Flutter Developer

Job Summary

We are seeking a highly skilled iOS / Android Developer with strong hands-on experience in Kotlin Multiplatform Mobile (KMM) and Compose Multiplatform (CMP) to join our mobile development team. The ideal candidate will be responsible for building and maintaining cross-platform mobile applications while ensuring high performance, scalability, and seamless user experience across iOS and Android platforms.

Key Responsibilities

• Design, develop, and maintain cross-platform mobile applications using Kotlin Multiplatform Mobile (KMM) and Compose Multiplatform (CMP).
• Build and manage shared business logic, networking, and domain layers across iOS and Android.
• Develop native components using Swift & iOS SDK and Android SDK as required.
• Integrate RESTful APIs, handle JSON parsing, and manage networking using Ktor.
• Ensure application performance, memory optimization, and effective debugging across both platforms.
• Collaborate closely with backend, Android, iOS, QA, and product teams to deliver high-quality solutions.
• Participate in code reviews, technical discussions, and architecture decisions.
• Manage app deployment processes, including App Store and Play Store submissions, certificates, signing, and provisioning profiles.

Required Skills & Qualifications

• 4+ years of professional experience in mobile application development.
• Strong hands-on experience with Swift & iOS SDK and Android SDK.
• Mandatory hands-on experience with Kotlin Multiplatform Mobile (KMM) and Compose Multiplatform (CMP).
• Solid understanding of mobile app architectures such as MVC and MVVM.
• Experience with REST APIs, JSON parsing, and Ktor for networking.
• Good knowledge of performance optimization, memory management, and debugging techniques.
• Familiarity with app publishing processes, certificates, code signing, and provisioning profiles.
• Ability to work independently and deliver within timelines.
• Strong communication and collaboration skills.

Preferred Candidate Profile

• Immediate joiner or candidates available on short notice.
• Experience working in agile or fast-paced product environments.
• Strong problem-solving and analytical mindset.

iOS Developer SE

Gurugram, Haryana, India– Engineering /Full-Time/ Work from Office

At OLX India, we work together to build a more sustainable world through trade.

We make it safe, smart, and convenient to buy and sell cars, find housing, get jobs, buy and sell household goods, and more.

We are looking for an iOS Engineer who is a talented super ninja programmer and is interested in being part of a platform that handles millions of requests per day. Continuous integration, auto-scaled rolling releases, event-driven microservice architectures are all part of the daily gig.

What You will be doing :

● You will work closely with other teams from the early stages of design all the way through identifying and resolving production issues.

● You will support a wide range of products focusing on automation, availability and performance and above all reliability as well as supporting other engineers and business intelligence leading up to, during and after each sprint.

● You will live true to our ambitions of building an industry leading platform which is relentlessly focused on innovation.

● Write architecturally sound and maintainable code following best programming practices.

● Work in a mentoring capacity within a peer-programming environment and provide guidance on tasks, irrespective of complexity or scale.

● Handle the entire software development life cycle, end to end.

● Unit-test code for robustness, including edge cases, usability and reliability.

● Working with our testing team to ensure 100% test coverage.

● Discovering and implementing the newest technologies.

Who we are looking for:

● 4-6 years experience of iOS development and Swift.

● Strong command on Swift, UIKit, CoreDataDeep knowledge of latest mobile architectures [MVC, MVVM, etc], design patterns, SOLIDA good understanding of RESTful applications

● Experience working in cross-functional teams (ability to coordinate with product, design, BE devs and QA)

● Have published at least one iOS App to the market

● You can talk all day about GCD, multi threading, process and memory optimisations

● The ability to create beautiful, elegant and pixel perfect user interfaces

● Understanding of Agile methodologies and SCRUM

● You understand git commands and have worked with Github, Gitlab or any git repository platform

● Ability to prioritise tasks and quickly adjust in a rapidly changing environment.

● Working with our testing team to ensure 100% test coverage [UTs, FTs, etc]iOS platform testing strategies (Unit Tests, Snapshot Tests, etc) is a plus

● Reactive programming (RxSwift) is a plusCI/CD (Bitrise, Gitlab, Fastlane) is a plus

● Experience working with BFF [backend-for-frontend] layer is a plus

What we'll give you:

An opportunity to shape a largely unorganised industry and help millions of car buyers and sellers transact with trust and efficiency. Passionate team and leadership colleagues who will share the dream and drive to deliver the most trusted, convenient and innovative car buying and selling experiences.

Opportunities to speed up your learning and development across your role relevant areas At OLX, we are committed to creating a diverse, inclusive, and authentic workplace. We strongly encourage people of all races, ethnicities, disabilities, ages, gender identities or expressions, sexual orientations, religions, backgrounds, and experiences to apply.

We embrace diversity and welcome applicants from all backgrounds. If you are as excited as us about this position and our company, we hope you join us!

"Our Success is fueled by diverse perspectives and talents"

What will you do? –

• Developing high quality native mobile experiences for our products – with a focus on UI/UX, simplifying complex use cases so that a non-expert can succeed
• Experience with Flutter.
• Knowledge of the latest mobile app development concepts, trends, software design patterns, usability, and HCI guidelines for mobile apps.
• Practical experience in consuming RESTful APIs

About the Job –

• 2+ years in mobile software development.
• Have two or more iOS/Android apps developed with Flutter. Either deployed on the AppStore/Google Play or available on GitHub.
• Design and build sophisticated and highly scalable apps using Flutter.
• Build custom packages in Flutter using the functionalities and APIs already available in native Android and IOS.
• Translate and build the designs and Wireframes into high quality responsive UI code.
• Explore feasible architectures for implementing new features.
• Resolve any problems existing in the system and suggest and add new features in the complete system.
• Suggest space and time efficient Data Structures.
• Follow the best practices while developing the app and keeping everything structured and well documented.
• Use CI/CD for smooth deployment.
• Document the project and code efficiently.
• Manage the code and project on Git to keep in sync with other team members and managers.
• Ensure security guidelines are always followed while developing the app.
• Consulting with our customer facing representatives about software system design and maintenance.
• Experience with third-party libraries and APIs.
• Understanding of the Agile development life cycle.
• Experience with automated testing and building.
• Experience with Git, Jenkins, or other version control tools.
• Familiarity using version control tools like Git, Subversion etc. and IDEs like Android Studio, VS Code etc.

What do you need? –

• Knowledge of the latest mobile app development concepts, trends, software design patterns, usability, and HCI guidelines for mobile apps.
• Strong communication skills and ability to work in a collaborative environment with remote teams.
• Should enjoy solving tough problems and working with new technologies
• You’ll be partnering with design, product and user research teams to build world class applications.
• You’ll be working in a highly collaborative work environment with high degree of ownership and continuous feedback.
• Have a product mindset, can work with cross-functional teams to identify requirements and convert them to tech specs and action plans
• Have great learning appetite and ready to experiment with new technologies

• Building and Designing advanced Android applications for the Android platform.
• Cross-functional team collaboration to design, define and ship new features.
• To use and work with outside APIs and data sources.

Qualifications

• 3+ years of experience specifically on MVVM architecture creating B2C applications.
• Should have developed at least 1 app from scratch.
• Good knowledge in Java
• Excellent debugging skills
• Good understanding of Kotlin, jetpack components, Android Studio, Android NDK, etc
• Experience and understanding of large and complex code bases and architectures
• Experience in API design, SDK architecture, and mobile software lifecycle development practices
• Strong UX/UI design exposure and experience in making apps work intuitively and with pixel perfect interfaces

The Must-Haves

• Should have developed at least 1 app from scratch.
• Good knowledge in Java
• Excellent debugging skills
• Good understanding of Kotlin, jetpack components, Android Studio, Android NDK, etc
• Experience and understanding of large and complex code bases and architectures
• Experience in API design, SDK architecture, and mobile software lifecycle development practices
• Strong UX/UI design exposure and experience in making apps work intuitively and with pixel perfect interfaces
• Strong CS fundamentals  (with competencies in algorithms and data structures)

We are looking for an iOS developer responsible for the development and maintenance of applications aimed at a range of iOS devices including mobile phones and tablet computers. Your primary focus will be development of iOS applications and their integration with back-end services. You will be working alongside other engineers and developers working on different layers of the infrastructure. Therefore, a commitment to collaborative problem solving, sophisticated design, and the creation of quality products is essential.

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 Objective-C or Swift  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
• Familiarity with cloud message APIs and push notifications
• Knack for benchmarking and optimization
• Proficient understanding of code versioning tools 
• Familiarity with continuous integration
•  

Requirements

• B.Tech/BCA/MCA degree in Computer Science, Engineering or a related subject.

• Experience with building scalable applications using Flutter on android or IOS. (we are happy to meet you even if you do not know flutter but are willing to learn)
• Strong knowledge of Architectural pattern like Bloc, Provider etc in Flutter. Knowledge of writing Plugins in Flutter is a good to have skill
• Ability to think about scalability and reusability while developing flutter widgets.
• Experience in working with Dart.
• Knowledge of unit & integration testing, agile development process, jira & API integration will be extremely useful
• Strong UI building skills and the ability to handle updates in UI with high frequency data changes.
• Experience with version control systems (bitbucket, git etc.)
• Strong knowledge of algorithms and data structures
• Should have demonstrated experience working on application development projects and test-driven development. Experience in writing high quality code
• Strong state management knowledge
• Experience in Fintech domain will be another added advantage

1. Experienced iOS Developer with full-time work experience in developing iOS apps for iPhone, iPad, iPod.
2. Should be proficient in Swift and Objective C and use Xcode, Cocoa libraries, and other third-party libraries to develop apps.