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Juan Botero

Programmer
Skills
(Self-evaluation)
HTML 90%
JavaScript 80%
CSS 80%
PHP 80%
MySQL 70%
Excel 70%
SQL Server 70%
Bootstrap 60%
Git 50%
Angular 40%
Languages
Spanish:
  • Writing
    100%
  • Reading
    100%
  • Speaking
    100%
Professional profile

Full-Stack Engineer with over 6 years of experience in high-availability enterprise solutions. Specialist in JavaScript (Node.js, NestJS, React, React Native) and PHP, leading migrations to microservices and cloud automation.

Work experience

Semi-Senior Full-Stack Developer
domina entrega total s.a. | February 2023 - Present (3 years 9 months)
Used skills

Mobile app development, technical training in React Native and GCP, legacy system modernization, REST APIs, unit testing with Jest, technical leadership and architectural decision-making.

Major achievement

Leadership in hybrid mobile development with React Native, migration from monoliths to microservices (NestJS, Node.js, Laravel), CI/CD automation with Jenkins and Docker on GCP.

Full Stack Developer
konecta | November 2021 - February 2023 (1 year 3 months)
Used skills

Software implementation with PHP and JavaScript, integration of complex databases, performance improvement, automated deployment, and support for critical applications.

Major achievement

Development of robust modules in PHP (Yii) and JavaScript, database optimization, pipeline automation in Jenkins, critical technical support.

Backend Developer
mercadeo virtual | July 2021 - November 2021 (4 months)
Used skills

API development and maintenance, frontend integration, API contract definition, data consumption optimization, and technical collaboration.

Major achievement

Creating scalable APIs with Node.js and .NET, implementing GraphQL, and designing and managing SQL databases.

Education experience
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