- Expertise in Core Java with solid OOD principles and design patterns
- Good grasp of algorithms, design patterns, memory management and multithreaded programming
- Conversant with JSON, XML, Web services API
- Experience with saas platforms for mobile development like Analytics, Push Notifications, Cloud Storage , Ad Networks , etc
- Hands on experience with Android's deggugging, unit- testing , memory and performance optimization tools
- Hands on google maps aps and third party aps
- Hands on experience of new android architectures and components like MVVM, Room Persistence , Dagger 2, Observables , Rx Java
- Must have experience on Kotlin

About Letstrack
About
Company video


Connect with the team
Similar jobs
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.

Job Summary
iCloudEMS is looking for a highly skilled PHP Backend Developer with strong experience in web application development and hands-on expertise in React Native for mobile applications. The ideal candidate will be responsible for developing scalable backend systems, integrating APIs, and collaborating closely with frontend and mobile teams to deliver high-quality education management solutions.
Key Responsibilities
Design, develop, and maintain PHP-based backend web applications
Build and manage RESTful APIs for web and mobile applications
Integrate backend services with React Native mobile applications
Optimize application performance, security, and scalability
Work with databases (MySQL/PostgreSQL) for data modeling and query optimization
Implement authentication, authorization, and role-based access control
Collaborate with UI/UX designers, frontend developers, and QA teams
Troubleshoot, debug, and enhance existing applications
Follow coding standards, best practices, and documentation guidelines
Required Skills & Qualifications
Strong expertise in Core PHP / Laravel / CodeIgniter
Solid understanding of backend architecture and MVC frameworks
Hands-on experience in React Native (Android & iOS)
Experience with REST APIs, JSON, and third-party API integrations
Proficiency in MySQL and complex SQL queries
Knowledge of server-side security (JWT, OAuth, data protection)
Familiarity with Git / GitHub / Bitbucket
Experience with payment gateways, notifications, and background jobs
Understanding of web hosting, deployment, and server management (Linux)
Good to Have
Experience in education domain / ERP / CRM/HRMS/EMS platforms
Knowledge of Node.js or other backend technologies
Exposure to cloud services (AWS, Azure, etc.)
Experience with CI/CD pipelines
Basic understanding of UI/UX principles
Why Join iCloudEMS?
Opportunity to work on scalable education management systems
Collaborative and growth-oriented work environment
Exposure to modern technologies and enterprise-level projects
Competitive salary and performance-based growth
About HeyCoach:
We are an exceptional group of highly skilled individuals, passionate about addressing a fundamental challenge within the education industry. Our team consists of talented geeks who possess a deep understanding of the issues at hand and are dedicated to finding innovative solutions. In our quest for excellence, we are constantly seeking out remarkable individuals who can contribute to our growth and success. Whether it's developing cutting-edge technologies, designing immersive learning experiences, or implementing groundbreaking teaching methodologies, we consistently strive for excellence.
Job Description:
- Mobile App Development: Collaborate with cross-functional teams to design, develop, test, and deploy robust and scalable Android applications.
- Code Optimisation: Write clean, maintainable, and efficient code, with a focus on performance and responsiveness. Identify and address bottlenecks and bugs.
- UI/UX Implementation: Work closely with designers to implement visually appealing and intuitive user interfaces. Ensure seamless integration between the front-end and back-end components.
- API Integration: Integrate with RESTful APIs and third-party services to enhance app functionality and data exchange.
- Testing and Debugging: Conduct thorough testing of applications, including unit testing and debugging. Collaborate with quality assurance teams to ensure the delivery of high-quality software.
- Platform Compatibility: Stay updated on the latest Android platform updates and ensure compatibility with various devices and screen sizes.
- Performance Optimization: Continuously optimize application performance, keeping up with best practices and industry standards.
- Collaboration: Work closely with other developers and team members to achieve project goals. Participate in code reviews and knowledge-sharing sessions.
Requirements:
- Engineers with 1-6 years of experience in shipping consumer-facing Android apps with the large user base, ideally currently available on the Google Play Store.
- Top-notch programming skills in Java, Kotlin and Android along with MVVM, Dagger2, Room, LiveData, Coroutine & JetPack-Components.
- Command of memory management, view hierarchy, battery optimisation and in-depth experience with multi threaded and networked applications.
- Worked with Restful APIs, third-party SDK Integrations and common technologies like HTTPS, JSON, OAuth, and SQL.
- Thorough working knowledge of Android Studio with the Gradle build system.
- Understanding the quirks of the fragmented ecosystem of Android OS versions and devices.
- Focus on Material Design principles and pixel-perfect implementation of the design into code.
- Solid experience with Git Care for quality with an obsession for performance and willingness to spend time testing the team's work as well as yours.
What does the core role include?
- Designing and developing high-volume, low-latency applications for mission-critical systems and delivering high-availability and performance
- Designing stateless components in React Native
- Contributing in all phases of the development lifecycle
- Working with the developers to create and maintain a robust framework to support the apps
- Working with the developers to build the interface with a focus on usability features
What else can you expect in the role?
- Prepare and produce releases of software components
- Optimizing performance for the apps
- Problem-solving skills, analytical mind, and positive attitude
- Ability to think from end users perspective and focused on improving the overall product experience.
- Deliver across the entire app life cycle concept, design, build, deploy, test, release to app stores and support
What can fetch you brownie points?
- Hands on experience with React Native is required
- Hands-on experience in React Native APIs, ReactJS, Javascript, ECMAScript (OOJS) and JSX.
- Strong understanding of JavaScript ecosystem
- Hands on experience on Android in creating Hybrid / Native applications
- Demonstrable UI/UX experience on a large-scale app.
- Thorough understanding of React Native development tools like IDEs (Nuclide, Atom, Sublime Text, or Visual
- Good knowledge of JS frameworks like ReactJS is a plus.
Desired Skills and Experience
Hybrid Apps,React Native, Native iOS and Android Architecture understanding
--Responsibilities--
- 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
--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
- Strong knowledge of Android UI design principles, patterns, and best practices Experience with offline storage, threading, and performance tuning
- 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
- Understanding of Google’s Android design principles and interface guidelines Proficient understanding of code versioning tools, such as Git
- Familiarity with continuous integration
SDE2 IOS Developer (Remote), 3+ years of experience
Grip Invest (http://www.gripinvest.in">www.gripinvest.in)
Why should you look at this role?
Salary Bracket: 20-35 LPA
Healthy work-life Balance
Core values
Health insurance
Provident fund
Annual Bonus
What else?
- Great culture based on the following core values
- Courage
- Transparency
- Ownership
- Commitment
- Celebration
- Lean structure and no micromanaging. You get to own your work
- The company just turned one so you get a seat on a rocket ship that's just taking off!
- High focus on Learning & Development and monetary support for relevant up skilling
- Competitive compensation along with equity ownership for wealth creation
Company Size- less than 50
About the company
Grip is building a new category of investment options for the new-age of Indians. Millennial don’t communicate, shop, pay, entertain or work like the previous generation - then why should they invest the same way? Started in June’20, Grip has seen 35% month-on-month growth to become one of India’s fastest-growing destinations for alternative investments. Today, Grip offers a unique investment option of leasing assets to some of India’s most disruptive businesses like Udaan, Stanza Living, Furlenco, Bounce, BlueStone, FabAlley and LetsTransport. With a minimum investment size of INR 20,000, Grip is democratizing investment options that have only been available to the largest funds and family offices. Finance and technology (FinTech) is what we do, but people are at the core of our mission. From client-facing roles to technology, and everywhere in between, you’ll work alongside a diverse team who loves to solve problems, think creatively, and fly the plane as we continue to build it.
Employer Reviews
“Work from home”
“Free work culture”
For more reviews, click here
https://www.glassdoor.co.in/Overview/Working-at-Grip-EI_IE4118155.11,15.htm">https://www.glassdoor.co.in/Overview/Working-at-Grip-EI_IE4118155.11,15.htm
What will you do every day?
- Writing clean and efficient codes for iOS applications
- Monitoring the performance of live apps and work on optimizing them at the code level
- Identifying and resolving bottlenecks, rectifying bugs and enhancing application performance
- Working with iOS Interface Builder, and creating UI screens and components through Storyboards as well as programmatically.
- Network programming fundamentals.
Your Superpowers
- 3+ years of professional iOS development and UI experience.
- Deep understanding of iOS 6+ SDK and Swift
- Experience with video streaming is a big plus.
- Comprehensive understanding of Apple’s design principles and interface guidelines.
- Understanding of REST and JSON, and experience with utilizing REST on mobile clients.
- Good understanding of Version Control principles, preferably using Git
- Experience using Web Services and Data parsing using JSON , XML, etc.
- Familiarity with the latest web technologies like REST API, MQTT, and other server-side principles.
- Excellent understanding of optimization and performance issues across iOS software layers.
- Experience shipping a few iOS apps.
- Strong collaboration, communication, and creative thinking skills
Location: Gurugram
Sector: Electric Vehicle Charging
Job Role: Mobile Application Developer( React Native)
Job Type: Full-Time
Experience: 4+ year
Department: Information and Technology
Why Statiq?
Statiq was born with the idea of making sustainable transportation a reality in developing countries. It is a new-age start-up, leading the EV movement in India, by setting up chargers across the country. Statiq was named as the top 3 most promising start-ups by NASSCOM in the year 2020, it was the same year we got selected for Y Combinator, a Silicon Valley based accelerator program.
About the Role:
You are a passionate Senior Consultant who will lead a team and own on-time technical delivery for the projects assigned, with high quality. You will design and implement new software, maintain and improve existing software ensuring that software functionality is implemented with a focus on code optimization and organization. You will be accountable to provide coaching and mentoring to Sr. Associates, Associates, and Junior Associates. You will be responsible to apply Agile methodology daily and follow Definition of Done (DoD) process for better quality by maintaining unit test , code coverage and integration test coverage.
Responsibilities:
- Collaborate with the UX/product team to understand the requirements.
- Conduct feasibility analysis and high level technical design for changes proposed to the application.
- Design and build highly scalable multi vendor applications.
- Integrate with third party SDK for analytics and other app features.
- Design database and develop appropriate backend services as needed for the mobile app.
- Debug, Analyse and Optimise the performance of the application.
7.Build and deploy to app stores (iOS and Android).
8.Work with mobile devices testing platforms to accelerate testing across different devices.
9.Write high quality code with unit tests and detailed documentation.
WHAT ARE WE LOOKING FOR?
- Overall Mobile development exp. of 4+ years
- React Native Experience of 3+ years
- Strong development and fundamental knowledge of React Native.
- Strong knowledge of object-oriented programming.
- Strong knowledge of React workflows (such as Redux).
- Strong knowledge of Android Application development.
- Strong knowledge of GIT.
- Strong knowledge of REST based APIs.
- Should be well verse with Mobile Application Architecture.
- Should have good understanding of Software Design and implementation.
- Good understanding of Agile Methodologies & tools like JIRA
WHAT'S IN IT FOR YOU?
- Work with the super enthusiastic & passionate team who are looking forward to building India’s largest EV infrastructure.
- Amazing exposure to start-up culture – Be ready to take up challenges!
- We believe in "Growth" , as we grow we will make sure you grow as well. We have learning policies as well , where for your learning we will be paying.
- Medical Insurance covering your whole family.
• Strong knowledge with MVC, MVP & MVVM.
• Experience with REST full APIs to connect Android applications to back-end services.
• Experience with offline storage, threading, and performance tuning.
• Knowledge of the open-source Android ecosystem and the libraries available for common tasks.
• Understanding of Google design principles and interface guidelines.
• Proficient understanding of code versioning tools, such as Git.
• Familiarity with CI/CD.
• Experience with performance and memory tuning with tools
• Familiarity with cloud message APIs and push notifications
• A knack for benchmarking and optimisation
• Knowledge in MediaPlayer, Video Streaming and Voice/Video calling will be an added advantage.
Skills:
Java
Kotlin
Google Maps
Locations
Jetpack components
"Material design /MVVM "









