You're seeing this page as if you were . The main menu is still yours, though. Exit from immersion
Luis Castillo EleraLC

Luis Castillo Elera

Software Engineer

€380/day
Barcelona, ES
8-15 years

Average response time: 1 hour

Freelancer profile translated to English.
Back to original language

About Luis

Software Developer with over 10 years of experience in the public and private sectors, specializing in Java, microservices architecture, agile methodologies, and cloud deployment. Focused on code quality, I have led and contributed to projects achieving 100% of quality metrics, as well as acting as a reference to reach 90% in tech mindfulness (operational stability, quality, and security), delivering functionalities ahead of schedule. I stand out for my adaptability, collaborative work, and results orientation, driving continuous improvements and increasing customer satisfaction.
  • Spanish

    Native or bilingual

Can work on-site
Barcelona (up to 50km)

Experience

  • Minsait BBVA
    Software Engineer
    April 2025 - Today (1 year and 3 months)
    Barcelona, Spain
    Development, support, and maintenance of the Agora web application (Java 11/17, Javascript, Google Cloud)
    Java JavaScript Google Cloud Platform (GCP) MySQL Git
  • NTT DATA Europe & Latam
    Technical Lead
    September 2022 - December 2024 (2 years and 3 months)
    Lima, Peru
    ● Key Achievements:
    o Tribe-level reference for the application of good development and software quality practices.
    o Drove the adoption of “tech mindfulness” (operational stability, quality, and security), contributing to achieving 90% and obtaining gold status.
    o 100% compliance with quality metrics (SonarQube, Checkstyle).
    o Delivery of new functionalities in less time than stipulated, increasing customer satisfaction.

    ● Functions and Responsibilities:
    o Development, support, and maintenance of applications with microservices architecture.
    o Implementation of requirements in Java 11/17, with reactive programming (WebFlux, RxJava).
    o Integration of reactive unit tests (Junit 5, Mockito, JaCoCo) and continuous deployment (GitOps).
    o Deployment of applications in Microsoft Azure, Kubernetes, and Docker using the DevOps cycle in authorized environments.
    o Participation in agile methodologies (SCRUM, Kanban) and use of collaboration tools (Jira, GitFlow).
    o Documentation with Swagger, OpenAPI, and StopLight.
    o As Technical Lead, I led the team in information management, provided support in technical consultations, and promoted best practices in software development.
    Java Reactive Programming JUnit5 Microsoft Azure Microservicios
  • NTTDATA
    Solutions Analyst
    December 2021 - August 2022 (8 months)
    Lima, Peru
    Senior Backend Java Microservices Developer for the BCP client.

    ● Functions and Responsibilities:
    o Development, support, and maintenance of applications with microservices architecture.
    o Implementation of requirements in Java 11/17, with reactive programming (WebFlux, RxJava).
    Java 11 Transact-SQL JUnit5 Microservices Reactive Programming

Recommendations

Be the first to recommend Luis

Help this freelancer shine by sharing your experience working together.

These freelancer profiles also match your criteria

AgathaA

Agatha Frydrych

Backend Java Software Engineer

4.7

(3)

2

BaptisteB

Baptiste Duhen

Fullstack developer

4.6

(4)

5

AmedA

Amed Hamou

Senior Lead Developer

4

(2)

7

AudreyA

Audrey Champion

Web developer

4.3

(3)

4

Education

  • Mobile App Programming Course Jump Start MEAN Stack Course Basic Digital Marketing Course
    AWS Academy
    Curso de Programación de Apps Móviles Curso Jump Start Pila MEAN Curso Básico de Marketing Digital
  • edX Certificate for the Programming with C# course
    Certificado de edX para el curso Programming with C#

Skill set

Categories