At cruz, we’re more than just a ride-hailing app, we’re your trusted partner in seamless transportation solutions.Founded with a vision to redefine the way you travel, our journey began with a simple idea: to make getting from Point A to Point B as convenioent, reliable, safe and enjoyable as possible.

We are recruiting to fill the position below:

Job Title: Mobile Developer

Location: Ajah (Abraham Adesanya), Lagos
Employment Type: Full-time

Job Summary 

• We are seeking an experienced Flutter developer with a proven track record of delivering high-quality mobile applications for both iOS and Android platforms, with particular expertise in real-time applications using Firebase and WebSockets.

Responsibilities

• Design and develop high-performance, production-ready Flutter applications
• Implement and maintain CI/CD pipelines for automated building and deployment
• Write clean, maintainable code following Clean Architecture principles
• Architect and implement real-time features using WebSockets and Firebase
• Design and implement complex state management solutions for real-time data
• Collaborate with the team to define and implement new features
• Perform code reviews and provide technical mentorship
• Optimize application performance and ensure high-quality user experience
• Handle app store submissions and releases
• Manage and optimize Firebase infrastructure and costs

Key Indicators of Success

• History of successful app launches with positive user feedback
• Experience handling apps with large user bases
• Track record of meeting project deadlines and quality standards
• Demonstrated ability to optimize app performance and reduce technical debt
• Success in implementing complex real-time features

Required Experience & SkillsTechnical Requirements

• 3-4+ years of professional Flutter development experience
• Demonstrable portfolio of published applications on App Store and Google Play
• Strong expertise in Dart programming language
• Proficiency in BLoC pattern and state management
• Experience implementing Clean Architecture principles
• Hands-on experience with CI/CD pipelines (e.g., Firebase App Distribution, Fastlane, Codemagic)

Firebase Expertise:
Extensive experience with Firebase services including:

• Firebase Realtime Database and Cloud Firestore
• Firebase Authentication and Security Rules
• Firebase Cloud Functions
• Firebase Cloud Messaging (FCM)
• Firebase Analytics and Crashlytics
• Firebase Remote Config
• Firebase App Distribution

Real-time Communication:

• Strong experience implementing WebSocket connections in Flutter
• Knowledge of WebSocket best practices and error handling
• Experience with:
  • Socket connection management and reconnection strategies
  • Real-time data synchronization
  • Message queuing and offline support
  • Socket.IO or similar WebSocket libraries
  • Handling complex real-time states
  • Performance optimization for real-time applications

Architecture & Best Practices:

• Deep understanding of Clean Architecture principles and SOLID design patterns
• Experience with BLoC architecture for state management
• Knowledge of dependency injection and service locator patterns
• Expertise in writing clean, maintainable, and testable code
• Experience architecting real-time, event-driven applications

Development & Testing:

• Strong experience with automated testing (unit, widget, integration)
• Proficiency in using Flutter DevTools for performance optimization
• Experience with code review processes and providing technical mentorship
• Knowledge of app performance optimization techniques
• Expertise in testing real-time functionality and WebSocket connections

Additional Technical Skills:

• Experience with REST APIs and GraphQL
• Familiarity with native Android (Kotlin/Java) and iOS (Swift) development
• Understanding of platform-specific design guidelines (Material Design, iOS Human Interface)
• Experience with version control systems (Git) and branching strategies

Portfolio Requirements

• Minimum of 2-3 published applications on both App Store and Google Play
• Evidence of implementing complex real-time features and Firebase integrations
• Demonstrated experience with different state management solutions
• Examples of applications with real-time functionality.

Preferred Qualifications:

• Experience with Firebase services
• Knowledge of app security best practices
• Experience with analytics and crash reporting tools
• Contributions to open-source Flutter projects
• Experience with Agile development methodologies
• Background in scaling real-time applications.

Application Closing Date
16th November, 2024.