
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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The ideal candidate will be responsible for developing high-quality applications. They will also be responsible for designing and implementing testable and scalable code.
Responsibilities
Develop quality mobile and web applications
Design highly scalable, testable code
Discover and fix programming bugs
Qualifications
Bachelor's degree or equivalent experience in Computer Science or related field
Development experience with programming languages
Hands on knowledge of dart would be great
Hands on knowledge of flutter would be great
Experience with the BLOC design pattern would be a big plus
Working knowledge of API integration
Experience with Flutter 2.0 for building both web and mobile applications would be a big plus
Good communication skills to operate in today's remote work environment
6+ years of total software development experience with minimum 3+ years in Flutter
Product-based company experience is mandatory (B2C scale preferred)
Proven ability to own end-to-end Flutter mobile architecture for high-scale apps
Strong expertise in Dart, Flutter SDK internals, and advanced state management (Bloc / Riverpod / Provider)
Hands-on experience with platform channels and native integrations (Android & iOS)
Deep knowledge of performance optimization: app startup time, FPS, memory leaks, widget rebuilds, rendering pipeline
Experience with profiling tools (Dart DevTools, Android Profiler, Xcode Instruments)
Strong skills in offline-first architecture, caching layers, and API integrations
Ability to optimize video playback, downloads, DRM, and OTT workflows
Strong command of clean code, SOLID principles, and scalable mobile system design
Experience reviewing code and mentoring engineers (Senior IC role)
We are looking for Experienced Flutter Developers with Strong knowledge of the Flutter framework, Background Services, Third-party libraries, Rest API.
The Flutter Mobile Developer will create multi-platform apps for iOS and Android using Google's new Flutter development framework.
Key Responsibilities:
- At least 2 yrs. of Flutter development experience are mandatory.
- Experience developing with Dart, whether with Flutter or for the web, is required.
- Deep experience contributing to and managing high-scale production mobile apps is desired.
- Be proficient in using version control and continuous integration, with tools such as Git and Bitbucket.
- Experience with third-party libraries and API implementation.
What we require:
- Able to self-manage and learn on his own.
- Can build Android and/or iOS apps using Flutter
- Proven working experience in Mobile app development
- Working knowledge of the general mobile landscape, architectures, trends, and emerging technologies
- Solid understanding of the full mobile development life cycle
- Experience working in an agile development process.
- Good communication skills.
- Excellent knowledge of core Java and Flutter framework.
- Familiar with Android Studio.
- Good command over code standards and code and query optimization.
- Able to use third-party libraries if required.
- Ready to take on new challenges and problems too.
We are looking for Experienced Flutter Developers with Strong knowledge of the Flutter framework, Background Services, Third-party libraries, Rest API.
The Flutter Mobile Developer will create multi-platform apps for iOS and Android using Google's new Flutter development framework.
Key Responsibilities:
- At least 2 yrs. of Flutter development experience are mandatory.
- Experience developing with Dart, whether with Flutter or for the web, is required.
- Deep experience contributing to and managing high-scale production mobile apps is desired.
- Be proficient in using version control and continuous integration, with tools such as Git and Bitbucket.
- Experience with third-party libraries and API implementation.
What we require:
- Able to self-manage and learn on his own.
- Can build Android and/or iOS apps using Flutter
- Proven working experience in Mobile app development
- Working knowledge of the general mobile landscape, architectures, trends, and emerging technologies
- Solid understanding of the full mobile development life cycle
- Experience working in an agile development process.
- Good communication skills.
- Excellent knowledge of core Java and Flutter framework.
- Familiar with Android Studio.
- Good command over code standards and code and query optimization.
- Able to use third-party libraries if required.
- Ready to take on new challenges and problems too.
About UpSolve
Working on new tech solutions around Image, Video and NLP. At UpSolve we focus on making AI available and affordable for all at scale.
Job Description:
The selected candidate will be responsible for the ideation, development, and execution of mobile and web apps.
Freshers, please DO NOT apply.
Job Responsibilities:
- Advise on the design of iOS, Android and Web apps
- Develop entire applications using Flutter, Android Studio or other platforms.
- Build Web apps in python backend using Flask or Django.
- Communicate and collaborate with different teams regularly.
Job Requirements:
- Experienced in publishing iOS and Android applications
- Experience in building futter applications and compiling using Xcode
- Bachelor's/Master's degree in Engineering, Computer Science (or equivalent experience)
- 3+ years of experience in full-stack development
- Should possess a portfolio of code or apps for review
- Must be a critical thinker and provide effective and efficient solutions
Location: Mumbai
Work Mode: Work from Office
Job description
We are seeking an experienced Frontend Developer to join our team, responsible for building fast, scalable, and maintainable web applications. The ideal candidate will have a strong proficiency in HTML, CSS, JavaScript,Flutter and relevant frameworks, with a passion for creating intuitive and engaging user interfaces.
Key Responsibilities:
- Design and develop responsive, mobile-first UI components and features
- Write clean, modular, and reusable code
- Collaborate with backend developers and designers to integrate APIs and design assets
- Implement accessibility and web performance optimization techniques
- Troubleshoot and debug frontend issues
- Stay up-to-date with industry trends and emerging technologies
- Participate in code reviews and contribute to the improvement of the codebase
Requirements:
- 3+ years of experience in frontend development
- Strong proficiency in HTML, CSS, JavaScript, and relevant frameworks (e.g., React, Angular, Flutter)
- Experience with build tools like Webpack, Gulp, or Grunt
- Knowledge of version control systems like Git
- Excellent problem-solving skills and attention to detail
- Strong communication and collaboration skills
Nice to Have:
- Experience with modern frontend build tools and workflows
- Familiarity with backend technologies and APIs
- Knowledge of web performance optimization techniques
- Experience with accessibility guidelines and best practices
Presenting India's first of its kind instant messaging app that makes you feel secure - Buzz is an AI & machine learning powered - content-driven instant messaging app tailored to make you feel secure with more focus on privacy. At Buzz, we are on a mission - to help users be in control of the degree of their exposure.
And this is just the beginning :
With our eyes set on the future, we are looking for an exceptional Android Developer with must have experience in Socket.IO, to help us realize build and scale our offering, who possesses a passion for technologies to the limits and will work with our team of talented engineers to design and build the next generation of our application.
Most Important:
What you'll get :
- Compensation in terms of EQUITY ONLY, salary once we raise funds. This is more of a hands-on role especially in the initial stages of the company. Part-time would work also.
We are looking at passionate people with entrepreneurial spark and a hustler.
People who are deeply passionate of solving user problems in social networking space and vision of making an Indian product to be used by billions worldwide must only apply.
- A unique opportunity, unlike anything you have experienced before.
- Flexible timings & work from home
- A friend for life.
Objective:
- Primarily software development of Android.
- Do you want to create best-in-class instant messaging + video streaming applications, together with talented colleagues in a friendly work environment?
- Do you keep on top of all things Google and Android, and enjoy reading blogs and articles regarding the world of Android development?
- Are you passionate about the Agile development process and improving the efficiency of the software development process?
- If so, then this is the team you want to join. We care about software craftsmanship, constantly improving our work and ourselves while having fun doing it!
Responsibilities:
- Strong knowledge of Android SDK, different versions of Android, and how to deal with different screen sizes
- Familiarity with RESTFUL APIs to connect Android applications to back-end services.
- Understanding of the full mobile development life cycle.
- Must have understanding of socket.io
- Strong problem- solving skills.
- Strong knowledge of Android UI design principles, patterns, and best practices.
- Understanding and experience of MVP/MVVM architecture.
- Experience with threading and performance tuning.
- Familiarity with cloud message API and push notifications.
- Understanding Google's Android design principles and interface guidelines.
- Proficient understanding of code versioning tools, such as GIT knowledge and experience in Kotlin.
- Android Architecture Components (Live Data, Android View Model)/ MVVM/ MVP architecture work experience.
- E2E App development and/or experience of developing SDKs is good to have.
React Native Developer with iOS experience - 6 months contract.
Required Experience : 2+ Years
Job Requirements :
- A solid knowledge of JavaScript,HTML&CSS & React Native
- Experience in native iOS and Android development
- Knowledge of functional or object-oriented programming
- Familiarity with native build tools, like XCode, Gradle Android Studio, IntelliJ
- Understanding of REST APIs
Note : This is a 6 months contract position directly under the client payroll.









