Flutter Developer –

7 days ago

Kolkata, West Bengal, India Cofinex Exchange Full time ₹ 9,00,000 - ₹ 12,00,000 per year

We Are Hiring: Flutter Developer

Company:
Cofinex Exchange

Location:
Kolkata, India (On-site)

Employment Type:
Full-time

About Us

Cofinex Exchange is a regulated, fast-growing cryptocurrency platform operating from the
EU and India
, with new markets opening soon. We are committed to the highest standards of compliance, transparency, and innovation, building a one-stop ecosystem for digital finance.

Key Responsibilities

  • Develop and maintain cross-platform mobile applications using Flutter (Android & iOS).
  • Collaborate with backend, design, and product teams to deliver smooth UI/UX.
  • Integrate APIs, SDKs, and third-party libraries securely and efficiently.
  • Optimize app performance, responsiveness, and scalability.
  • Write clean, maintainable, and testable code following best practices.
  • Participate in code reviews, bug fixing, and release cycles.
  • Stay updated with the latest Flutter/Dart ecosystem trends.

Requirements

  • Bachelor's degree in Computer Science, Engineering, or related field.
  • Proven experience (2–4 years) in Flutter/Dart mobile app development.
  • Strong knowledge of mobile design patterns and best practices.
  • Experience integrating REST APIs, WebSockets, Firebase, or blockchain APIs.
  • Familiarity with Git, CI/CD, and Agile workflows.
  • Knowledge of security practices for fintech/crypto apps is a plus.

Preferred Skills

  • Experience in
    crypto/fintech projects
    or handling
    real-time trading apps
    .
  • Familiarity with
    blockchain integration
    or Web3 wallets.
  • Understanding of state management (Bloc, Provider, Riverpod, etc.).
  • Previous contributions to published apps on Play Store/App Store.

What We Offer

  • Competitive salary & performance bonuses.
  • Opportunity to work in a
    fast-growing regulated crypto exchange
    .
  • Exposure to
    blockchain and Web3 technologies
    .
  • Career growth in an international fintech ecosystem.

Email: or apply here

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