Backend Developer (Java/Kotlin)

Developing enterprise-grade backend services in Java/Kotlin with a focus on reliability and scalability

Backend Engineering Junior Middle Senior Lead / Staff Principal
完整矩阵 职业路径 PDF
74 技能
5 级别
217 必备
359 要求

Backend Developer (Java/Kotlin)是Backend Engineering族群中的角色。涵盖5个级别的74项技能（从Junior到Principal）。其中217项为必备技能。关键领域：Programming Fundamentals, Backend Development, Database Management。

技术栈

Junior Java 21+/Kotlin 1.9+, Spring Boot 3.2+, PostgreSQL, JPA/Hibernate, Maven/Gradle, JUnit 5, Docker
Middle Java 21+/Kotlin 1.9+, Spring Boot 3.2+, Spring Security, PostgreSQL/Redis, Kafka basics, Flyway, TestContainers, Docker Compose, CI/CD
Senior Java 21+ (Virtual Threads)/Kotlin, Spring WebFlux, PostgreSQL/Redis/MongoDB, Kubernetes, Kafka/RabbitMQ, Micrometer/Prometheus, JFR, GraalVM native image
Lead / Staff Spring Cloud (Gateway, Config, Eureka), Kubernetes, Event Sourcing/CQRS, Axon/Eventuate, Terraform, Multi-module architecture, Nexus/Artifactory
Principal Enterprise integration patterns, Multi-DC deployment, JVM tuning at scale, Technology radar, Migration strategies

各级别重点

Junior

Building REST endpoints with Spring Boot. Writing unit tests (JUnit/Mockito). Working with JPA/Hibernate. Fixing bugs. Learning Spring ecosystem.

Middle

Designing and building microservices. Setting up Spring Security. Optimizing JPA queries. Working with message brokers. Code review. Migrating from Java to Kotlin.

Senior

Designing distributed systems. JVM tuning (GC, memory). Reactive programming (WebFlux). Building libraries and starters. Event-driven architecture design.

Lead / Staff

Domain system architecture. Spring Cloud microservices. Standards for Java/Kotlin development. Coordination with DevOps/Platform. Migrating legacy monoliths.

Principal

Enterprise architecture. Choosing JVM vs non-JVM for new systems. Modernization strategy. Company standards. Vendor management.

技能矩阵

74 技能 × 5 级别. 点击单元格查看详情。

A Awareness W Working V Advanced E Expert

AI-Assisted Development

4 技能
技能 Jun Mid Sen Lead Princ
GitHub Copilot A W A E E
Cursor IDE A W A A —
ChatGPT / Claude A W A E E
Prompt Engineering for Code A W A E —

API & Integration

8 技能
技能 Jun Mid Sen Lead Princ
REST API Design A W A E E
GraphQL Design A W A E E
WebSocket API Design A W A E E
gRPC & Protocol Buffers A W A E E
gRPC & Protocol Buffers A W A E E
API Versioning Strategies A W A E E
API Documentation A W A E E
Rate Limiting & Throttling A W A E E

Architecture & System Design

6 技能
技能 Jun Mid Sen Lead Princ
System Design Fundamentals A W A E E
Microservices Decomposition — A W A —
Clean Architecture A W A E E
CQRS A W A E E
Event-Driven Architecture A W A E E
DDD Tactical Patterns — A W A —

Backend Development

8 技能
技能 Jun Mid Sen Lead Princ
Python Web Frameworks A W A E E
Java Spring Ecosystem A W A E E
Apache Kafka A W A E E
RabbitMQ A W A E E
Message Broker Patterns A W A E E
Redis A W A E E
Caching Strategies A W A E E
Elasticsearch / OpenSearch A W A E E

Cloud & Infrastructure

6 技能
技能 Jun Mid Sen Lead Princ
Docker A W A E E
Container Security Scanning A W A E E
Kubernetes Core A W A E E
Terraform A W A E —
AWS A W A E E
Network Fundamentals A W A — —

Database Management

9 技能
技能 Jun Mid Sen Lead Princ
PostgreSQL A W A E E
MySQL / MariaDB A W A E E
Database Indexing A W A E E
Query Optimization A W A E E
Transactions & Concurrency A W A E E
Connection Pooling A W A E E
Database Sharding A W A E E
Data Modeling & Schema Design A W A E E
Database Migrations A W A E E

DevOps & CI/CD

1 技能
技能 Jun Mid Sen Lead Princ
GitHub Actions / GitLab CI A W A E E

Observability & Monitoring

6 技能
技能 Jun Mid Sen Lead Princ
Structured Logging A W A E E
ELK Stack A W A E E
Prometheus & Grafana A W A E E
OpenTelemetry A W A E E
SLI / SLO / SLA A W A — —
On-Call Management A W A E E

Performance Engineering

4 技能
技能 Jun Mid Sen Lead Princ
CPU Profiling A W A E E
Memory Profiling A W A E E
Latency Optimization A W A E E
Performance Budgets A W A E E

Programming Fundamentals

10 技能
技能 Jun Mid Sen Lead Princ
Algorithms & Complexity A W A E E
Data Structures A W A E E
OOP & SOLID Principles A W A E E
Design Patterns A W A E E
Multithreading A W A E E
Async Programming A W A E E
Code Quality & Refactoring A W A E E
Type Safety & Type Systems A W A E E
Generics & Parametric Polymorphism A W A E E
Memory Management A W A E E

Security

4 技能
技能 Jun Mid Sen Lead Princ
OWASP & Application Security A W A E E
Secure Coding Practices A W A E E
Secrets Management A W A E E
JWT / OAuth2 / OIDC A W A E E

Testing & QA

5 技能
技能 Jun Mid Sen Lead Princ
TDD & BDD A W A E E
Unit Testing A W A E E
Integration Testing A W A E E
E2E Testing A W A E E
TestContainers A W A E E

Version Control & Collaboration

3 技能
技能 Jun Mid Sen Lead Princ
Git Advanced A W A E E
Code Review A W A E E
Documentation as Code A W A E E
📊 在矩阵中打开

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常见问题

Backend Developer (Java/Kotlin)角色需要哪些技能？

Backend Developer (Java/Kotlin)角色需要74项技能，其中217项为必备。技能分布在5个级别：从Junior到Principal。 查看完整矩阵.

如何在Backend Developer (Java/Kotlin)角色中晋升到下一级别？

使用等级计算器评估您当前的级别并获取个性化建议。系统将显示晋升所需发展的技能。

Backend Developer (Java/Kotlin)角色使用什么技术栈？

技术栈包含5种不同级别的技术。 Java 21+/Kotlin 1.9+, Spring Boot 3.2+, PostgreSQL, JPA/Hibernate, Maven/Gradle, JUnit 5, Docker, Java 21+/Kotlin 1.9+, Spring Boot 3.2+, Spring Security, PostgreSQL/Redis, Kafka basics, Flyway, TestContainers, Docker Compose, CI/CD, Java 21+ (Virtual Threads)/Kotlin, Spring WebFlux, PostgreSQL/Redis/MongoDB, Kubernetes, Kafka/RabbitMQ, Micrometer/Prometheus, JFR, GraalVM native image...

社区如何定义Backend Developer (Java/Kotlin)角色的要求？

角色要求由社区通过提案系统制定。任何成员都可以提出修改建议，经过投票和专家评审后生效。

社区

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