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Gonzalo León AragonGL

Gonzalo León Aragon

Node.js/Java/Web/Python Developer...

€400/day
6 projects
Madrid, ES
3-7 years

Average response time: 1 hour

Freelancer profile translated to English.
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About Gonzalo

Hello! I'm Gonzalo, a Software Engineer specializing in distributed and high-concurrency systems. I have extensive experience in international telecommunications companies (Twilio, Vonage). Although I focus on backend, I also have frontend knowledge in React, React Native, and Kotlin.
  • English

    Fluent

  • Spanish

    Native or bilingual

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

Experience

  • Vonage
    Software Engineer III
    TELECOMMUNICATIONS
    April 2024 - Today (2 years and 2 months)
    Madrid, Spain
    • • Part of the Verify team.
    • • Modern languages and frameworks (Go, Kotlin, Vue.js…)
    • • Kubernetes experience (Kubectl, Argo, EKS…)
    • • Part of the Gen Ai Guild
    Kotlin AWS Kubernetes GO Apache Kafka
  • Twilio
    Software Engineer II
    TELECOMMUNICATIONS
    July 2022 - March 2024 (1 year and 8 months)
    Madrid, Spain
    • • Cutting edge technologies (Terraform, Buildkite, Temporal.io, Kafka…)
    • • Worked with Microservices applying Domain Driven Design and Hexagonal Architecture.
    • • Big responsibilities: On-call, Sensitive and PII data management, Security…
    • • In charge of Speech-to-Text and Text-to-Speech. (More than 1 billion requests per Month)
    Java Apache Kafka Terraform Teamwork AWS
  • Inetum
    Salesforce Internship
    February 2022 - June 2022 (4 months)
    • • Hands on experience with Salesforce consulting.
    • • Developed with Apex and Lightning Web Components.

Reviews

5.0

Out of 3 ratings

D

David

David Amelang

Reviewed on 10/19/2021

Gonzalo has done everything I asked for perfectly and very quickly. It has been a pleasure working with him and I will definitely call him again for any other needs.
A

Alfonso

no

Reviewed on 9/20/2021

Very satisfied with Gonzalo's work, very professional at all times. Excellent problem-solving and timing.

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Education

  • Computer Engineering
    Complutense University of Madrid

Certifications

Skill set (17)

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