Backend Developer (Java/Kotlin)
Developing enterprise-grade backend services in Java/Kotlin with a focus on reliability and scalability
Backend Developer (Java/Kotlin) es un rol en la familia Backend Engineering. Tiene 74 habilidades en 5 niveles (de Junior a Principal). 217 habilidades son obligatorias. Dominios clave: Programming Fundamentals, Backend Development, Database Management.
Stack tecnológico
Enfoque por nivel
Building REST endpoints with Spring Boot. Writing unit tests (JUnit/Mockito). Working with JPA/Hibernate. Fixing bugs. Learning Spring ecosystem.
Designing and building microservices. Setting up Spring Security. Optimizing JPA queries. Working with message brokers. Code review. Migrating from Java to Kotlin.
Designing distributed systems. JVM tuning (GC, memory). Reactive programming (WebFlux). Building libraries and starters. Event-driven architecture design.
Domain system architecture. Spring Cloud microservices. Standards for Java/Kotlin development. Coordination with DevOps/Platform. Migrating legacy monoliths.
Enterprise architecture. Choosing JVM vs non-JVM for new systems. Modernization strategy. Company standards. Vendor management.
Matriz de habilidades
74 habilidades × 5 niveles. Haga clic en una celda para ver detalles.
AI-Assisted Development
4 habilidades| Habilidades | 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 habilidades| Habilidades | 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 habilidades| Habilidades | 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 habilidades| Habilidades | 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 habilidades| Habilidades | 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 habilidades| Habilidades | 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 habilidades| Habilidades | Jun | Mid | Sen | Lead | Princ |
|---|---|---|---|---|---|
| GitHub Actions / GitLab CI | A | W | A | E | E |
Observability & Monitoring
6 habilidades| Habilidades | 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 habilidades| Habilidades | 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 habilidades| Habilidades | 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 habilidades| Habilidades | 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 habilidades| Habilidades | 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 habilidades| Habilidades | 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 |
Preguntas frecuentes
¿Qué habilidades se necesitan para el rol de Backend Developer (Java/Kotlin)?
El rol de Backend Developer (Java/Kotlin) requiere 74 habilidades, de las cuales 217 son obligatorias. Las habilidades se distribuyen en 5 niveles: de Junior a Principal. Ver matriz completa.
¿Cómo avanzar al siguiente nivel en el rol de Backend Developer (Java/Kotlin)?
Use la Calculadora de grado para evaluar su nivel actual y obtener recomendaciones personalizadas.
¿Qué stack tecnológico se usa en el rol de Backend Developer (Java/Kotlin)?
El stack incluye 5 tecnologías en diferentes niveles. 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...
¿Cómo define la comunidad los requisitos para el rol de Backend Developer (Java/Kotlin)?
Los requisitos del rol son definidos por la comunidad a través de un sistema de propuestas. Cualquier miembro puede sugerir cambios que pasan por votación y revisión de expertos.