Divaldo Barros

Full Stack Developer

Web Developer & Design

Software Developer

Front End Developer

Full Stack Architect

Application Developer

Divaldo Barros

Full Stack Developer

Web Developer & Design

Software Developer

Front End Developer

Full Stack Architect

Application Developer

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Resume
Experience
Full Stack Developer
2025-PRESENT
Full Stack Developer
Online Birds OBSP

Developed and maintained websites and applications for hotels and restaurants based in Portugal, Germany and Austria, alongside with implementing and creating API integrations to support and enhance platform functionality. Also, conduct testing and performance optrimization to ensure high quality, error-free deliverables that meet company and client expactations.

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Freelance Full Stack Developer
2024-2025
Freelance Full Stack Developer
KARPA Inc.

I built dynamic web applications by creating responsive frontends with and robust backends. I manage databases, optimized performance, and ensured secure deployments using tools and CI/CD pipelines, delivering scalable and user-focused solutions.

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IT Specialist
2022-2024
IT Specialist
Winprovit / RTP (Rádio e Televisão de Portugal)

Configured and maintained hardware and software, troubleshooted technical issues, managed user accounts, and ensured system security and performance,  and provided support to end-users and assistance with upgrades and maintenance.

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Web Developer
2016 - 2020
Web Developer
INFORMANTEM, S.A. / Bravantic

Designed, created, tested, programmed and updated web applications. Writing and troubleshooting code in JavaScript, React, HTML, and CSS for various platforms and 360 service applications, with 4 still in
operation.

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Junior Web Developer - Intern
2014
Junior Web Developer - Intern
IntelliOffice, S.A.

Worked as a web developer, creating web platforms, company website, and stock management app.

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Education
IADE - Creative University
2014 - 2018
IADE - Creative University
Lisbon, Portugal

Bachelor in IT Management

Certificate
Universidade Europeia
2013 - 2014
Universidade Europeia
Lisbon, Portugal

Specialization course in Information, Systems, Technology and Programming.

Escola Portuguesa de Luanda
2010-2013
Escola Portuguesa de Luanda
Luanda, Angola

High School Diploma in Information & Technologies

Udemy - Full Stack Development Course Bootcamp
2020
Udemy - Full Stack Development Course Bootcamp
Online Course

HTML, CSS, Bootstrap, Javascript ES6, DOM, jQuery, Unix, Node,js, Express.js, Github, SQL, PostgreSQL, React.js.

Ironhack - Cibersecurity Course
2017-2018
Ironhack - Cibersecurity Course
Online Course

Ethical hacking, ModSecurity, OWASP, SQL & command Injection, XSS, CSRF

Programming Skills
  • JavaScript
    90%
  • TypeScript
    80%
  • PHP
    85%
  • HMTL5/CSS3
    100%
  • SQL/ mySQL Databases
    80%
  • Node.js
    90%
Tool Stack
  • React + Redux
    90%
  • VueJs
    95%
  • Laravel
    85%
  • Git + Devops
    80%
  • Docker
    75%
  • MEAN / MERN Stack
    90%
General Skills
Coding
  • Clean Code Writing
    95%
  • API Integration & Development
    80%
  • Performance Optimization
    80%
  • Responsive Design
    85%
Languages
  • Portuguese
    100%
  • English
    100%
  • Spanish
    60%
  • French
    40%
Platforms
  • Visual Studio Code
    100%
  • Craft
    90%
  • Figma/Adobe XD
    90%
  • WordPress
    100%
  • Github + Gitlab
    90%
  • Chrome DevTools
    85%
  • CodePen
    85%
  • Unity
    75%
Knowledge
  • Git and GitHub
  • UI/UX Principles
  • Communication and collaboration
  • Cross-Browser Compatibility & Testing
  • AWS & Cloud Computing
  • Accessibility (a11y)
  • CI/CD Pipelines
  • Javascript frameworks
  • API Integration
  • Content Delivery Networks (CDNs)
  • HTML, CSS, jQuery
  • Search Engine Optimization
  • Performance Optimization
  • Linux Systems Understanding
  • CSS Preprocessors
  • Website building