Full Stack Flutter Developer
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Key skills for this role
About the Role
CodeNinja is seeking a Full-Stack Engineer with strong Flutter expertise to build digital solutions for the construction industry. The role involves mobile app development with Flutter and backend service integration.
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 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 the product scales
Requirements
- 3–5 years of hands on experience with Flutter & Dart, with a proven track record of shipping production ready mobile apps
- 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
- Prior experience building software for construction, real estate, PropTech, or field services industries is a strong plus
- 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.
- Your primary superpower will be driving mobile app development using Flutter, but 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.
- Backend Architecture & Integration: Develop, optimize, and maintain scalable backend services, databases, and server side logic.
- API Management: Design and implement robust RESTful APIs, WebSockets, or GraphQL endpoints.
- Performance Optimization: Debug, profile, and optimize end to end application performance.
- Clean Code & Architecture: Maintain clean, scalable, and well documented architectural patterns.
- Startup Collaboration: Work closely with product owners, designers, and the broader engineering team.
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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