Rubén Guerrero
Senior Frontend Engineer at Ontruck- Claim this Profile
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English Professional working proficiency
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Spanish Native or bilingual proficiency
Topline Score
Bio
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Experience
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Ontruck
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Spain
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Freight and Package Transportation
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1 - 100 Employee
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Senior Frontend Engineer
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Jun 2016 - Present
Working as a Senior Staff Software Engineer in one of the vertical teams. Always working close to product and business teams, understanding the business requirements, and applying technology to solve these problems.Also, I am leading the Frontend Guild, organizing the different initiatives and sessions, with the objective of empowering the quality and good practices inside the Guild.I am employee #5 of Ontruck, so I have been working since almost the beginning of the company. It is been a lot of changes in terms of the company structure, way of working, business requirements, etc. Always been opened and well adapted to these changes.Tech used: React, React Hooks, Redux, Python
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Freelance
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Egypt
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Human Resources
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1 - 100 Employee
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Freelance Developer
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Jan 2008 - Present
I have been working as a Freelance Developer for almost the beginning of my career. My mind is every time looking for new side projects and businesses. I sometimes work on websites for small companies, that I do in my free time. I have been working as a Freelance Developer for almost the beginning of my career. My mind is every time looking for new side projects and businesses. I sometimes work on websites for small companies, that I do in my free time.
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idealista.com
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Information Technology & Services
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1 - 100 Employee
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Frontend Engineer
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Feb 2014 - Jun 2016
idealista.com is the leading real estate portal in Spain. I worked on the revamp of almost all the public website, refactoring and recreating almost all the pages from scratch.Also, I worked on building the internal applications of the company. I was mainly focused on Frontend, but also entering on the Backend part if it was needed.Tech used: JSP, Java, Javascript, HTML5, CSS3, jQuery, Dojo... idealista.com is the leading real estate portal in Spain. I worked on the revamp of almost all the public website, refactoring and recreating almost all the pages from scratch.Also, I worked on building the internal applications of the company. I was mainly focused on Frontend, but also entering on the Backend part if it was needed.Tech used: JSP, Java, Javascript, HTML5, CSS3, jQuery, Dojo...
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Redbility
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Spain
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Business Consulting and Services
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1 - 100 Employee
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Frontend Engineer
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Dec 2013 - Feb 2014
Redbility is a design agency. I was working on creating websites for big companies.The designs were very demanding in terms of interactions and user experience, with pixel-perfect adjustments.Tech used: Pixel-perfect, HTML5, CSS3, jQuery, Javascript... Redbility is a design agency. I was working on creating websites for big companies.The designs were very demanding in terms of interactions and user experience, with pixel-perfect adjustments.Tech used: Pixel-perfect, HTML5, CSS3, jQuery, Javascript...
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Peoplecall
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Spain
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Telecommunications
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1 - 100 Employee
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Frontend Engineer
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Jul 2012 - Dec 2013
Peoplecall is a telco company. I was working on building the internal websites and applications of the company.I worked closely with the design team, defining and building the interactions on the different products.I built some landing pages to capture clients.I collaborated in a Phonegap application to make VoiceIP calls.I was in charge of measuring the conversions in the websites.I collaborated in the development of internal applications.Tech used: Responsive design, Jekyll, CSS, HTML5, Pure Javascript, Phonegap...
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Eternitic
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Spain
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Advertising Services
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Frontend Engineer
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Apr 2012 - Jul 2012
Eternitic was a pure marketing company. I learned a lot of marketing concepts during these months.I was the only person in charge of the tech part.I was mostly creating websites focused on marketing campaigns, also working on SEO optimizations, and applying improvements and modifications to old websites.Tech used: Joomla (yes, Joomla), jQuery, HTML5, CSS from the scratch... Eternitic was a pure marketing company. I learned a lot of marketing concepts during these months.I was the only person in charge of the tech part.I was mostly creating websites focused on marketing campaigns, also working on SEO optimizations, and applying improvements and modifications to old websites.Tech used: Joomla (yes, Joomla), jQuery, HTML5, CSS from the scratch...
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Frontend Developer
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Nov 2011 - Apr 2012
This was my first contracted work. I was working as a Frontend Developer creating websites and applications for small and medium companies.Binocean was a small company of three employees. I was really focused on the Frontend part, also playing around with Backend at some points.Here I learned how to create WordPress templates and plugins. Who knows what the future can hold...Tech used: Wordpress, HTML5, jQuery, CSS from the scratch, Django... This was my first contracted work. I was working as a Frontend Developer creating websites and applications for small and medium companies.Binocean was a small company of three employees. I was really focused on the Frontend part, also playing around with Backend at some points.Here I learned how to create WordPress templates and plugins. Who knows what the future can hold...Tech used: Wordpress, HTML5, jQuery, CSS from the scratch, Django...
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Education
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Autodidact
Frontend Engineer -
Higher Technical Certificate
Web application development and computer applications -
High School
Technological scientist