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Joan Cesar Garcia LeonJC

Joan Cesar Garcia Leon

Backend Engineer

€235/day
Madrid, ES
8-15 years
Java
Python
AWS
Apache Kafka
Angular

Average response time: 1 hour

Freelancer profile translated to English.
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About Joan Cesar

  • Spanish

    Native or bilingual

  • English

    Fluent

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

Experience

  • Glintt
    Backend Engineer.
    September 2024 - Today (1 year and 10 months)
    Madrid, Spain
    • Development of microservices with Java 8, 17, and 21 using Spring Framework.
    • FrontEnd Development with Angular 19, unit testing Jasmine/Karma, and e2e Cypress.
    • CI/CD using Jenkins, Clarive, Docker, Kubernetes, Nexus, ArgoCD, SonarQube.
    • Knowledge of Hexagonal Architecture (Ports and Adapters) with Microservices.
    • Microservices architecture and clean code design with Java.
    • PostgreSQL, Oracle, and MongoDB Databases.
    • Cloud environments with Google Cloud Platform (GCP) and AWS.
    • Monitoring and analysis using Grafana, Kibana, and ElasticSearch.
    • Use of messaging queues like Kafka for event-driven architectures.
    • Cluster management with Kubernetes and use of kubectl for deployments and debugging.
    • Task automation using Bash and Python scripts.
    • Scrum Agile methodology. Tracking in Jira and documentation in Confluence.
  • Dimatica (Grupo Sermicro)
    FullStack Engineer.
    June 2023 - September 2024 (1 year and 3 months)
    Madrid, Spain
    • Development of microservices with Java 21 with Spring Framework and Angular 16
    • FrontEnd with Module Federation and microfrontends architecture, NX and monorepos.
    • Knowledge of Hexagonal Architecture (Ports and Adapters) with Microservices.
    • Experience with TDD, Testing Pyramid (Mockito, JUnit,
  • Indra
    FullStack Engineer.
    December 2021 - June 2023 (1 year and 6 months)
    Madrid, Spain
    • Development of microservices with Spring Boot 2.5 and Angular 11.
    • Customization of components with PrimeNG.
    • Spring Batch for processing large volumes of data.
    • Experience with TDD, testing pyramid (Mockito and JUnit) and Pair Programming.
    • Architecture with event-driven services with Kafka.
    • Task tracking and project documentation management with Jira and Confluence.
    ◦ Knowledge of REST APIs Architecture, Microservices (OpenApi), and API First Design.
    • CI/CD using Concourse, Bash, Ruby Docker, and Kubernetes.
    • Design patterns and clean code with Java. Concurrent programming with Future.
    • Technologies: AWS S3, Kafka, RabbitMQ, Pivotal Cloud Foundry, Redis, and MongoDB.
Check out Joan Cesar's experience

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Education

  • Higher Level Vocational Training Cycle in Multiplatform and Web Application Development
    I.E.S Clara del Rey.
    2021
    Ciclo Formativo Grado Superior De Desarrollo De Aplicaciones Multiplataforma Y Web
  • Intermediate Level Vocational Training Cycle in Microcomputer and Network Systems
    Centro Educativo La Salle Sagrado Corazón.
    2018
    Ciclo Formativo Grado Medio En Sistemas Microinformáticos Y Redes.
Check out Joan Cesar's education

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