Hồ Chí Minh
Full-time
What you will do
Lead frontend technical direction and own architecture decisions;
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 Frontend, Product, Backend, QA, and Design teams;
Develop user interfaces using HTML5, JavaScript, CSS, ReactJS, and Zalo's frameworks (Miniapp, ZInstant);
Evaluate and adopt new technologies to improve build time, CI/CD, and development efficiency;
Drive performance optimization initiatives (load time, rendering, bundle size, responsiveness);
Monitor and ensure the best performance, quality, and responsiveness of interfaces.
What you will need
2-4+ years of frontend development experience;
(For Lead) 2+ years in technical leadership role (Tech Lead, Senior/Lead Developer);
Solid understanding of OOP principles, design patterns, and data structures \& algorithms;
Deep expertise in modern frontend technologies: HTML5, CSS, JavaScript (ES6+), and frameworks like ReactJS;
Strong knowledge of responsive design, cross-browser compatibility, and performance optimization;
Proficiency with modern frontend tooling (Webpack, Vite, npm/yarn) and state management (Redux, Context API);
Experience with CSS preprocessors (Sass, Less) and CSS-in-JS solutions;
Proven experience optimizing web performance: bundle size, load time, rendering, memory 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;