Xamarin Developer

About the Role

We’re looking for a smart, detail-oriented Flutter Developer who loves building high-quality mobile experiences. You’ll be working on our next-gen Fintech & Investment app, focusing on clean architecture, strong session management, and secure code implementation.

Responsibilities

• Build and maintain production-level Flutter applications for Android and iOS.
• Develop pixel-perfect UI with smooth animations, transitions, and responsive layouts.
• Implement secure session management, authentication, and token-based APIs.
• Work closely with the backend (Node.js) and API teams for smooth data integration.
• Optimize app performance and memory usage.
• Follow secure coding standards suitable for fintech products.
• Collaborate with design and product teams to improve UX and app flow.
• Integrate third-party SDKs and payment gateways (Razorpay, Cashfree, etc.).
• Use version control (Git) and agile workflows effectively.

Must-Have Skills

• 1–3 years of hands-on experience with Flutter & Dart.
• Strong knowledge of state management (preferably Riverpod or Bloc).
• Strong experience in UI/UX implementation — adaptive design, fluid animations, transitions.
• Experience in secure session handling and token-based authentication (JWT, OAuth).
• Understanding of clean architecture, modular coding, and reusable components.
• Strong grasp of RESTful APIs and integration with backend services.
• Good debugging and performance optimization skills.

Added Advantage

• Experience with Node.js or understanding of backend API management.
• Familiarity with payment gateway integration (e.g., Razorpay, Paytm, Stripe).
• Prior work experience on fintech, wallet, or investment apps.
• Knowledge of Firebase, push notifications, and analytics.
• Familiarity with CI/CD pipelines and app store deployment.

What We’re Looking For

• Someone who pays attention to details, not just features.
• A developer who writes secure, clean, and scalable code.
• A creator who understands both design and performance.
• Someone excited about building meaningful fintech products from the ground up.

Compensation

Competitive and based on experience + performance incentives.

About the firm:

Sustainability lies at the core of Stantech AI, our vision is to empower organisations to derive actionable insights: effectuating a smarter way of working. We operate on the premise that each firm is unique and as such requires its own idiosyncratic solutions. Putting this principle into practice, we deliver tailor made solutions to digitalise, optimise, and strategise fundamental processes underpinning the client organisations. For more information, please refer to our website: www.stantech.ai.

Position Overview

We are seeking a skilled React Native Mobile Developer with a minimum of 3 years of professional experience to join our dynamic team. The ideal candidate will have a strong design sense and proven expertise in developing scalable, high-performance mobile applications—especially in the enterprise domain (e.g., sales team apps, sales CRM, purchase modules, and similar solutions). You will work closely with our cross-functional teams to translate requirements into compelling features and ensure seamless user experiences.

Key Responsibilities:

· Design & Development: Build and maintain robust, efficient, and scalable mobile applications using React Native for both iOS and Android platforms.

· Collaboration: Work with cross-functional teams (Product, Design, QA, etc.) to identify user needs and incorporate feedback effectively.

· Code Quality: Write clean, maintainable, and well-documented code. Follow best coding practices and maintain compliance with organizational guidelines.

· Performance Optimization: Optimize app performance for speed and responsiveness; troubleshoot and debug to maintain smooth user experiences.

· Integration: Collaborate with backend teams to integrate RESTful APIs and other third-party services into mobile applications.

· Continuous Improvement: Stay updated with the latest industry trends and best practices in mobile development, ensuring the continuous improvement of apps.

Skills and Qualifications:

• Bachelor’s degree in Computer Science, Information Technology, or a related field.

• Proven experience as a React Native Developer with a strong portfolio of released applications on the App store or the Android market.

• Strong proficiency in JavaScript, including DOM manipulation and the JavaScript object model.

• Knowledge of mobile app development life cycle, and experience with performance and memory tuning tools.

• Strong understanding of handling various mobile device capabilities such as GPS, battery optimization, and data connectivity toggles (e.g., airplane mode).

• Familiarity with cloud message APIs and push notifications.

Financial Package:

• Rs. 10-20 Lakhs per annum, contingent on work experience.

Industry

Requirements:

• Minimum 3 years of experience in React Native.

• Integration of Rest APIs in react native.

• Firm grasp of the JavaScript and Typescript language and its nuances, including ES6+ syntax

• Knowledge of functional and object-oriented 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 and IntelliJ

• Proficient understanding of releasing and monitoring apps on IOS App store, Play store.

• Should be able to communicate to backend developers on API building and modifications needed.

• Testing and releasing builds Experience in application testing software’s Appium is preferable.

• Understanding of REST APIs, the document request model, and offline storage

• Experience with automated testing suites, like Jest or Mocha

• Experience with handling production mobile apps.

• Experience with performance testing and optimization.

Responsibilities:

You’ll

• We are looking for a React Native developer interested in building performant mobile apps on both the iOS and Android platforms.

• You will be responsible for architecting and building these applications, 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.

• 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.

• Transition existing React web apps to React Native.

Anju Siima Technologies Pvt Ltd. is a leading software company seeking creative and skilled developers to join our fast growing team. Our mission is to design and develop technology that improves the lives of its users, while providing an exceptionally high level of service to our clients.

We are looking for experienced developers who want to be part of a fast-paced, dynamic environment, where everyone’s opinions and efforts are valued. We hire outstanding professionals and give them the opportunity to thrive in a collaborative atmosphere that values learning, growth, and hard work.

Our team of 16+ professionals is working on Guntur and Hyderabad branch, Additionally, many of our team members who aren’t located near one of our offices, work remotely. We provide a highly competitive compensation and benefits package.

Job Description

We are looking for a Dart/Flutter Developer responsible for creating multi-platform apps for iOS and Android using Google’s Flutter development framework. The primary focus will be on creating new experiences and maintaining existing apps. Deep experience contributing to and managing high-scale production mobile apps. You must have previous experience in Flutter and Dart development.

Responsibilities

• Design & implement new app modules based on the product requirements using Flutter framework
• Maintain existing codebases
• Build reusable code and libraries for future use
• Integrate user-interfaces elements developed by other developers
• Build user interfaces designed by UI/UX designers
• Integration of data storage solutions
• Integrate various APIs from third parties
• Debug existing apps components, fix issues and avoid regressions
• Collaborate closely with the teams of UI/UX designers, PMs, QAs, and other developers
• Participate in software architecture, design discussions and code reviews
• Optimize application for maximum speed and scalability
• Follow the company guidelines and best practices

Skills And Qualifications

• You have a bachelor’s degree in computer science or related discipline
• Must have built at least two Android and/or iOS apps with Flutter 
• Proficient in Java/Kotlin programming
• Knowledge and experience in Flutter Framework and DART programming
• Hands on experience in using RESTful APIs
• Hands on experience in designing and developing micro-services architecture and containers
• Experience with third-party libraries and APIs
• Hands on experience in designing and developing micro-services architecture and containers
• Object oriented analysis, UML and design using common design patterns.
• Hands on experience in development IDE Android Studio, Android SDK, Firebase Test Lab.
• Experience with offline storage, threading, and performance tuning.
• Experience with Mobile design patterns e.g MVVM, GoF, Bloc, Provider & etc.
• Experience in writing secure mobile applications (OWASP Mobile Top 10)
• Familiarity with push notifications
• Familiarity with IOS integration with Flutter
• Experience using GitHub or similar environment
• Complete understanding of SDLC
• Experience with Agile development
• Experience with Material Design and Android UI design principles, patterns and best practices
• Good knowledge of adding third-party libraries
• Ability to understand business requirements and translate them into technical requirements
• Working knowledge of the general mobile landscape, architectures, trends, and emerging technologies
• A track record of delivering successful complex consumer product apps (finance apps, e-commerce apps)

Roles & Responsibilities

• Capability to develop highly responsive applications and websites.
• Capability to find and fix bugs.
• Enhance the performance of an application close to a native one by removing the constriction.
• Capability to maintain code that is easy to understand.
• Write tests for automation so that the app can be tested easily.
• Capability to take advantage of native APIs for deep integration of all platforms.
• Capability to completely transcend a React Web App into a React Native one.

Skills

• Knowledge of Object-Oriented Programming.
• Complete familiarity with Javascript and capability to write script that is optimised and works perfectly.
• Capability to write Well-documented code with Javascript that is easily readable.
• Having the knowledge of third-party dependencies and debugging dependency conflicts that might occur.
• Understanding of native build tools like Xcode, Gradle etc.
• Experience in testing with tools like Jest, Detox, Cypress etc.
• Knowledge about Offline Storage, REST APIs, and document request model.