Fullstack Developer

Job Description – Flutter Developer (5–10 Years)

Department: Engineering – Software & QA

Industry: Insurance / Fintech

Employment Type: Full-Time, Permanent

Position Overview

We are looking for an experienced Flutter Developer (5–10 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

• 5–10 years total experience, with 4+ 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

AI Tools Experience (Preferred)

• Using AI coding assistants: GitHub Copilot, Cursor AI, Tabnine
• Working with OpenAI / Claude APIs
• Using AI for debugging, optimization, and productivity
• Basic understanding of prompt engineering

Bonus Skills (Good to Have)

• Cloud platforms: AWS / Azure / Google Cloud
• Docker containers
• CI/CD pipelines: GitHub Actions, Jenkins
• Message queues: Kafka / RabbitMQ
• Caching systems: Redis / Memcached
• Frontend experience in Flutter Web
• Experience with distributed systems

ROLES & RESPONSIBILITIES 

• Design and build advanced applications for the Android 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
• Ensure lightweight and highly responsive app
• Extending the features as per requirement
• Write expressive code that is clear enough to compensate for simple documentation
• Continuously discover, evaluate, and implement new technologies to maximize development efficiency

REQUIREMENTS

• BS/MS degree in Computer Science, Engineering or a related subject
• Proven software development experience and Android skills development
• Proven working experience in Android app development and
• Have published at least one original Android app
• Experience with Android SDK, design principles, patterns, c,c++ and best practices
• 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
• Experience in using git preferably with github or bitbucket
• Familiarity with Google Maps API, push notifications, firebase, Dart,SMS gateways and Payment gateways
• Solid understanding of the full mobile development life cycle.

Experience: 4+ years

JOB TYPE: Full-time

JOB LOCATION: Lower Parel, Mumbai

Responsibilities:

• Design and develop user-friendly, robust, and scalable Flutter/Android/iOS applications.
• Collaborate with product managers, designers, and backend developers to understand requirements and translate them into functional applications.
• Implement clean and efficient code following best practices, coding standards, and design patterns specific to mobile development.
• Ensure high performance, responsiveness, and stability of the applications by conducting thorough testing and debugging.
• Integrate RESTful APIs to fetch and send data from/to the backend servers.
• Work with SQLite or other database technologies to implement data persistence in mobile applications.
• Implement effective UI/UX designs following Material Design guidelines to ensure a smooth and intuitive user experience.
• Collaborate with the team to identify and implement solutions to improve application performance, maintainability, and user engagement.
• Stay up-to-date with the latest trends, technologies, and best practices in mobile development and share knowledge with the team.
• Assist in troubleshooting and resolving issues reported by users or clients, providing timely and effective solutions.

Job Description:

• Work closely with various people and teams throughout the entire app development cycle (concept, design, build, deploy & test) in an agile environment.
• Design and build applications for the Android platform.
• Ensure the performance, quality, and responsiveness of applications.
• Identify and correct bottlenecks and fix bugs.
• Help maintain code quality, organization, and automatization.
• Knowledge of other web technologies and UI/UX standards.
• Familiarity with cloud message APIs and push notifications.
• Proficient understanding of code versioning tools like Git.
• Maintain and update the existing mobile app.

Reporting Structure

• This position reports to the Team Leader - Technology.

Job Specifications

• An Graduate in IT or Post graduate or Engineer in IT; with 4+ years’ of relevant experience.
• Minimum 2 years of experience in Flutter is a must.
• Familiarity with RESTful APIs to connect Android applications to back-end services.
• Excellent communication and interpersonal skills.
• Strong problem solving, analytical, decision making and technical ability.

We are looking for an Android Developer who possesses a passion for pushing mobile technologies to the limits. This Android app developer will work with our team of talented engineers to design and build the next generation of our mobile applications. Android programming works closely with other app development and technical teams.

Responsibilities

• Design and build advanced applications for the Android 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

We Anju Siima Technologies Private Limited. are hiring a self motivated React Native Developer urgently. You must have working knowledge of React Native, Redux with API integrations

Responsibilities:

• Design and build mobile applications for Android & 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, organisation and automation

Key Skills:

• React Native, Redux, ReactJS
• Web service integration (SOAP, REST, JSON, XML)
• HTML5, CSS, and JavaScript experience is an added advantage

Expectations:

• Strong fundamentals of programming
• Ability to internalise concepts and create fully functional and user-friendly applications independently
• Ambitious, patient & truly committed to creating excellent mobile applications
• Love for challenges and talking to new people
• Ability to work in teams and communicate effectively
• Ability to learn and grow
• Great attention to detail and lots of energy

Experience:1-3 years of experience developing mobile apps on React Native. Having multiple android/iOS apps in the portfolio is an added advantage.

About us:

Zapit aims to be a multi-platform single app solution for universal payments using blockchain technology. Our goal is to spread economic freedom by pushing the boundaries of p2p payments by introducing non-custodial decentralised financial services.

We are looking to build smart contracts that can be deployed for real world use cases such as insurances, loans and other useful decentralised financial products. We are also working towards building an economy where concepts like company shares, gift cards, discount coupons, loyalty points and more can be tokenised including NFTs in the form of art, music, gaming items, event tickets, design concepts and more.

Responsibilities:

• Collaborate with designers to develop a visually appealing, responsive & optimised app for mobile, web & desktop platforms.
• Use Flutter framework to develop great user experiences with effective workflows.
• Build reusable code and robust libraries of UI components.
• Write clean, maintainable and documented code with solid test coverage.
• Participate in the product roadmap discussions.
• Design, develop, test, deploy, maintain, scale and improve code base.
• Implement methods to understand user interaction and engagement on the product through metrics.

Requirements:

• Minimum experience of 1.5 years in Dart/Flutter development with a good knowledge of native Android & iOS development.
• Good understanding of Data Structures and Algorithms.
• Passionate and opinionated about beautiful design with an eye for detail.
• Should be updated with latest front end technologies and trends.
• Proficient knowledge of cross-browser compatibility issues and handle graceful degradation.
• Should have delivered multiple products.
• Interest in building things from scratch.
• Willingness and affinity to learn.
• Excellent communication skills.
• Self-motivated, work well independently or as part of the team.

Our Stack:

We tend to work with Javascript, Typescript, Dart, Flutter, gRPC, Express.js, Heroku, NodeJS, MongoDB, AWS, Solidity, Bitcoin Script.

Good-to-Have:

• Open Source contributions.
• Interest in Cryptocurrency/Payments space.
• Familiar with Git and GitHub/GitLab

Incentives:

• Equity in the company
• Get to work in a distributed team.
• Handsome pay. (Competitive)
• Fast opportunities for personal and professional learning and growth, tons of autonomy and responsibility, results-driven environment, international team, exposure to a wide array of ecosystems and trailblazing technology, flexible work hours.

Please include something beautiful you’ve implemented in the past if possible!

If you have examples of a project where you iterated after learning new things from potential users, please talk about that!

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

Qualifications

• Desire to work in a startup environment, able to self-manage and work remotely
• Must have built apps on Android and/or iOS apps with Flutter/ React Native/ Xamarin/ Ionic/cordova etc
• Proven working experience in software development
• Working experience in mobile development
• Have published one or more mobile apps in Google Play or App Store
• Experience with third-party libraries and APIs
• Working knowledge of the general mobile landscape, architectures, trends, and emerging technologies
• Solid understanding of the full mobile development life cycle, including automated testing and building
• Experience working in an agile development process
• Be proficient in using version control and continuous integration, with tools such as Git and Jenkins.
• Write clear, maintainable and testable code