Jack Huang is a programmer with an experience of more than 7 years in developing web applications in Python, JavaScript, and .NET. He is skilled in web frameworks such as Flask, Django, and Vue. He is also skilled in PostgreSQL, DynamoDB, MongoDB, RabbitMQ, Redis, Elasticsearch, RESTful APIs design, payment processing, system architecture design, database design, and UNIX systems. He has written applications for an accessories shop platform, the ERP system, divination web application, podcast platform, Job search service, blog system, salon reserving system, e-commerce service, and so on. He also has experience in handling large data and improving its performance and optimizing payment processing. He is an expert of web application developers who love coding and constantly following the newest technology.