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I'm a Computer Engineer with 4 years of IT experience in the IT department of a large company. My approach has been multidisciplinary, adapting to the needs of my team, encompassing both core code development phases and phases more focused on project management. I believe I have a strong ability to work in a team, learn quickly, and adapt to change.…

Guillermo Alcaraz

Back-End Developer, Front-End Developer, Full Stack Developer, +2

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I'm a Computer Engineer with 4 years of IT experience in the IT department of a large company. My approach has been multidisciplinary, adapting to the needs of my team, encompassing both core code development phases and phases more focused on project management. I believe I have a strong ability to work in a team, learn quickly, and adapt to change.…

Available to hire

I’m a Computer Engineer with 4 years of IT experience in the IT department of a large company. My approach has been multidisciplinary, adapting to the needs of my team, encompassing both core code development phases and phases more focused on project management.

I believe I have a strong ability to work in a team, learn quickly, and adapt to change.

Skills

Experience Level

Expert

Expert

Intermediate

Intermediate

Language

Spanish; Castilian

Fluent

English

Advanced

Work Experience

Backend Developer at Mercadona

December 1, 2020 - March 1, 2025

Mercadona application development for stores, focusing on backend Java 8 services, Oracle SQL queries and procedures, and minor PHP/Laravel developments. Implemented Spring Boot microservices, API integrations with Kafka topics, and frontend support with Angular. Managed CI/CD with Jenkins, Spinnaker, and Maven; deployed on Google Cloud Platform; performed database administration in PostgreSQL. Collaborated with multidisciplinary teams, followed Agile/SCRUM with Jira, and handled production incidents.

Backend Developer at Orizon

January 1, 2020 - May 1, 2020

Backend development in Java 8; Oracle SQL queries, functions and procedures; Minor PHP developments with Laravel.

Internship - Microservices Developer at N8nas (Freelance)

September 1, 2025 - January 1, 2026

Internship developing microservices in Java using Spring Boot and Spring Batch; Database administration in PostgreSQL; Collaborated with multidisciplinary teams for integration of services, APIs and Kafka topics; CI/CD with Maven; Git-based version control; CI/CD with Jenkins, CloudBees, and Spinnaker; Google Cloud Platform deployment; Jira administration for planning and tracking sprints under SCRUM; Front-end development stage in Angular.