking For

• Someone who pays attention to details, not just features.
• A developer who writes secure, clean, and scalable code.
• A creator who understands both design and performance.
• Someone excited about building meaningful fintech products from the ground up.

Compensation

Competitive and based on experience + performance incentives.

Technical Experience:

-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

-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

-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 Googles Android design principles and interface guidelines

-Proficient understanding of code versioning tools, such as Git

Vidyakul is looking for a Senior Android Developer to take our product to the next level for Pan India State Board students (A 60mn user opportunity!). We are willing to offer the right pay, and more importantly the right ESOPs for the right candidate! 

* Knowledge of Android SDK, different versions of Android
* Familiarity with RESTful APIs to connect mobile applications to back-end services

* Should have hands-on knowledge of Kotlin
* Should have the understanding of working on Firebase & Firebase real-time database
* Experience with third-party libraries like Retrofit2 and APIs
* Experience with offline storage, threading, and performance tuning

- B.E/M.C. A Or B.C.A Degree in Computer Science, Engineering, MIS, Or Similar Relevant Field

- 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

 - 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 - Good Knowledge of Kotlin.

- At Least Publish 3-4 Application in the Play Store

 - Knowledge of Cross-Platform And iOS Development Will Be an Advantage.
-  Knowledge of health care and e-commerce domain will be good.