We're Hiring: Senior Flutter Developers (3–8 Years)
Company: First Demat
Positions: 2
Location: Ranchi
Type: Full-Time
Joining: Immediate
Perks: Competitive Salary + ESOP Opportunities
Preferred Candidates
Developers with fintech, stock trading, brokerage, or real-time application experience will be given the highest priority.
About First Demat
We're building the next-generation stock broker platform — a modern trading app designed for serious traders and investors.
Our product includes real-time market data, millisecond-level order execution, portfolio analytics, and AI-powered insights.
The Role
We are hiring Senior Flutter Developers (3–8 years) to join our core engineering team.
You will work from our Ranchi office.
Key Responsibilities
- Develop and maintain advanced Flutter apps (Android, iOS, Web)
- Implement real-time features using WebSockets (market feed, trades, alerts)
- Integrate REST APIs and high-frequency data streams
- Ensure low-latency, optimized performance
- Collaborate with backend, product, and design teams
- Mentor junior developers and maintain coding standards
Core Technical Skills
- 3–8 years of professional Flutter development experience
- Strong proficiency in Flutter and Dart
- Extensive WebSocket experience with high-frequency data
- Expertise in state management (BLoC, Riverpod, Provider)
- Skilled in handling large data flows and complex UI updates
- Experience in memory optimization and performance tuning
Real-Time & Performance Experience
- Experience with real-time or trading-like systems
- Efficient handling of continuous data streams
- Low-latency architecture understanding
- Optimized rendering under heavy UI refresh
Production & Scale Experience
- Published apps on Play Store / App Store with large user bases
- Strong debugging capability under real-time pressure
- Experience with performance monitoring tools (Crashlytics, Sentry, Firebase Performance)
- Code reviews and mentoring experience
Bonus Skills
- Background in fintech, stock trading, wealth-tech
- Familiarity with cloud platforms (AWS/GCP/Azure)
- Experience with GraphQL, microservices
- Understanding of CI/CD pipelines
Why Join First Demat
- Opportunity to build a real-time trading app from scratch
- Competitive salary with ESOP benefits
- Work closely with the founding tech team
- Fast career growth as part of the first 20 members
- Hybrid work option after initial onsite period
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