BackEnd Mobile Web Engineer (O2O)  

We are responsible for the architecture and implementation of the web application server. We create services to hundreds of millions of users across 8 countries. We expect huge user traffic and high system stress on a daily basis, and we constantly improve our service performance to cater to the ever-growing business of ours.

Responsibilities:

• Design and implement web backend services using GoLang or Python + Django/Flask
• Write high-quality, clean, maintainable code using engineering best practices (unit testing, source control, continuous integration, automation, design patterns, etc.)
• Analyse requirements, design and develop features
• Understand the product, constantly optimise the product, identify and fix problems, improve stability and user experience
• Optimize application for maximum performance and scalability
• Build reusable code and libraries
• Collaborate with fellow developers, product managers, user experience designer, and operation engineers to build products with web technologies

Requirements:

• Passionate about coding and programming, innovation, and solving challenging problems
• Bachelor's or higher degree in Computer Science or related fields
• Hands-on experiences in Web Service frameworks such as Django, or working knowledge of GoLang
• Familiar with HTTP protocol
• Familiar with performance tuning of Web Server, massive concurrency handling, and caching mechanisms
• In-depth understanding of data structures, Database and other computer science fundamentals
• Familiar with Linux development environments

Skills below are optional but preferable:

• Knowledge in web security