Software Developer with 3+ years of experience building secure, scalable backend applications with Java 17/21, Spring Boot 3, Spring Security, and Spring Data JPA. I work with REST APIs, MySQL, Docker, and AWS (Elastic Beanstalk, RDS), with a focus on clean code, security, and reliable delivery.
- 🔭 Open to backend development opportunities
- ☁️ AWS Certified Cloud Practitioner (Aug 2026)
- 🗣️ English: full professional · Spanish: native
💼 LinkedIn · 📧 guillealvarenga22@gmail.com
- 🛒 Dream Shops: e-commerce backend with JWT authentication and role-based access control.
- 🎓 Student Management API: CRUD REST API with Spring Data JPA and MySQL, documented with Swagger.
- ☁️ Product Management API on AWS: Spring Boot + MySQL deployed to Elastic Beanstalk with Amazon RDS.
- 💱 Currency Converter API: REST service with robust error handling and OpenAPI docs.
- Languages: Java 17/21, JavaScript, SQL, HTML5, CSS3
- Backend: Spring Boot, Spring Security, JWT, Hibernate, JPA, REST APIs, Microservices
- Cloud & DevOps: AWS, Elastic Beanstalk, RDS, Docker, Docker Compose
- Testing & Tools: JUnit 5, Mockito, Maven, Git, Postman, Swagger
- AWS Certified Cloud Practitioner: AWS (Aug 2026)
- B1 English for Developers: freeCodeCamp (Jul 2026)
Thanks for visiting! 🌟