YUM! SuperApp is a best-in-class application that optimizes restaurant operations and creates the best jobs.
We are proud to be part of Yum! Brands & Digital Technology, a company with over 55,000 restaurants across more than 150 countries and territories, under its leading worldwide restaurant brands – KFC, Pizza Hut, Taco Bell, and The Habit Burger Grill.
SuperApp is an all-in-one mobile platform specifically designed for streamlined restaurant operations. It's packed with a range of tools tailored to the needs of restaurant managers and staff, enabling them to efficiently manage daily tasks, benefit from data-driven suggestions, get timely operational prompts, and stay updated with an interactive activity feed.
The innovative edge of the SuperApp lies in its 'brain layer'—an advanced recommendation engine that compiles data through different operational data sources. This engine employs machine learning to offer smart insights, thereby enhancing the decision-making process and restaurant operations.
Our team operates globally with offices in the UK, Dubai, and US, as we are now installed in over 9,500 stores worldwide.

THE JOB
Mobile and Web App Development:
· Design and develop high-performance and scalable mobile applications using React Native. React Native expertise is essential.
· Extend expertise to ReactJS for web application development, ensuring consistency across platforms.
Code Review and Mentorship:
· Conduct thorough code reviews to ensure code quality, performance, and adherence to best practices.
· Provide mentorship and guidance to junior developers, fostering a collaborative and knowledge-sharing environment.
Cross-Platform Development:
· Leverage React Native for cross-platform mobile development, ensuring a seamless user experience on both iOS and Android platforms.
· Apply ReactJS skills for web application development, maintaining a unified codebase and user experience.
Backend Integration:
· Collaborate with backend developers to design and implement API endpoints, ensuring smooth communication between frontend and backend systems.
Troubleshooting and Optimization:
· Identify and resolve performance bottlenecks, bugs, and other issues in mobile and web applications.
· Optimize code and implement best practices to enhance overall application performance.

RESPONSIBILITIES:
• Experience: 5+ years in large-scale ReactJS & React Native applications.
• Communication: Strong spoken and written English for international collaboration.
• Design Systems: Expertise in Material-UI or similar component libraries.
• Monorepo Management: Hands-on experience with Nx.
• Cloud & Deployment: Proficiency in AWS, Firebase, CI/CD, automated deployments, environment configuration, and cloud infrastructure.
• Authentication & Security: Experience with OAuth, JWT, Firebase Auth, Cognito, and secure microservices integration.
• Monitoring & Stability: Proficiency in Sentry, Datadog, Crashlytics, and real-time error tracking.
• Performance Optimization: Expertise in profilers, TTID, Cold Start time improvements.
• Native Debugging: Strong skills in Java/Kotlin (Android) & Objective-C/Swift (iOS) for React Native optimization.
• Product Ownership: Proactive mindset, continuous improvement, and industry awareness.
• Mentorship & Leadership: Guide junior engineers, foster knowledge sharing, and support Agile collaboration.
Nice to Have:
• Agile Adoption: Experience in large-scale Agile transformations.
• Team Leadership: Proven skills in team building, motivation, and coaching.
• E2E Testing: Experience with Cypress, Detox, or similar frameworks.

WHAT WE OFFER
· 100% salary during the probation period.
· Annual Leave: 18 days/year.
· Five “Recharge Days” – Extra days, in addition to company holidays.
· 1 Day off paid leave for your birthday.
· Half-day Fridays.
· Full salary insurance.
· 13th-month bonus.
· Advanced health insurance (Generali).
· Regular team and engagement activities.
· LinkedIn learning & training courses, based on company policy.
· Free Subscription to the Calm Wellbeing app.
· MacBook and Monitors.
 

Location
HCM, Tan Binh district (Hybrid)
________________________________________
Department
Digital & Technology
________________________________________
Employment Type
Employee (Full-Time)
________________________________________
Minimum Experience
Senior Executive

Dragontail Systems is the leading B2B company of revolutionary optimization software for the food and delivery industry with a global presence.  
We are proud to be part of Yum! Brands, a company with over 55,000 restaurants in more than 150 countries and territories primarily operating the company’s restaurant brands – KFC, Pizza Hut, Taco Bell and The Habit Burger Grill.