Backend Development Journey and Lessons from Alibaba Taobao

We introduce the second article of the “Long‑termism, often starts from small things – Engineer growth summary” series, featuring experiences from multiple engineers across seven technical domains.

The author, a 5‑year backend developer, shares his career path: a startup stint during college where he built a full website alone, learning to self‑study Java, handle server operations, and cope with security incidents.

After a brief, unsatisfying role at a traditional internet company, he leveraged the slower pace to deepen his knowledge, reading books and consolidating fragmented learning.

At Sina Weibo (2018‑2020) he worked on high‑traffic consumer services, gaining practical experience in multi‑datacenter deployment, hot‑spot degradation, dynamic scaling, and cache strategies to support apps with hundreds of millions of daily active users.

Since 2020 he has been at Alibaba Taobao, developing B2B merchant services. He highlights the benefits of mature infrastructure, automated deployment, and monitoring, and stresses the importance of aligning technical solutions with business goals.

Key takeaways include the need for proactive problem‑solving, recognizing personal shortcomings, avoiding blind decisions, and continuously improving code quality. He also emphasizes collaboration, communication with leaders, and maintaining health for a sustainable career.