Juanjo Requena

Juanjo Requena

Backend Software Engineer

About Me

Currently a software engineer with 3 years of experience and a focus on backend api development. Used to fast‑paced environments, when I code I prioritize meeting product requirements first, covering the different use cases, and then refactor it for a clean and maintainable solution. In general, colleagues know me as a highly motivated individual who is passionate about creating software solutions with a special concern for quality and scalability.

Experience

Coverwallet, an Aon company

Software Engineer (Sep 2021 - Aug 2024)

Developed internal tools and backend services for insurance agents to streamline their operations.

Education

University of Seville

Bachelor in Computer Engineering - Information Technologies (2017-2021)

Sogang University - Korean Language Education Center

Korean language course - Level 4 (Sep 2024 - Nov 2024)

Projects

HiKorea

A redesign of South Korea's immigration portal, aiming to create user-friendly flows that help foreigners fulfill their duties with the immigration office.

Skills

Languages

Strong: TypeScript Familiar: Java, Ruby, Python

Frameworks

NestJS, Node.js, GraphQL, REST, Ruby on Rails

Technologies

Amazon Web Services (AWS), Docker, CircleCI, Datadog, Sentry, Git

Databases

PostgreSQL, MongoDB, Redis

Certifications

AWS Certified Solutions Architect - Associate

Amazon Web Services (AWS)

May 2025

Test of Proficiency in Korean (TOPIK II) - Level 4

South Korea's National Institute for International Education (NIIED)

November 2023

Languages

Korean

Intermediate - Advanced

English

Advanced

Spanish

Mothertongue

Volunteering

2024 WPC/AWPC Korea BenchPress & Powerlifting Fall Classic

WPC/AWPC KOREA

Responsible for running the live streaming for the powerlifting event, managing cameras, and ensuring high‑quality streaming.

Youth Correspondent

Mairena del Aljarafe Youth Delegation

I participated as a youth correspondent in the planning and execution of various cultural events, aimed at providing alternative activities for teenagers.