Full Stack Flutter Developer
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Key skills for this role
About the Role
CodeNinja seeks a Full-Stack Engineer with strong Flutter expertise to build digital solutions for the construction industry. The role involves driving mobile app development with Flutter and building backend services, requiring 3-5 years of Flutter/Dart experience and solid backend skills.
Key Skills for This Role
Responsibilities
- Design, build, and maintain cross platform mobile applications using Flutter/Dart, translating complex UI/UX designs into high quality, responsive interfaces
- Develop, optimize, and maintain scalable backend services, databases, and server side logic to support the mobile application
- Design and implement robust RESTful APIs, WebSockets, or GraphQL endpoints, ensuring smooth data synchronization between the frontend and backend
- Debug, profile, and optimize end to end application performance—addressing both mobile UI rendering bottlenecks and backend database query latency
- Maintain clean, scalable, and well documented architectural patterns across the entire technical stack
- Work closely with product owners, designers, and the broader engineering team to contribute to architectural decisions as our product scales
Requirements
- 3–5 years of hands on experience with Flutter & Dart, with a proven track record of shipping production ready mobile apps to the App Store and Google Play
- Solid experience building server side applications using modern backend technologies (e.g., Node.js, Python/Django, Go, or .NET) and managing relational/non relational databases (PostgreSQL, MongoDB, etc.)
- Deep understanding of Flutter state management solutions (Bloc, Riverpod, or Provider) and solid architectural patterns (Clean Architecture, MVVM)
- Strong proficiency in REST API integration, authentication protocols (OAuth2, JWT), and third party SDK integrations
- Strong English communication skills (written and verbal)
Full Job Posting
About the Role
- We are seeking a Full Stack Engineer with a strong expertise in Flutter to join a fast growing startup building digital solutions for the construction industry.
- While your primary superpower will be driving mobile app development using Flutter, you will also play a key role in building, maintaining, and integrating the backend services that power our mobile experiences.
- This is a hands on role for a versatile engineer who enjoys building scalable, end to end features in a fast paced, agile environment.
Key Responsibilities
- Frontend Mobile Development: Design, build, and maintain cross platform mobile applications using Flutter/Dart, translating complex UI/UX designs into high quality, responsive interfaces.
- Backend Architecture & Integration: Develop, optimize, and maintain scalable backend services, databases, and server side logic to support the mobile application.
- API Management: Design and implement robust RESTful APIs, WebSockets, or GraphQL endpoints, ensuring smooth data synchronization between the frontend and backend.
- Performance Optimization: Debug, profile, and optimize end to end application performance—addressing both mobile UI rendering bottlenecks and backend database query latency.
- Clean Code & Architecture: Maintain clean, scalable, and well documented architectural patterns across the entire technical stack.
- Startup Collaboration: Work closely with product owners, designers, and the broader engineering team to contribute to architectural decisions as our product scales.
Requirements
- Core Mobile Expertise: 3–5 years of hands on experience with Flutter & Dart, with a proven track record of shipping production ready mobile apps to the App Store and Google Play.
- Robust Backend Experience: Solid experience building server side applications using modern backend technologies (e.g., Node.js, Python/Django, Go, or .NET) and managing relational/non relational databases (PostgreSQL, MongoDB, etc.).
- State Management & Architecture: Deep understanding of Flutter state management solutions (Bloc, Riverpod, or Provider) and solid architectural patterns (Clean Architecture, MVVM).
- System Integration: Strong proficiency in REST API integration, authentication protocols (OAuth2, JWT), and third party SDK integrations.
- Industry Context: Prior experience building software for construction, real estate, PropTech, or field services industries is a strong plus.
- Mindset & Communication: Comfortable navigating a fast paced startup environment with evolving scopes. Strong English communication skills (written and verbal) are essential.
Nice to Have
- Experience with Cloud Infrastructure (AWS, Azure, or GCP) and serverless architectures.
- Familiarity with mobile CI/CD pipelines (Codemagic, Fastlane, GitHub Actions) and automated testing frameworks.
- Background in native Android (Kotlin) or iOS (Swift) development.
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