Zalo

Flemington Tower, 182 Le Dai Hanh, TP Hồ Chí Minh

Company Size : 100-499

Job Summary

Zalo

Develop high-performance ZingMP3 Web/Mobile Web using React, Next.js, and TypeScript;
Master Core Web Vitals; investigate and solve deep bottlenecks in Rendering, Network Latency, and Memory Leaks;
Design and implement the Backend-for-Frontend layer to aggregate data and optimize payload size before it reaches the client;
Implement high-speed data communication using Apache Thrift / gRPC, moving beyond standard REST APIs;
System Reliability: Monitor end-to-end feature health using Grafana, Prometheus....

• Competitive salary package with 13th salary, annual performance-based bonus, and monthly lunch allowance

• Premium health care options for employees and their family

• Flexible working time and 14 days of paid annual leave

• Frequent events and activities: team building trip, monthly feast, social clubs, Zalo Birthday Celebration and New Year Party

• Top-class facilities: in-house canteen, 24/7 parking, fitness center, free-flow snacks & beverages, and shuttle bus

• Plus many other attractive benefits. Contact for the full Zalo Employee Benefit Program.

3+ years of experience in Software Development with a focus on Frontend. Graduated in Computer Science, Software Engineering, or related fields;
Strong proficiency in HTML5, CSS3, and core JavaScript (ES6+), plus solid experience with ReactJS for building production-ready web applications;
Good understanding of responsive design, cross-browser compatibility, and performance optimization on the Frontend;
Quality Mindset: Experienced with Unit Testing and writing Clean, Maintainable code;
Strong CS Foundation: Solid knowledge of OOP, Data Structures & Algorithms, and Design Patterns. Willingness to learn and work with Backend technologies (Java, SQL, RPC) when needed.

- English
- Speaking: Intermediate - Reading: Intermediate - Writing: Intermediate