Alejandro Rosa

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About

I’m a freelancer who specializes in… from…

Give an introduction about yourself, who are you, what are your most important skills and what differentiates you from other freelancers. This is the first thing clients will see. They are often interested in sector experience and knowledge, so please mention it.


Employment and project experience

Senior Designer Acme Co.
January 2017 - March 2017

UX Designer Microsoft Inc.
January 2019 - March 2019

  • 4 years' experience
  • Joined August 2025

Languages

  • Spanish; CastilianFluent
  • EnglishAdvanced
  • JapaneseIntermediate

Industry experience

  • Education
  • Software & Internet
  • Transportation & Logistics
  • Professional Services

Work experience· 5 roles

Full-Stack Developer · MobeusJan 2024 – Apr 2024 · 4 mos

Worked as Full-Stack Developer remotely and on-site between Buenos Aires and New York. Gained experience in full-stack development with JavaScript and Node.js. Contributed to projects involving front-end and back-end tasks, alongside collaborating with remote and local teams.

Frontend Developer · No CountryOct 2023 – May 2024 · 8 mos

Worked as a Front End developer at No Country as part of diverse highly collaborative teams. Utilized modern technologies including Next.js, React, Tailwind CSS, TypeScript, and JavaScript to create high-quality web applications. Contributed to designing attractive interfaces and enhancing user experience, ensuring applications are easy to use and highly functional. Collaborated closely with development teams and stakeholders to guarantee that applications meet requirements and quality standards. This experience allowed me to acquire expertise in Front-End development, work on significant projects, and improve my skills in creating advanced web applications.

Web Developer · GaoTEK IncOct 2023 – Dec 2023 · 3 mos

Developed more than 20 web pages using WordPress, HTML, and PHP. Collaborated with the web development team on design, coding, and modifications of the company's website. Assisted with the implementation of UI/UX design elements ensuring smooth user experience. Contributed to the development of new features and web functionalities. Optimized website performance in terms of speed and scalability. Solved and resolved custom website problems as they arose.

Web Developer Intern · GAO Tek Inc.Sep 2023 – Dec 2023 · 4 mos
Sr Problem Solver · Mercado LibreJun 2019 – Sep 2023 · 4 yrs 4 mos

Education

Tecnicatura Superior en Programación · Teclab2021 – 2023

Certifications and awards

EFS ET C1 ADVANCED2030 – 2025
JLPT N52030 – 2025

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