Senior Mobile App Developer (Android & iOS)

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.

A Delhi NCR-based Applied AI & Consumer Tech company tackling one of the largest unsolved consumer internet problems of our time. 

We are a motley crew of smart, passionate and nice people who believe you can build a high-performing company with a culture of respect aka a sports team with a heart aka a caring meritocracy.

Position Overview:

As an Android Developer, you will have the exciting opportunity to work on developing, testing, and maintaining Android applications that deliver exceptional user experiences. Collaborating closely with cross-functional teams, you will play a key role in transforming ideas into functional and user-friendly applications that meet the needs of our customers.

Key Responsibilities:

● Participate in the entire application development lifecycle, from concept and design to testing and deployment.

● Write clean, efficient, and maintainable code following coding standards and best practices.

● Continuously research and stay up-to-date with the latest Android development trends, tools, and technologies.

● Assist in maintaining code repositories and version control using tools like Git.

● Collaborate with UI/UX designers to ensure seamless integration of design elements and optimal user experience.

Qualifications:

●     Bachelor's degree in Computer Science, Engineering, or a related field (or equivalent practical experience).

●     Strong passion for mobile app development and a genuine interest in the Android platform.

●     Solid understanding of Java and/or Kotlin programming languages.

●     Basic knowledge of Android application architecture and components (Activities, Fragments, Services, etc.).

●     Familiarity with development tools and frameworks such as Android Studio and Gradle.

●     Adept problem-solving skills and the ability to think critically.

●     Strong communication skills, both verbal and written.

●     Prior experience with personal or academic Android projects is a plus.

●     Knowledge of UI/UX principles and design patterns is a bonus.

An online discovery platform for premium products and services.

Position: Android Engineer

What shall be expected of you:

Collaborate with cross-functional teams to define, design, and ship new features.

Work with outside data sources and API's.

Work on bug fixing and improving application performance.

Continuously discover, evaluate, and implement new technologies.

Working knowledge of the general mobile landscape, architectures, trends, and emerging technologies

You must have:

1-3 years of prior hands-on experience in building high-performance android applications.

Exceptional development skills in Kotlin and Java.

Published at least two original Android apps on the

Prior experience in building consumer applications.

Would be awesome if you are also good at:

Firebase (Events, notifications, storage)

Integration of attribution tools (Singular/ Appsflyer/ branch)

Integration of customer engagement platforms (Clevertap/ WebEngage/ MoEngage Android Engineer.

An online discovery platform for premium products and services.

• Opportunity to work on highly challenging international projects.
• Opportunity to travel & work with International clients.
• Flexible and friendly work environment
• Great organisational culture, focus on employee's well-being.
• Work-life balance.
• Be part of the best place to work for certified company

We are looking for a React Native developer who can build a performant mobile app on both the iOS and Android platforms. We’re looking to take our dashclicks.com web app and turn portions of it into an amazing mobile app.

You will be responsible for architecting and building this app, 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:

• Transition existing React web apps to React Native.
• Build pixel-perfect UIs across both mobile platforms (iOS and Android).
• Design and develop highly complex application components, and integrate software packages, programs and                reusable objects 
• Leverage native APIs for deep integrations with both platforms.
• Diagnose and fix bugs and performance bottlenecks for performance that feels native.
• Maintain code and write automated tests to ensure the product is of the highest quality.
• Make use of additional JavaScript libraries such as Redux to make asynchronous API calls as well as improve the           performance of the apps
• Perform real-time monitoring and fixing crashes.
• Plan the data and presentation layer of the applications’ front-end Implement pixel-perfect UI's that match designs.    
•  Implement clean, modern, smooth animations and transitions that provide an excellent user experience.
• Write unit and integration tests. Work with native modules when required.

Skills:

• 3+ years of experience in React Native (iOS and Android).
• Have a deep knowledge of Redux architecture
• Must have worked with Firebase Database and Firm grasp of the JavaScript language and its nuances, including ES6+ syntax
• Strong understanding of back-end and front-end technologies such as NodeJS, React.JS, Web Socket, Pub-Sub, TypeScript, HTML5, CSS and CSS-In-JS.
• Knowledge of object-oriented programming
• Ability to write well-documented, clean JavaScript code
• React assumptions concepts like Virtual DOM, JSX, Component State and component lifecycle 
• 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
• Knowledge of monitoring tools like crash reporting and analytics
• Knowledge of functional or object-oriented programming
• Experience with automated testing suites, like (Jest or Mocha)
• Understanding of mobile UI frameworks like Native Base, UI Kitten, Material Kit etc.
• Experience implementing authorization and authentication workflows using JWT, OAuth2 etc.

Things that make us the World’s leading white-label marketing software development company:

• We do not outsource any of our fulfillment services.
• We offer a fully white-labeled dashboard allowing our users’ clients to log in and see their accounts’ progress.
• We offer educational and prospecting tools to help businesses generate growth and revenue.

What do we bring to the table?

• Competitive base pay and benefits package with exciting growth plans.
• A chance to work with professionals across various areas of expertise on a product loved by 30,000+ marketing agencies worldwide.
• 9 hours a day & 5 days a week working structure.
• A chance to learn & grow in a fast-paced environment, driving transformational growth for our brand.
• Fully remote work offers you the chance to balance your professional and personal life.

Come join us on this journey, we're looking forward to talents like you.

• Leads a project end-to-end and collaborates across functions. Drives planning, estimation and execution.
• Understands requirements well and comes up with efficient design
• Develops complex, well backed and bug-free products. Estimates accurately.
• Takes well-reasoned tech decisions keeping in mind goals and trade-offs
• Becomes a go-to person in more than one area. Provide technical mentoring to team
• Communicates clearly, gets clarifications and establishes expectations for all parties
• Helps establish SDLC best practices and high standards of code quality
• Demonstrates excellent problem solving & debugging skills
• Proactively identifies and resolves issues in requirements, design and code
• Perform peer code reviews and help us all get better.

Software engineering - Bengaluru and remote

Building products at BiCSoM is about turning dreams and ideas into lovable technology and design solutions. As a mindful member of the BiCSoM team you will create rule-breaking mobile applications on Android and iOS using Flutter and Dart, BLOC pattern, Redux, Kotlin and SWIFT. Large number of people across the globe use our products everyday, we take pride in wearing ‘Made with love in India’ on our sleeves.

What are we looking for?

1. We expect you to have your domain knowledge of Flutter, Dart, Room or Realm DB, BLOC pattern based development, Redux and RX Dart
2. There are few skills which you need to have from get-go:
1. You are a problem solver, polite and someone who values team members and customers
2. You respect time and understand, lost time never  comes back
3. You have the ability to explain your algorithms and solutions and understand how to ask questions with respect to mobile app development and web development scenarios
4. You are a smart and energetic talent from engineering and computer science background 
5. Based on the situations you can contribute individually or work with team and make work productive and fun
6. In terms of day to day work, for 2 years you should have done the following:
1. At least 2 to 3 live projects in Flutter or Native Android or iOS
2. Thorough understanding of Dart programming for mobile application development
3. Writing frontend code with SOLID principle
4. Unit testing of your code with Travis CLI
5. Collaborative development with BitBucket or GIT and handling of code merge conflicts
6. Documenting frontend code 
7. Knowledge of Android native and iOS native is a plus
8. Proficient in Linux,  and understanding of Ubuntu OS
9. Knowledge on Firebase or Firestore is a plus

1. Work location: Bengaluru city and Remote
2. Working days - 6 days a week

BiCSoM Technologies Private Limited is committed to breakthrough innovation and success for its team members. From our mindful culture of compassion and wisdom to passionate customer success philosophy, this is one awesome place to work! So come and experience what it takes to build digital products which are loved by millions of users across the globe. You will find speed, agility, fun and supportive culture where we are responsible for each other’s success. 

1. BiCSoM is a registered startup under the Startup India initiative of Government of India and a DIPP registered MSME
2. BiCSoM was recognized as one of the top AR/VR startups in India in 2018 in DCB Bank innovation carnival