(Senior) Software Engineer, Android, Zalo Platform

What you will do

• Lead Android technical direction and own architecture decisions (clean architecture, modularization, jetpack,..);
• Design and develop high-quality, scalable features while managing technical debt strategically;
• Plan sprints, assign tasks, support estimation, and review requirements with Product team;
• Conduct code reviews and enforce coding standards to ensure quality and consistency;
• Mentor junior and senior developers on coding practices, design patterns, and problem-solving;
• Lead knowledge-sharing sessions and build a culture of continuous learning;
• Act as primary liaison between Android, Product, Backend, QA, and Design teams;
• Evaluate and adopt new technologies to improve build time, CI/CD, and development efficiency;
• Drive performance optimization initiatives (startup time, memory, rendering, battery/network usage);
• Monitor and resolve crash/ANR issues to ensure app reliability and security.

What you need

• 3-5+ years of Android development with Java and Kotlin;
• Solid understanding of OOP principles, design patterns, and data structures
• Deep expertise in modern architecture patterns (MVVM, MVI, Clean Architecture) and modularization;
• Strong knowledge of Android internals: lifecycle, architecture components, networking, concurrency, memory management;
• Proficiency with Jetpack libraries (Compose, Navigation, Hilt/Dagger) and reactive programming (Coroutines, Flow);
• Proven experience in performance optimization: ANRs, memory leaks, jank, startup time, battery/network usage;
• Excellent communication and cross-functional collaboration skills;
• Experience in leading and mentoring team members with focus on their career growth and skill development;
• Strong sense of ownership, open-mindedness, and passion for continuous learning;
• Team player who can work both independently and collaboratively.