Zalo

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

Quy mô công ty : 100-499

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Tóm lược

100-499

Product

Việt Nam

Senior Frontend Developer

Zalo

Quận 11, TP Hồ Chí Minh

  • English
  • Có kinh nghiêm (Nhân viên)
  • Toàn thời gian
  • Thỏa Thuận
  • Ngày Đăng:13/01/2026
  • 1

Mô tả công việc

Tóm tắt công việc

  • 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.

Yêu cầu công việc

  • 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.

Ngôn ngữ

  • English

    Nói: Intermediate - Đọc: Intermediate - Viết: Intermediate

Yêu cầu kỹ thuật

  • JavaScript
  • ReactJS
  • Ecommerce
  • HTML5
  • CSS3
  • Algorithm
  • OOP
  • Unit testing
  • Design Patterns
  • MS SQL
  • Foundation
  • Responsive Design
  • Ecommerce
  • RPC

NĂNG LỰC

  • Willing to learn

Thông tin doanh nghiệp

Zalo is building a communication platform with millions of users.

These users are from Vietnam and Myanmar where people can chat and express themselves, and creating numerous add-on features to make life more convenient.

Our team works hard to ensure Zalo backend and frontend apps' responsiveness and scalability. The system has to be able to store and process a vast amount of transactions and data in real time. Zalo user interface has to be robust in performance and flexibility to integrate various kinds of services.

At Zalo, we always look out for new technologies to improve our products and ourselves. If you are curious and eager to tackle big tech problems, Zalo is the right place for you.

 

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