Build and maintain high availability and horizontial scalable applications. Keep delivering backend codes with high quality. Unit-testing code including edge cases, usability, and general reliability. Continuously discover, evaluate and implement new technologies to maximize development efficiency. Requirements Love learning and sharing new technical knowledge. Good team player. Not hater. Wish to grow and success together. Possess a strong sense of ownership. Willing to take new challenges. Adaptive to change. Advanced on either PHP, Node.js, Python, Golang .etc Knowledge in any modern MVC framework is a must. Experience in API design. Good in RDBMS, NoSQL, Message Queue are preferred. Experience in cloud services (AWS, MS Azure, Google App Engine .etc) is a must. 2+ years relevant working experience. Relevant higher diploma / degree is NOT a must.