doocs/advanced-java resource
😮 Core Interview Questions & Answers For Experienced Java(Backend) Developers | 互联网 Java 工程师进阶知识完全扫盲：涵盖高并发、分布式、高可用、微服务、海量数据处理等领域知识 observed · 2026-08-28
Health v2 · maintenance only
67/100
- Activity 99
- Release rhythm 8
- Longevity 100
How is this computed?
round(0.45*activity + 0.35*rhythm + 0.20*longevity); archived -> min(score, 10) — computed 2026-09-02. Adoption (stars, forks) is never an input.
- gap_med: n/a
- age_days: 2888
- days_rel: n/a
- days_push: 9
- n_releases_24m: 0
Adoption not part of the score
79088 stars · 19170 forks observed · 2026-08-28
What it is AI-extracted, prompt v1, taxonomy v1, 2026-08-29, confidence not recorded
A curated collection of interview questions and answers for experienced Java backend developers, covering high concurrency, distributed systems, high availability, microservices, and massive data processing. It is a free, systematically organized knowledge base maintained by the Doocs community.
Use cases
- prepare for a senior Java backend engineer interview
- learn how message queues like Kafka and RabbitMQ work
- understand Redis caching, replication, and sentinel principles
- study distributed system concepts like Dubbo, ZooKeeper, and distributed transactions
- review microservices architecture and Spring Cloud components
- learn how Elasticsearch achieves distributed search
- understand rate limiting, circuit breaking, and degradation patterns
- study approaches to massive data processing problems
When to choose
- you are a Java backend developer preparing for technical interviews
- you want structured explanations of distributed systems and high-concurrency concepts
- you prefer free, community-maintained study material in Chinese and English
When to avoid
- you need hands-on runnable code or a production library
- you are a beginner seeking introductory Java tutorials
- you need up-to-date coverage of the latest framework versions rather than conceptual fundamentals
Facets
learning-resource · maturity active
developer-tools documentation microservices backend tutorials developer-tools cross-platform interview-preparation java high-concurrency redis message-queue elasticsearch spring-cloud system-design chinese
2 sources
- readme: https://github.com/doocs/advanced-java · fetched 2026-08-28 · abfa99eed461
- homepage: https://java.doocs.org · fetched 2026-08-28 · 53568a03a66e
Member repositories
| Repository | Role | Health v2 |
|---|---|---|
| doocs/advanced-java | main | 67 |
For agents
markdown · JSON · MCP: product_card(name="doocs/advanced-java")
Data as of 2026-08-30T08:39:29.467469+00:00 · Report a problem