Professional Experience

Expert Back-end Developer

Sngular

Apr 2022 — Present

3y 11m

Madrid, Spain

Leading the development of scalable and maintainable back-end systems using NestJS and FastAPI.

  • Implemented microservices architecture using NestJS.
  • Optimized database queries for PostgreSQL and MongoDB.
  • Automated deployment processes with Terraform and Kubernetes.
  • Implemented CI/CD pipelines for automated testing and deployment.
  • Implemented Azure DevOps for project management and CI/CD.
PythonNodeJSNestJSFastAPIPostgreSQLAzureKubernetes

Back-end Developer

Acid Tango

Jun 2021 — Mar 2022

9m

Madrid, Spain

Worked on back-end development using NestJS using Domain Driven Design.

  • Developed scalable APIs for various applications.
  • Collaborated with front-end developers to integrate APIs.
  • Implemented unit and integration tests using Jest.
  • Optimized database performance with PostgreSQL.
NodeJSNestJSPostgreSQLAWSTerraform

Tech Lead

Ringo Technologies

Sep 2020 — Jun 2021

9m

Madrid, Spain

Worked on startup that develops IoT solutions for real estate.

  • Developed IoT Solution of smart locks.
  • Implemented a messaging system using MQTT.
  • Deployed a cloud-based infrastructure using AWS and GCP.
NestJSAWSMQTTGCP

Back-end Developer

Paradigma Digital

Aug 2019 — Sep 2020

1y 1m

Madrid, Spain

Worked on back-end development using Python and Flask.

  • Developed microservices using Flask and SQLAlchemy.
  • Developed ETL pipelines for data processing.
  • Implemented unit and integration tests using Pytest.
  • Optimized database performance with PostgreSQL.
  • Collaborated with front-end developers to integrate APIs.
PythonFlaskPostgreSQLGCP

Full Stack Developer

Acid Tango

Aug 2018 — Jul 2019

11m

Madrid, Spain

Worked on full stack development using Ruby on Rails and VueJS.

  • Developed web applications using Ruby on Rails and VueJS.
  • Implemented RESTful APIs for front-end integration.
  • Optimized database performance with PostgreSQL.
  • Implemented unit and integration tests using RSpec and Jest.
Ruby on RailsVueJSPostgreSQLAWSDocker

Full Stack Developer

SoftPoint Consultores S.L.

Apr 2011 — Jul 2018

7y 3m

Madrid, Spain

Worked on full stack development using PHP, NodeJS and Python.

  • Developed web applications using PHP and NodeJS.
  • Developed front-end applications using backbone and underscore.
  • Implemented RESTful APIs for front-end integration.
  • Optimized database performance with MySQL and MongoDB.
PHPNodeJSPythonMySQLMongoDB

Back-end Developer

Atmira Espacio de Consultoria

Apr 2009 — Apr 2011

2y

Madrid, Spain

Worked on back-end development using Java and Oracle.

  • Developed web applications using Java and Apache Struts.
  • Optimized database performance with Oracle.
JavaOracle