• Hector Ayestaran
    Analyst/programmer of computerized management systems based in Donostia - San Sebastián (Gipuzkoa, Spain) with more than 20 years of experience in the sector.
  • Freelance Developer
    I have been working as a freelancer for 13 years. Hourly billing based on budget approved by the client. Meetings in my own office or in the client's. Northern Spain.
  • Full Stack
    Expert in web development and customized applications for SMEs and professionals.

Professional software

Hello, my name is Héctor Ayestarán. I am a full stack analyst/programmer expert in web development and customized solutions for SMEs and professionals.

Web apps

I have developed all kinds of web apps with PHP, JavaScript, Node.js, HTML5, and MySQL & SQL Server databases.
I have managed Debian and CentOS machines and worked in Apache / Nginx environments.
I'm experienced in Vue.js and Laravel stack, RESTful APIs, and I have knowledge about Angular and Symfony..
I have team-worked with Git.

Wordpress, Joomla, Prestashop, e-commerce

I offer you the affordable and standardized solution you need, with Wordpress, Joomla or Prestashop.
I have developed modules for Joomla and themes for Prestashop.
I'm experienced in many e-commerce payment systems: RedSys, 4b, PayPal, Stripe, BrainTree, CECA, Sermepa, Caixabank, BBVA.

Desktop and hybrid apps for Android and iOS

To a lesser extent than web developing, I have also created desktop apps for business management with C# and Visual Basic. I'm acquainted with Java.
I've even created a few mobile apps for the main mobile systems, using hybrid technology: Cordova/PhoneGap, HTML5, Ionic.


These are the technologies I have worked with in my freelance period since 2007.
My specialty is web development in LAMP and JavaScript environments.

  • Frontend
  • JavaScript / TypeScript
  • Vue.js
  • jQuery
  • CSS / SASS
  • HTML
  • Bootstrap
  • Databases
  • MySQL / MariaDB
  • SQL Server
  • Editors
  • VS Code
  • NetBeans
  • Eclipse


Apart from the classic CMS corporate site, my services include the following types of development:

Online commerce

Customized virtual stores, natively developed or with PrestaShop. Cloud payment services.

Business management

Data analysis, processing and management systems, charts and reports.

Institutional sites and intranets

Workflow systems, A or AA accessibility sites development, public administration sites maintenance.

Social interaction

Promos, campaigns and commercial strategies. Newsletters, feeds and SMS. Online learning platforms. Forums and chat systems.

Mobile apps

Tools for professionals, remote data management, web and office integration.


Your idea may work. I will help you to assure it.

Quality and seriousness

Freelance worker

I'm registered at the spanish IAE (Spanish Economic Activity Tax Agency), section 2/763.

Hourly billing

Invoicing by hours based on budget approved by the client.

Competitive prices

Negotiable hourly rate according to the number of hours and productivity curve.

Honesty and transparency

I'm not selling unworkable projects. Any potential issue or difficulty will be communicated in advance.

Visiting you in the region

I can go around and work at the client's facilities for specific tasks if necessary.

For new clients

Possible adjustment if payment fully made in advance.


Finally here you have my professional career prior to my current stage as a freelancer.
I have worked on projects for societies and corporations such as Nestlé, Panrico, Vale Music, Euskaltel, municipalities, provincial councils and autonomous governments.

Arista ~ Feb 2005 - Nov 2006
@San Sebastián
Apps and websites analysis and programming.
Technologies: PHP, MySQL, JavaScript.
GFI Norte ~ Dec 2004 - Feb 2005
Development of new modules on the document managnement intranet of the Provincial Council of Biscay.
Technologies: ASP, Visual Basic, SQL Server, DB2.
AXPE Consulting ~ Nov 2004 - Dec 2004
Workflow development on the intranet of the Department of Housing and Social Affairs of the Generalitat de Catalunya.
Technologies: ASP, JavaScript, SQL Server.
Ogilvy ~ Nov 2002 - Aug 2004
Apps and websites analysis and programming, occasional Visual Basic developments.
Technologies: PHP, MySQL, JavaScript, ASP.Net, SQL Server, Visual Basic.
Solé Creativos ~ Jan 2001 - Nov 2002
Websites and CMS analysis, markup and programming.
Technologies: ASP, JavaScript, SQL Server, HTML, CSS, Flash/ActionScript.
Webmaster ~ Jul 2000 - Sep 2000
@San Sebastián
Development of structure, design, markup and programming of corporate site.
Technologies: HTML, CSS, JavaScript, Flash/ActionScript.


For further details, call or text me and I will reply to you as promptly as possible.

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