
• Strong working experience in IOS application development is a must. First-hand experience of native mobile apps using Swift must.
• Experience with Swift, Swift UI, Unit test.
• Strong system design and architecture skills - specifically for IOS. Curiosity to tinker around, explore new paradigms and strongest for continuous improvement. Strong problem-solving skills.
• Understanding of network connections, Rest API's and scheduling. Strong knowledge about security standards (e.g. HTTPS) and privacy standards.
• Idea/experience of the unit and instrumentation testing in IOS. Optimizing app performance and memory consumption.
• Excellent code data knowledge, socket programming & debugging skills.
• Debugging apps using simulators and related tooling.
• Design and build advanced applications for the iOS platform, Swift and Objective - C.
• Integrate and consume web services (JSON, XML, etc.)
• Familiar with Version control system such as GIT.

About Antino Labs Private Limited
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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.
Senior Mobile App Developer (Android & iOS)
Location: Brookefield, Bangalore — Onsite
Engagement: Full-Time
Experience: 3+ Years
Job Description
We are seeking a highly skilled Senior Mobile App Developer/Consultant with strong hands-on experience in building, deploying, and maintaining mobile applications for both Android and iOS, with React Native as the primary development framework.
The ideal candidate must be proficient with React Native, Android Studio, Xcode, and the end-to-end iOS App Store deployment process. This is an onsite, full-time role suitable for professionals who can take ownership and deliver high-quality product-based mobile applications. Experience in product companies or the banking/fintech domain is a strong advantage.
Primary Tech Stack (Mandatory)
React Native (Primary Framework)
Android Studio (Java/Kotlin)
Xcode (Swift/Objective-C)
RESTful APIs & Integration Patterns
App Store & Play Store Deployment Processes
Key Responsibilities
Design, develop, and maintain mobile applications using React Native for both Android and iOS.
Work with native modules when required using Swift/Objective-C and Java/Kotlin.
Build and release iOS apps to the Apple App Store, including managing certificates and provisioning profiles.
Debug, troubleshoot, and enhance mobile applications.
Optimize app performance, stability, and responsiveness.
Collaborate with product, backend, and QA teams for smooth development workflows.
Apply best practices in UI/UX, security, and mobile architecture.
Prepare documentation and provide technical guidance as needed.
Required Skills & Qualifications
3+ years of hands-on mobile development experience.
Mandatory: Strong proficiency in React Native.
Hands-on experience with Android Studio and Xcode.
Expertise in Swift, Objective-C, Kotlin, or Java.
Proven experience in building and publishing iOS apps to the App Store.
Strong understanding of RESTful API integrations.
Good knowledge of mobile UI/UX principles.
Strong debugging and problem-solving abilities.
Ability to work independently and deliver within timelines.
Nice to Have
Experience with Flutter or native-only app development.
Product-based company experience.
Exposure to Banking / FinTech systems.
Understanding of App Store Optimization (ASO).
Work Details
Location: Brookefield, Bangalore (Onsite)
Working Days: Monday to Saturday (Alternate Saturdays Off)
Timings: 9:00 AM – 6:00 PM
Why Blaze?
Blaze Web Services Pvt Ltd is a technology partner and vendor for notable international eCommerce businesses. We are expanding our development teams with "Star" Developers who can improve existing mobile apps with better performance and techniques.
Job Roles and Responsibility:
1. Develop and build mobile apps for iOS & Android devices using React Native Framework.
2. Integrate Web API into the mobile app code base.
3. Manage 3rd Party API Integrations in the code base.
4. Develop clean, secure, extensible, reusable, and maintainable code meeting existing architectural objectives.
5. Enhance the app performance with quick responsive functionalities.
6. Integrate UI view codes into the app code base.
7. Collaborate with the team to Design > Develop & Launch new versions
Skills required:
1. Sound development knowledge in React Native
2. Good understanding of the e-Commerce concept
3. Knowledge of REST/JSON APIs & PUSH Notifications
4. Ability to create APK / xCode Builds
5. Good hands-on experience in GIT
Experience: 3+ Years
Mention your app's app store and play store link in your resume while you apply.
Job Location: Madurai - Tamil Nadu.
We are hiring for React Native profile.
Below is the JD:
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 language and its nuances.
Knowledge of functional 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.
Understanding of REST APIs, the document request model, and offline storage
Knowledge of uploading applications on the respective stores
If you are comfortable, kindly share your updated resume.
e are looking for a strong mobile app developer who welcomes both engineering and maintenance tasks. The primary focus will be to implement new user interfaces and features together with automated unit and integration tests.
You will be working with our candid and collaborative team, where your knowledge and advice about application architecture and the newest mobile technologies will be highly appreciated. The code you write will need to be cleanly organized and of the highest quality. You’ll also help ensure solid application performance and an excellent user experience.
Skills and Qualifications
Deep Knowledge in Flutter with 2+ years of active development.
Extensive knowledge about mobile app development. This includes the whole process, from the first line of code to publishing in the store(s)
Familiarity with RESTful APIs and mobile libraries for networking
Familiarity with the JSON format
Experience with profiling and debugging mobile applications.
Familiarity with Git, Firebase and push notifications systems
Duties and Responsibilities
Developing new features and user interfaces from wireframe models
Ensuring the best performance and user experience of the application
Fixing bugs and performance problems
Writing clean, readable, and testable code
Cooperating with back-end developers, designers, and the rest of the team to deliver well-architected and high-quality solutions.
Knowledge on native android and ios development would be an added advantage.
- Proven software development experience and iOS skills development
- Proven working experience in iOS app development and
- Have published at least one original iOS app
- Experience with iOS SDK
- Experience working with remote data via REST and JSON
- Experience with third-party libraries and APIs
- Working knowledge of the general mobile landscape, architectures, trends, and emerging technologies
- Experienced in SWIFT Language
Job Responsibilities
- Design and build advanced applications for the iOS platform
- Collaborate with cross-functional teams to define, design, and ship new features
- Work with outside data sources and APIs
- Unit-test code for robustness, including edge cases, usability, and general reliability
- Work on bug fixing and improving application performance
- Continuously discover, evaluate, and implement new technologies to maximize development efficiency
Responsibilities
- Design and build applications for the iOS platform
- Ensure the performance, quality, and responsiveness of applications
- Collaborate with a team to define, design, and ship new features
- Identify and correct bottlenecks and fix bugs
- Help maintain code quality, organization, and automatization
Skills: –
- Proficient with Swift {depending on project requirements}, and Cocoa Touch
- Experience with iOS frameworks such as Core Data, Core Animation, etc.
- Experience with offline storage, threading, and performance tuning
- Familiarity with RESTful APIs to connect iOS applications to back-end services
- Knowledge of other web technologies and UI/UX standards
- Understanding of Apple’s design principles and interface guidelines
- Knowledge of low-level C-based libraries is preferred
- Experience with performance and memory tuning with tools {such as Instruments and Shark, depending on project needs}
- Familiarity with cloud message APIs and push notifications
- The knack for benchmarking and optimization
- Proficient understanding of code versioning tools {such as Git, Mercurial or SVN}
- Familiarity with continuous integration
Qualification: –
Education Qualification: B. TECH / BCA / M. TECH / MCA.
Responsible to create and manage iOS Application for both iPhone and iPad using APIs, Third Party SDKs
Required – Swift (MVVM), Objective-C
- Expert in iPhone SDK, SQLite Database.
- Proficient with Swift (mandatory) & Objective C.
- Experience with iOS frameworks such as Core Data, Core Animation, etc.
- Experience with offline storage, threading, and performance tuning.
- Familiarity with RESTful APIs to connect iOS applications to back-end services.
- Understanding of Apple's design principles and interface guidelines
- Knowledge of low-level C-based libraries is preferred.
- Understanding of Apple's design principles and interface guidelines.
- Experience with performance and memory tuning with tools.
- Familiarity with cloud message APIs and push notifications.
- Should have knowledge about API related to Facebook, Twitter, LinkedIn, Google +, Vimeo, YouTube, etc.
- Understanding of Apple's design principles and interface guidelines








