Flutter Developer

The Role:

We are looking for a Software Development Engineer (iOS) to join our Core Payments team at Razorpay. In this role, you will be responsible for developing and scaling our iOS SDK, the critical integration point used by thousands of merchants to process payments across multiple geographies.

You will work closely with product and backend engineering teams to design high-performance features, ensuring the SDK remains secure, lightweight, and developer-friendly. This role offers the opportunity to solve complex engineering challenges involved in building financial infrastructure that operates at massive scale.

Responsibilities:

• SDK Development: Contribute to the development of our native iOS SDK, ensuring high availability and seamless payment experiences for a diverse merchant base.
• Engineering Excellence: Write clean, maintainable, and modular code. Architect solutions that are resilient across different host app environments.
• Automation: Design and implement robust automation for tests, builds, and performance profiling. If a task is repetitive, you are expected to automate it.
• Instrumentation: Build deep telemetry within the SDK to provide real-time insights into success rates and latency, enabling data-driven product decisions.
• Security: Implement industry-standard security protocols, including SSL pinning and runtime integrity checks, to protect sensitive transaction data.

Mandatory Qualifications:

• 2+ years of experience in native iOS development using Swift.
• Systems Design: Solid understanding of OOPS principles and architectural patterns (e.g., MVVM, VIPER, or Clean Architecture).
• Cross-Platform Knowledge: Practical experience with bridge-based frameworks such as Flutter, React Native, or Cordova.
• Technical Depth: Strong proficiency in GCD, Swift Concurrency, and UIKit/SwiftUI lifecycles.
• Debugging: Proficiency in using Xcode Instruments for memory management, CPU profiling, and network debugging.

Good to Have:

• Android Stack Experience: Familiarity with Kotlin or Java is highly preferred to help maintain feature parity and align API design across platforms.
• Deployment & Tooling: Knowledge of CocoaPods, Swift Package Manager (SPM), or Fastlane for automated distribution.
• Open Source: Active contributions to GitHub or a portfolio of apps published on the App Store.

Job Description – Flutter Developer (3–8Years)

Location: Gurgaon

Industry: Insurance / Fintech

Employment Type: Full-Time, Permanent

Position Overview

We are looking for an experienced Flutter Developer (3–10 years) to join our engineering team. The ideal candidate will be responsible for building high-quality, scalable mobile applications using Flutter for both Android and iOS. You will collaborate closely with designers, product managers, and engineers to deliver end-to-end mobile solutions, lead junior developers, and contribute to architectural and process improvements.

What You Will Be Doing

✔ Develop high-quality, scalable mobile applications using Flutter & Dart

✔ Translate UI/UX designs and wireframes into fully functional apps

✔ Write clean, testable, and maintainable code

✔ Work closely with designers, PMs, QAs, and other developers

✔ Implement new features, fix bugs, and optimize app performance

✔ Handle app flows involving offline storage, threading, localization, etc.

✔ Integrate third-party services: REST APIs, Firebase, Location, Notifications, Video recording, Payment gateways

✔ Participate in project estimation, architecture discussions, and release planning

✔ Contribute to the full mobile development lifecycle—from concept to deployment

✔ Prepare documentation for architecture, reusable components, and processes

✔ Lead and mentor junior Flutter developers

✔ Stay updated with latest Flutter, mobile development, and Web technologies

✔ Contribute to Flutter Web modules when required

Required Skills & Experience

Technical Skills

Must Have

• 3–10 years total experience, with 2+ years in Flutter & Dart
• Strong understanding of mobile app development (Android & iOS)
• Ability to design & build apps from scratch
• Experience with:
• Firebase services (Auth, Firestore, Storage, Messaging)
• Location services
• Push notifications
• Video recording modules
• REST API integration
• 3rd-party SDK integrations
• Expertise in:
• Building UI-rich, high-performance mobile apps
• Offline storage, performance tuning, and low battery usage optimization
• Experience using Git/GitHub
• Published at least 1+ app on PlayStore or App Store
• Understanding of Flutter Web
• Basic knowledge of payment gateway integration
• Knowledge of GraphQL is a plus
• Experience with native Android/iOS development is a big advantage

Candidates from Product Based companies preferred with IC roles

Candidates who have worked in 0-10 journey and passionate to that again

Ready to work in high growth enviornment

Job Requirements :

- 3+ years on Flutter, Overall 7 years plus

- Hands on and individual contribution on Syntax, Logic and Debugging

- Take ownership of the entire fintech application having 1M + users

- Recruit , train and manage Senior Developers (our most junior developers are 3+ years)

- Worked on latest android versions

- Hands on on Firebase, notifications, Google Maps, Sessions Management , Socket integration

- Good at Core Java and create own libraries

- Work Exp in Lead role in past companies

Experience with Flutter is a plus

Job Title: IOS Engineer (Remote)

Remote Working | Engineering Team | Full-time

The Impact you will create on the Job:

Developing SDKs on IOS with support for cross-platform technologies like ReactNative, Flutter along with hybrid development over platforms like Cordova.

Apply data structures and algorithms to optimize the code for a lower memory, battery, and processing footprint - all with the goal to build plug-and-play SDKs that don’t expect the app developers to write any supporting code in the app.

You will be liaising with the cross-functional teams to get an in-depth understanding of the functional requirements and propose scalable solutions.

As an individual contributor, you will tackle some of our broadest technical challenges that requires deep technical knowledge, hands-on software development and seamless collaboration with all functions.

You will envision and develop features that are highly reliable and fault tolerant to deliver a superior customer experience.

You will get an opportunity to work with some of the best talent while learning from various highly-functional teams in the company.

You will collaborate with your team and set an example by delivering high quality and innovative engineering solutions for complex use cases.

Plan and execute the roadmap with the engineering team to build and deliver next-generation systems.

What we look for?

Bachelor’s/Master’s degree in Computer Science/IT from premier institute.

2-4 years of industry experience in iOS development, with at least one live app on App Store.

Good knowledge of Objective-C, Swift 5, data structures and algorithms.

Fair understanding of Native Frameworks, specifically concurrency handling, data persistence (User Defaults, Keychain, Core Data), and background tasks.

Good understanding of iOS Frameworks related to UI and network.

Fair understanding of Apple’s concurrency handling, Core Data, and NS Operation classes.

Familiarity with developing UI with both XIB/Storyboard and code.

Good understanding of SDK integrations, debugging, and troubleshooting.

Interested in exploring mobile app development ecosystems like React Native, Cordova and Flutter.

Comfortable with tackling ambiguous problems and unblocking yourself.

Fair understanding of Push Notification ecosystem.

• Designing, developing, testing, and deploying mobile applications using the Flutter framework and Dart language.
• Developing user interface components and ensuring cross-platform functionality on both Android and iOS.
• Communicating and collaborating with cross-functional teams to define, design, and ship new features.
• Maintaining and improving code quality, organization, and automatization.
• Staying updated with the latest Flutter and Dart developments and best practices.

• 6+ years of experience in Software Development and writing Unit tests for Mobile Apps
• Excellent designing, debugging and programming skills in an Object oriented programming language like C#, Java, javascript, Swift, Dart etc.
• Experience with Native Mobile development (Android or IOS) and Cross-Platform mobile development (preferably Flutter)
• Solid understanding of SOLID principles
• Strong knowledge of writing code for testability, modularity and extensibility
• Knowledge of test methodologies and corresponding unit test framework tools like JUnit etc.
• Excellent communication and organizational skills.
  
  

• Experience working with BloC Pattern and Dependency Injection
• Knowledge of Eventing based programming patterns. 
• Exposure to integrating Performance, Analytics, Attribution tools
• Experience of using Flavors in application development
• Knowledge of Multi-module development in Flutter (ex- via Melos)

• Work with the product team and drive design, development and delivery of new features.
• Investigate and fix issues referred to by the support team. Write code to automate tests to automate regressions.
• Work on improving stability, debuggability, testability of existing functionalities/modules/components
• Integrate REST and GraphQL APIs and consume in app.
• Serve as a technical lead for the team
• Mentor team members

Are you a driven React Native Full Stack Mobile Developer looking for your next challenge?

We area a growing global technology partner is looking for a skilled React Native Full Stack Mobile Developer to join their Technology and Development team.

If you're eager to showcase your expertise and collaborate with a talented group of engineers, this role is perfect for you!

We stand at the forefront of technology innovation, catering cutting-edge solutions to clients spanning diverse sectors. With a strategic emphasis on finance, banking, and corporate verticals, they're known for their excellence in delivery. We are seeking a senior developer to join their global projects team.

About the position.

The Senior React Native Full Stack Mobile Developer candidate will have a strong background in building mobile applications and will be proficient in front-end (React Native) and back-end development.

In addition to technical expertise, the candidate should have experience in testing, browser testing, and thorough documentation practices.

As a senior member of the mobile development team, you will play a critical role in designing, developing, and maintaining mobile applications that provide exceptional user experiences.

Key Responsibilities:

• Mobile Application Development: Design, develop, and maintain mobile applications using React Native for iOS and Android platforms.
• Full Stack Development: Work on both the front-end and back-end components of mobile applications, including server-side development using Azure (or other Cloud Platforms) and MongoDB (or other relevant experience)
• Testing and Quality Assurance: Develop and execute comprehensive test plans, including unit testing, integration testing, and browser testing, to ensure the reliability and functionality of mobile applications.
• Cross-Browser Compatibility: Conduct cross-browser testing to ensure consistent functionality and appearance of web-based components.
• Documentation: Create and maintain detailed technical documentation, including code comments, API documentation, and development guides.
• Code Review and Collaboration: Collaborate with team members to conduct code reviews, provide constructive feedback, and ensure code quality and consistency.
• Performance Optimization: Identify and address performance bottlenecks in mobile applications and back-end services to optimize speed and responsiveness.
• Security and Data Protection: Implement security measures and best practices to protect user data and maintain compliance with data protection regulations.
• Scalability and Maintenance: Design systems and architectures that are scalable and maintainable as applications grow and evolve.
• Stakeholder Communication: Collaborate with cross-functional teams and effectively communicate technical concepts to non-technical stakeholders.

Qualifications:

• Bachelor's or Master's degree in Computer Science, Software Engineering, or a related field.
• Proven 3+ years experience as a Mobile Developer with expertise in React Native for mobile application development both with iOS and Android platforms.
• Full stack development experience, including back-end development using Azure and MongoDB.
• Proficiency in front-end technologies, including HTML, CSS, and JavaScript.
• Strong testing skills, including unit testing, integration testing, and browser testing.
• Extensive experience in mobile application design and development.
• Solid understanding of cross-browser compatibility and responsive design principles.
• Thorough documentation practices and ability to create technical documentation.
• Excellent problem-solving and analytical skills.
• Strong communication and collaboration skills to work effectively in a distributed team-oriented environment.
• Commitment to security and data protection best practices.

We offer an exciting and professional environment with excellent career and growth opportunities. They provide their team members with a professional work environment with regular team outings. Their office is located in the heart of Salt Lake Sector V, Kolkata offering a terrific workspace that's both accessible and inspiring. Joining the team means becoming part of this vibrant and dynamic team where your skills will be valued, your creativity will be nurtured, and your contributions will make a difference. In this role, you can work alongside some of the brightest minds in the industry.

Onsite Office Location: Kolkata, India (Salt Lake, Sector V)

We are seeking a highly skilled and experienced Senior Flutter Consultant to join our team. As a Senior Flutter Consultant, you will play a critical role in developing innovative and user-friendly mobile applications for our clients. You will collaborate with cross-functional teams, including designers, developers, and project managers, to deliver high-quality solutions that meet our clients' business objectives.

Responsibilities:

1. Develop and maintain Flutter applications for iOS and Android platforms.
2. Collaborate with designers and developers to translate wireframes and UI designs into fully functional mobile applications.
3. Provide technical expertise and guidance to the development team regarding best practices for Flutter application development.
4. Write clean, efficient, and maintainable code that adheres to industry standards and project requirements.
5. Conduct code reviews and provide constructive feedback to ensure code quality and performance optimization.
6. Troubleshoot and debug issues, identify bottlenecks, and propose effective solutions to technical challenges.
7. Stay updated with the latest trends and advancements in the Flutter framework and mobile app development.
8. Mentor and coach junior developers, sharing knowledge and promoting a culture of continuous learning and improvement.
9. Collaborate with project managers and clients to understand their requirements, provide technical insights, and deliver solutions within the agreed timelines.
10. Participate in Agile/Scrum development processes, including sprint planning, backlog grooming, and daily stand-ups.

Requirements:

1. Bachelor's degree in Computer Science, Engineering, or a related field.
2. Minimum 3 years of professional experience in mobile application development, with at least 2 years of hands-on experience with Flutter.
3. Strong proficiency in Dart programming language and Flutter framework.
4. Extensive experience in building and deploying mobile applications on both iOS and Android platforms.
5. Solid understanding of software development principles, including object-oriented programming, design patterns, and architectural best practices.
6. Experience with RESTful APIs, third-party integrations, and asynchronous programming.
7. Knowledge of version control systems (e.g., Git) and experience with collaborative development workflows (e.g., GitFlow).
8. Familiarity with mobile app testing frameworks and tools, such as Flutter testing framework, XCTest, and Espresso.
9. Excellent problem-solving and debugging skills, with the ability to analyze complex issues and propose effective solutions.
10. Strong communication and interpersonal skills, with the ability to effectively collaborate with cross-functional teams and clients.
11. Experience working in an Agile/Scrum development environment.
12. Proven ability to meet deadlines and deliver high-quality work in a fast-paced, dynamic environment.

Preferred Qualifications:

1. Experience with hybrid app development frameworks (e.g., React Native) is a plus.
2. Knowledge of backend technologies, such as Node.js or Firebase, for building APIs and integrating with databases.
3. Contributions to open-source projects or personal Flutter app projects.
4. Certifications related to mobile app development or Flutter.

Join our team and contribute to the development of cutting-edge mobile applications using Flutter. As a Senior Flutter Consultant, you will have the opportunity to work on diverse projects, leverage your expertise, and make a significant impact on our clients' businesses.

We are looking out for a Flutter Developer who will be running and designing product application features across various cross-platform devices. Someone who is passionate about code writing, solving technical errors, and taking up full ownership of app development. Role & Responsibilities

● An in-depth understanding of front-end languages like Flutter is a must, HTML, CSS3, JavaScript, and NodeJS.

● Experience in the development of Web App and code should be compatible with Android/iOS applications and have deployed them on Google Play/App Store.

● In-depth understanding of databases like PostgreSQL

● You will be writing readable and clear code using Dart that will be extensively documented for future use and upgrades.

● Familiarity using version control tools like Git, Subversion, etc., and IDEs like Android Studio, VS Code, etc.

● Knowledge of Dart programming language, Rest APIs, and integration of various APIs from third parties.

● Understand basic concepts of design for developing user-friendly applications.

Work Experience:

Experience of 2-3 years on Flutter technology is a must.

Location:

Thane, Mumbai (For candidates from outside Mumbai, the company will provide shared accommodation) Joining: 0-1 month

Remuneration:

Attractive salary + ESOPs