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Hi, I'm Diego Barrales Castillo, a web-focused software developer based in Spain. I help businesses create, improve and maintain their digital solutions: from responsive websites and bespoke tools to process automation and the integration of online services. I specialize in frontend development with Angular, working with international teams on SaaS and e-commerce projects. I value clean code, scalable architecture, and delivering value in agile environments, while constantly learning new tools and technologies.…Hi, I'm Diego Barrales Castillo, a web-focused software developer based in Spain. I help businesses create, improve and maintain their digital solutions: from responsive websites and bespoke tools to process automation and the integration of online services. I specialize in frontend development with Angular, working with international teams on SaaS and e-commerce projects. I value clean code, scalable architecture, and delivering value in agile environments, while constantly learning new tools and technologies.

Diego Barrales Castillo

Front-End Developer, Web Developer, Programmer, +2

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Hi, I'm Diego Barrales Castillo, a web-focused software developer based in Spain. I help businesses create, improve and maintain their digital solutions: from responsive websites and bespoke tools to process automation and the integration of online services. I specialize in frontend development with Angular, working with international teams on SaaS and e-commerce projects. I value clean code, scalable architecture, and delivering value in agile environments, while constantly learning new tools and technologies.…Hi, I'm Diego Barrales Castillo, a web-focused software developer based in Spain. I help businesses create, improve and maintain their digital solutions: from responsive websites and bespoke tools to process automation and the integration of online services. I specialize in frontend development with Angular, working with international teams on SaaS and e-commerce projects. I value clean code, scalable architecture, and delivering value in agile environments, while constantly learning new tools and technologies.

Available to hire

Hi, I’m Diego Barrales Castillo, a web-focused software developer based in Spain. I help businesses create, improve and maintain their digital solutions: from responsive websites and bespoke tools to process automation and the integration of online services.

I specialize in frontend development with Angular, working with international teams on SaaS and e-commerce projects. I value clean code, scalable architecture, and delivering value in agile environments, while constantly learning new tools and technologies.

Skills

Experience Level

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Intermediate

Intermediate

Intermediate

Intermediate

Intermediate

Language

Spanish; Castilian

Fluent

English

Advanced

Work Experience

Freelance Software Developer (Web specialized) at Self-employed

April 1, 2026 - Present

Freelance software developer focused on Web; help businesses and professionals to create, improve and maintain digital solutions, including websites, bespoke tools, process automation and integration of online services.

Frontend engineer at Neura One AG

December 1, 2023 - March 1, 2026

Full-time web developer (Angular +Nx). Member of an international SaaS team in the e-commerce sector. Responsible for the development and maintenance of a web application using Angular with Nx, Redux, Git, Azure DevOps, and libraries such as Formly, NgPrime and Bootstrap. English-speaking work environment.

Frontend Developer at Plexus Tech

October 1, 2023 - November 1, 2023

Full-time Angular (+15) developer for a national bank project. Responsibilities included layout and development with Angular, testing, REST API consumption, and microfrontends. Language: Spanish.

Frontend Developer at Softproject Ibérica

April 1, 2022 - September 1, 2023

Full-time Angular frontend developer in an international software development team using the latest Angular versions. Experience with agile processes (Scrum) and version control with Git, Bitbucket and GitHub. Occasional backend coding with Java Maven.

Internship at Intelec Ingeniería Energética

September 1, 2021 - March 1, 2022

Odoo ERP, technical support and Angular web development. Created internal processes for Odoo ERP with Python, developed a company application in Angular, and led team organization.