
SENIOR FLUTTER DEVELOPER
Coincrowd is an innovative Fintech company. We offer a crypto platform for seamless payments, Crypto Vouchers, crypto trading, portfolio management, real time market data, breaking news and powerful analytics.
Website: https://coincrowd.com/
Domain : Finance, Blockchain, Crypto
Role : Permanent full time Employment
Job Location : Work from Home / Remote
Responsibilities:
- Development of mobile applications using Flutter, ensuring high-quality, performance, and scalability.
- Collaborate closely with cross-functional teams including product managers, designers, and backend engineers to deliver compelling and user-friendly mobile experiences.
- Architect and implement robust, maintainable, and scalable codebase following best practices and design patterns.
- Stay updated with the latest Flutter developments, libraries, and best practices, and proactively introduce improvements to our development process.
- Work closely with QA engineers to ensure thorough testing and bug-free releases.
- Participate in architectural discussions, planning sessions, and technical design reviews.
Requirements:
- Bachelor's or Master's degree in Computer Science, Engineering, or related field.
- 5+ years of experience in mobile application development.
- 2+ years of hands-on experience with Flutter framework.
- Proficiency in Dart programming language.
- Strong understanding of object-oriented programming principles, design patterns, and data structures.
- Solid understanding of mobile app architecture, UI/UX design principles, and RESTful APIs.
- Experience with version control systems (e.g., Git) and agile software development methodologies.
- Excellent problem-solving skills and ability to troubleshoot complex technical issues.
- Excellent verbal and written communication skills.
What We Offer:
In recognition of your valuable contributions, you will receive an equity-based compensation package. Join our dynamic and innovative team in the rapidly evolving fintech industry and play a key role in shaping the future of Coincrowd's success.

About CoinCROWD
About
At CoinCROWD, we're making crypto spending as easy as ordering a pizza except, you know, without the delivery fees.
Our CROWD Wallet is designed for seamless transactions. We're a team of crypto enthusiasts, tech lovers, and meme sharers who believe in building great products while having fun.
Our offerings:
- CROWD Wallet – A cross-chain wallet for buying, selling, swapping, and transferring crypto.
- CROWD Markets – Real-time dashboards for live market trends, analytics, and token insights.
- CROWD Buzz – Curated crypto news focused on DeFi, NFTs, meme coins, and Layer 2 developments.
Tech stack
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Job Description :
Job Title : Flutter Developer
Experience : 3+ Years
Location : Gurugram, India (Immediate Joining)
Key Responsibilities :
- Design and build advanced mobile apps for Android & iOS using Flutter.
- Collaborate with UI/UX designers to create intuitive user interfaces.
- Integrate REST APIs and third-party services into apps.
- Write clean, maintainable code and perform tests for robustness.
- Ensure high performance and responsiveness in all apps.
Requirements :
- 3+ Years of experience in Flutter app development.
- Proficient in Dart with strong object-oriented programming skills.
- Experience with Android/iOS mobile development (native or cross-platform).
- Familiarity with Firebase, RESTful APIs, and version control tools (Git).
- Understanding of mobile UI/UX principles.
- Experience with state management (Bloc, Provider, GetX) and Agile methodologies.
Job Title- Flutter Developer (3-5 Years Experience)
Location-Mumbai, India
Job Overview
Seeking an experienced Flutter Developer with 3-5 years of software development experience, specializing in building high-performance, scalable, and visually engaging cross-platform mobile applications using Flutter and Dart. The role requires a proactive developer who can take ownership of the entire app development lifecycle from concept
to deployment, with strong collaboration skills to work with product teams and designers.
Key Responsibilities
Design, develop, test, and deploy robust mobile applications on both iOS and Android platforms using Flutter and Dart, ensuring a smooth and engaging user experience.
Architect and implement efficient state management solutions using Provider, Riverpod, BLoC, or similar frameworks for maintainable and scalable code.
Integrate RESTful APIs, third-party SDKs (such as Firebase), GraphQL, and real-time communication protocols like WebSockets to enhance app capabilities.
Perform rigorous unit testing, debugging, and code reviews to ensure high-quality, secure, and bug-free applications.
Optimize app performance for various devices and screen sizes by profiling and fine-tuning CPU and memory usage.
Collaborate closely with UI/UX designers to translate design wireframes and prototypes into functional apps following best practices for accessibility and responsiveness.
Work with backend engineers and product managers to clarify requirements, suggest technical solutions, and deliver features within sprint timelines.
Mentor junior developers, share knowledge about Flutter best practices, and contribute to setting coding standards and workflows.
Handle app store submissions, managing releases, versioning, and compliance with app store policies.
Stay current with Flutter ecosystem updates, tools, plugins, and best practices to continuously improve development quality and efficiency.
Required Qualifications
3-5 years of professional experience in mobile application development,
particularly with at least 2 years dedicated to Flutter and Dart.
Bachelor's degree in Computer Science, Information Technology, or a related engineering field.
Demonstrated experience building scalable, maintainable Flutter applications with clean architecture and adherence to SOLID principles.
Strong understanding of object-oriented programming and design patterns (MVC, MVVM, Clean Architecture).
Hands-on experience with version control tools such as Git and CI/CD pipelines. Essential Skills
Deep knowledge of Flutter framework internals, widget lifecycle, and Flutter’s rendering and animation system.
Expertise in UI development including custom widgets, animations, gestures, and responsiveness across multiple devices.
Experience working with local databases like SQLite or Hive for offline data persistence.
Solid understanding of integrating and securing APIs, asynchronous programming, and multi-threading in Flutter apps.
Familiarity with testing frameworks, including unit, widget, and integration tests for Flutter.
Knowledge of performance optimization tools and techniques specific to mobile applications.
Comfortable working within Agile and Scrum development processes, with good communication and teamwork skills.
Preferred Skills
Experience with third-party SDK integrations such as payment gateways, analytics, crash reporting, and push notifications. Understanding of mobile security practices like data encryption, secure storage, and compliance requirements.
Contributions to Flutter or Dart open-source projects or active participation in developer communities.
Experience leading teams or mentoring junior developers is an advantage.
Familiarity with hybrid mobile frameworks like React Native or native iOS/Android
development is a plus.
Are you a UI whiz with a knack for crafting beautiful and intuitive interfaces? Do you love the
challenge of building cross-platform apps with cutting-edge technologies? If so, we want you on our
team!
About the Role:
We're seeking a talented and passionate Software Engineer with a deep understanding of
JavaScript, React, and Flutter to join our fast-growing team. You'll play a key role in designing,
developing, and implementing user interfaces for our web and mobile applications. You'll collaborate
closely with designers, product managers, and backend engineers to bring our vision to life and
create exceptional user experiences.
Responsibilities:
- Design and develop user interfaces (UI) using JavaScript, React, and Flutter
- Build reusable, maintainable, and performant UI components
- Implement responsive layouts that adapt seamlessly across different devices (web, mobile)
- Integrate UI components with backend APIs
- Write clean, well-documented, and testable code
- Collaborate with designers to translate design mockups into functional UIs
- Participate in code reviews and knowledge sharing
- Stay up-to-date on the latest UI development trends and technologies
Qualifications:
- 3+ years of experience as a software engineer with a focus on UI development
- Proficiency in JavaScript, including ES6+ features
- In-depth knowledge of React and experience building React applications
- Solid understanding of Flutter and experience building cross-platform mobile apps
- Experience with UI design principles (user experience, accessibility)
- Familiarity with CSS frameworks (e.g., Bootstrap, Material-UI) a plus
- Experience with state management libraries (e.g., Redux, MobX) a plus
- Experience with unit testing frameworks (e.g., Jest) a plus
- Excellent problem-solving and analytical skills
- Strong communication and collaboration skills
- Ability to work independently and as part of a team
Bonus Points:
- Experience with UI animation libraries (e.g., React Spring, Rive)
- Experience with continuous integration/delivery (CI/CD) pipelines
- Experience with accessibility best practices
- Experience with version control systems (e.g., Git)
Senior Software Engineer (Frontend) – Credit Card Platform (Team Lead)
What you'll do:
- Perform complex application programming activities with an emphasis on mobile development: Angular, Node, TypeScript, JavaScript, Apache Cordova, RESTful APIs and more
- Assist in the definition of system architecture and detailed solution design that are scalable and extensible
- Collaborate with Product Owners, Designers, and other engineers on different permutations to find the best solution possible
- Own the quality of code and do your own testing. Automate feature testing and contribute UI testing framework
- Become a subject matter expert for our mobile applications
- Deliver amazing solutions to production that knock everyone’s socks off
- Mentor junior developers on the team
What we’re looking for:
- Amazing technical instincts. You know how to evaluate and choose the right technology and approach for the job. You have stories you could share about what problem you thought you were solving at first, but through testing and iteration, came to solve a much bigger and better problem that resulted in positive outcomes all-around.
- A love for learning. Technology is continually evolving around us, and you want to keep up to date to ensure we are using the right tech at the right time.
- A love for working in ambiguity—and making sense of it. You can take in a lot of disparate information and find common themes, recommend clear paths forward and iterate along the way. You don’t form an opinion and sell it as if it’s gospel; this is all about being flexible, agile, dependable, and responsive in the face of many moving parts.
- Confidence, not ego. You have an ability to collaborate with others and see all sides of the coin to come to the best solution for everyone.
- Flexible and willing to accept change in priorities, as necessary
Basic Qualifications:
- Minimum B.S. / M.S. Computer Science or related discipline from accredited college or University
- At least 6 years of experience designing, developing, and delivering web applications with Angular, Node, Typescript, IONIC and JavaScript
- At least 2 years of experience building iOS-based applications utilizing hybrid technologies
- At least 2 years of experience with AWS and/or Openshift
- Experience integrating with native device API’s (iOS)
- Experience with front-end and/or mobile-specific testing frameworks
- Strong experience in object-oriented design and development
- Knowledge of building and consuming RESTful APIs
- Excellent sense of web design, passionate about creating and refining great mobile user experiences.
- Ability to manage multiple tasks and consistently meet established timelines
- Strong collaboration skills
- Excellent written and verbal communications skills
Preferred Qualifications:
- Proficient with Apache Cordova framework
- Built or maintained custom Cordova plugin
- Demonstrable knowledge of native coding background in iOS
- Understanding of Apple certificate and profile management
- Experience developing and deploying applications within Kubernetes based containers
- Experience in Agile and SCRUM development techniques
- · 3+ Yrs Solid knowledge of frontend development with a minimum of 2 years of work on ReactJS,/ React native
- · Strong proficiency in JavaScript, including DOM manipulation and the JavaScript object model
- · Strong & thorough understanding of Reactjs and its core principles
- · Experience with popular Reactjs workflows such as Redux
- · Knowledge of isomorphic React is a plus
- · Familiarity with RESTful APIs
- · Familiarity with modern front-end build pipelines and tools
- · High coding standards - understanding of test coverage best practices & test pyramid concept
- · Familiar with Continuous Delivery approach
- · Experience with Distributed and Concurrent Systems, knowing the tradeoffs between stateful/stateless and synchronous/asynchronous architectures
- · Passion about technology and its relationship with product and user experience
- · Ability to work independently - identify problems, create plans and implement solutions to them
Senior Flutter Developer
Position: Senior Flutter Developer
Experience Required: up to 4 years
Positions: 03
About us:
Saakh is building a social networking platform for businesses who sell on credit in order to solve for their payment collection challenges faced by every seller on a day to day basis. Our vision is to make payments collections timely and automatic for these businesses. Saakh is building a community of trustable businesses. We are building an eco-system where a business who has cheated once cannot ever cheat again.
Job Description:
You will be responsible for User Interface development of Saakh’s android/IOS based mobile applications. You will work closely with founder and CTO to discuss the strategy and to implement the said aforesaid within the deadlines. Saakh is a fast-moving start-up who is at the early stages, timely execution is of paramount importance.
Job Responsibilities:
- Design and develop high-volume, low-latency applications for mission-critical systems,
delivering high-availability and performance
- Contribute in all phases of the development lifecycle: concept, design, build, deploy, test,
release to app stores and support.
- Diagnose performance issues, fix bugs (including crashes and ANRs) to increase the
functionality of the application
- Write well designed, testable, efficient code
- Ensure designs are in compliance with specifications
- Prepare and produce releases of software components
- Support continuous improvement by investigating alternatives and technologies and
presenting these for architectural review
- Collaborate with team members (product managers, developers, designers) to brainstorm
about new features and functionalities.
Desired Profile:
- Experience required - 4 Years
- Tech, MCA, M. Tech degree in Computer Science Engineering or a related subject
- 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
- 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
- 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)
- Critical thinker
- It is must to have a high sense of integrity.
Are you one of us?
We welcome you to Saakh’s family.







