(Middle) Senior Software Engineer (iOS) Zalo

• Design, develop and implement Chat Functions.

• Optimize the performance of products in Zalo Ecosystem on the iOS platform;

• Code base ownership. Ability to design and maintain large complex code base. Ensure scalability, maintainability and testability

• Utilize your problem-solving and analytical skills to maintain the existing application and create sophisticated solutions to solve complex technical problems;

• Continuously discover, develop and implement new technologies to maximize Zalo Products’ efficiency;

• Design systems combining cloud and mobile, ensuring real-time data synchronization and preventing data loss

• Collaborate with the Product Owner, UI/UX, and QC team to define, design, and refine product features.

👾 What you will need

• At least 3 years of experience in Objective-C (preferred) or Swift;

• Solid fundamental knowledge about Data Structure & Algorithms, OOP, Design Pattern, Memory Management, and Computer Architecture;

• Strong programming skills in creating animations on iOS;

• Solid understanding of networking concepts, including experience working with RESTful APIs and the ability to understand and implement socket connections effectively;

• Understanding of MVC, MVVM;

• Knowledge about UX/UI on mobile;

• Having a strong sense of ownership, open-mindedness, and eagerness to learn;

• Experience in managing team members