About Francisco Javier
Spanish
Native or bilingual
English
Fluent
Experience
- FreelanceFreelance Fullstack DeveloperFebruary 2024 - Today (2 years and 4 months)Málaga, Spain• ● Design and develop high-performance landing pages and websites with ReactJS, JavaScript, HTML5, and CSS3.• ● Implement technical SEO, usability, and responsive design strategies, optimizing loading speed and performance.• ● Manage the complete development lifecycle (SDLC): from requirements analysis to final deployment.
- Tuyu Technology (IBM / Cajamar)Java Microservices DeveloperDecember 2023 - February 2024 (2 months)• ● Developed robust applications using Java 17 under a microservices architecture for the banking sector.• ● Actively collaborated in multidisciplinary teams under Agile/Scrum methodologies in the technical definition of user stories.
- Serbatic (Mutua Madrileña)Java Microservices DeveloperDecember 2022 - June 2023 (6 months)• ● Increased unit test coverage to 85% with JUnit 5 and Mockito, reducing production errors.• ● Executed the critical migration of SOAP to REST services and the transition from jdbcTemplate to Hibernate/JPA, optimizing the persistence layer.• ● Used Keycloak for Identity and Access Management (IAM), with DB2 as the relational database.• ● Refactored critical code to improve system scalability and maintainability using Gradle.
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Education
- Higher Vocational Training Cycle in Web Application Development (DAW)CPIFP-IES Campanillas.Ciclo Formativo de Grado Superior en Desarrollo de Aplicaciones Web (DAW)
- Google IT Automation with Python Professional CertificateGoogle2025Google IT Automation with Python Professional Certificate