Hello! I'm Jaime Creixems, also known as webjac.

I’m a Project Manager, UX designer & ​Web developer. I create and manage products and teams with a healthy atmosphere. I also make effective designs, with clear and concise code, and a consistent visual brand.

  • Nationality: Spain (EU)
  • Master in Web Design - Creactiva - Madrid, ES- 2011.
  • Information Engineer - UNITEC - Valencia, VE- 2010.

I believe in honest and smart work in a healthy, diverse environment where ideas are king.

I can provide you with all the expertise you'll need to complete your Web & mobile projects. Let’s talk!

Learn more…



Project Mgmt
Agile - SCRUM
Team Mgmt


UI Design
UX Design
Adobe (PS, AI, ID)

Web Development

JS & jQuery


Community Mgmt


Public speaking

Software Dev

RUP (UML 1.1)
Info Architecture
DB modeling

Other Skills & Qualities

  • Compassionate
  • Mindful
  • Creative
  • Innovative
  • Passionate
  • Curious
  • Open-minded
  • Discipline
  • Leadership
  • Proactivity
  • Resolution
  • Enthusiasm
  • Storytelling
  • Quick Learner
  • Negotiation
  • CRM
  • PR
  • Public Speaking
  • Costumer Support
  • Team Leader
  • Science
  • Technology
  • Design
  • Society
  • Economy
  • Physics
  • Philosophy
  • Mindfulness.
  • Traveling
  • New work paradigms
  • Hiking
  • Entrepeneurship
  • Photography


OPINNO Product & UX Lead

2019 - Currently

Management of multiple web apps.

  • Management of a mid-size team composed by senior programmers (Python, Django), designers and devops.
  • Management of the intranet of the company. Job offers, employees, contracts, messaging, project costs and 360 evaluations.
  • Creation of a new design language for all external web apps.
  • Creation and management of a new online learning app, with course management, from scratch.
  • Management and improvement of all the suite of apps: Challenges for corporate contests, Events for event planning and ticket sales and Academy for online learning and MOOCs.

Inter-American Development Bank (EXR) Senior UX Designer & Website Project Manager

2017 - 2018

Project management and UX Design for all the external IDB's web projects including the main website and more than 45 products

  • Project Management of all web projects from over 30 internal clients. for the entire region.
  • UX Design and Branding curation of the web-related external digital contents produced by the Bank
  • Design consultancy for more than 30 departments across the Bank's sectors of development
  • Defining success metrics and KPIs across all channels for e-marketing strategies within the Bank.
  • Funnel Design, strategic planning of digital media campaigns
  • Curation and preservation of the Bank's Brand across all web products
  • Client relationship and management for EXR's clients on web strategies


  • Executed over 30 successful new websites across the Bank's sectors
  • Successfully completed the implementation the new Core web CMS platform, a capital project for the Bank.
  • Helped the web products of the Bank grow over 10%

Webjac Studio Founder

2006 - Currently

Webjac Studio is my freelance studio for web design & development, UX design, corporate image, WordPress, SEM and Hosting. Visit the updated portfolio.

  • Web Design, Development and Consultancy for over 40 clients. in USA, UK, Australia, Poland, Uruguay, Venezuela, Spain & France.

Tentara Digital Chief of UX & Web Development

2014 - 2016

Working as a semi-permanent contractor in charge of all of Tentara's Digital strategy for them and their clients:

  • Concept, design and development of their new website.
  • Increased yearly revenue in over 40%.
  • Coordination of their development team.
  • Managed over 30 client's projects including: Web design, UX design, Mobile App design, Book design and typesetting.

Daily Wellness Web Designer & Developer


Working as a semi-permanent contractor for a year designing and developing for multiple projects including:

  • Website development for their Auclair brand
  • Mobile App design for their Asensia brand.
  • Using PHP to develop a custom quiz webapp for their Asensia brand.
  • Designed, developed and deployed multiple WordPress sites for their Asensia Brand.
  • Book Desing and typestting of the book: "Growing Younger everyday" by Dr. Laurie Steelsmith. / WebMaster

Madrid, Spain
2011 - 2012

Managed all web projects & deployment for both and for Spain and Portugal. My responsibilities included:

  • Management and deployment of the new webapp (v6).
  • Translations for all new projects.
  • Development of new landing pages, banners and marketing strategies.
  • Increased conversion rate percentages in 118%.

Redradix UX Designer

Madrid, Spain

In Redradix I developed several projects for different clients of the company like Liberty Insurance, SyncTest, etc. using Rails as the main technology behind the projects.

Front-end developer using HAML and SASS for several projects, making all the groundwork for backend developers to integrate their code into the app.

Hipertextual UX Designer

Madrid, Spain

While in Hipertextual I accomplished the release of the new design of the network and also developed new sites for content partners like Telefonica.

  • UX Designer for all the Hipertextual blog networks. Collaborated on the release of the full redesign of the network.
  • Designed and developed Telefonica's Think BIG blog with a complete overhaul of the layout.

Lextrend S.L. Web Designer & UX

Madrid, Spain
2010 - 2011

While in Lextrend I developed all the UX, CSS & HTML in projects for MAPFRE, EPSA and several multinational companies.

San Gabriel High Teacher & Faculty Advisor

Valencia, Venezuela
2006 - 2009

Computer Science Teacher from 9th to 11th Grade (High School).
Teaching more than 300 students weekly.

Delegation Faculty Advisor: Faculty Advisor for the MUN Delegation of the School.

Lionbridge Technologies Query Rater

Remote (Ireland)

Query Rater for Google in Venezuela trough Lionbridge Technologies.

XIMA Inc, LLC Web Designer

Remote (USA)

Main Web Designer: User Experience designer for XIMA Real Estate web app interface.

Web Ink, C.A. Founder & Director

Valencia, Venezuela
2004 - 2006
  • Founder member of Web Ink, C.A. / Image Director and Main Designer.
  • Project Director: Main Coordinator of Work Groups, web architecture supervisor. User Interface and Experience Designer.
  • Corporate Director: General Management of the company. Human Resources management. Accounting and Financial reports. Marketing and advertising strategies.
  • Income growth in more than 80%.
  • Web Development and Strategy for more than 20 different companies.


  • July 2011: Lecture for the Web Developers Association of Spain regarding the differences between designers & developers in Madrid.
  • July 2010: 40-hour course about Web & WordPress development including deep knowledge of CSS & CSS3, web layout using HTML5 and creating a WordPress theme.
  • February 2010: Talk on the Simon Bolivar University about the future of the web.
  • October 2009: Opening & closing keynote of the first BarCamp in Venezuela, BarCamp Valencia.
  • From 2008 to 2010: Several Web-related courses talks as part of the Refresh Valencia group.
  • March 2008: Talk about WordPress in BarCamp Miami.
  • Future of Web Apps 2008 & 2009 in Miami, Fl.
  • UN Models: 2004: Harvard National Model of United Nations (Belize) (Legal Commitee).
  • UN Models: 2004: Venezuelan MUN: USA - UNICEF.


  • Web Developer & UX Designer for 12 years. Check the Portfolio.
  • Consultant on over 60 Web projects, management and digital strategy.
  • Speaker in Web-related events, digital, bootstrapping and startup culture.
  • In charge of designing websites with over 1 million monthly views: Alt1040,
  • Projects I've developed:


Master in Web Design Creactiva Institute

Madrid, Spain
2010 - 2011

Master Studies in Web Design, UX & Interaction Design, Interfaces and Web Development.

Obtained Degree: Master in Web Design

Information Engineering UNITEC

Valencia, Venezuela
2002 - 2009

I - XV quarter of Information Engineering, UNITEC.

Obtained Degree: Information Engineer


Valencia, Venezuela
2004 - 2006
  • 2004 - Delegate: Harvard National Model of Unitec Nations. Legal Committee.
  • 2005 - Chair President: World Health Organization, MONUDI 2004.
  • 2005 - Chair President: DISEC Commitee, MONUDI 2005.
  • 2006 - Secretary General: MONUDI 2006.

United Nations Courses

Valencia, Venezuela
  • Active Reserve Course for United Nations.
  • Advanced Negotiation and Dialog techniques course. MEAD Institute of Venezuela.