Job Title:
Company: Marfeel
Position Type: Contract
Pay Rate: Negotiable
Date Posted: Jan-27-17

Who we are:

Be part of Marfeel, one of the hottest European start-up companies in the mobile ad-tech world, named as Wired Magazine's 2015 Top 100 Startup. We are recommended at the very top by Google itself for our mobile design solution. Together with our partners we have over 2 billion worldwide readers and over 10 billion page views. Our headquarters is based in sunny Barcelona.

Certified Google Publishing Partner

If you feel like a JS/Java Full-stack Developer, be part of Marfeel, one of the hottest European start-up companies!

This is you:

You treat your work like a mission, not just a series of tasks

You live for iterative development; a day without pushing code makes you sad

You're not afraid to crack open an existing code base and bend it to your will

You were born a self-starter; you can take or come up with a high-level idea and run with it until it's done

You have lots of stamina and get bored if you've got nothing to do

You're eternally curious and hungry for knowledge

You're a team player, and know the importance of working with other departments, technical or not, in achieving goals

You aren't afraid to get your hands dirty

You're experienced in the art of building web products that work at massive scale

You're not a programmer, you're a craftsman/craftswoman

You love these things: pair-programming, test-driven development, refactoring, collective-code ownership, continuous integration, refactoring

Main requirements:

Can solve technical problems equally well with OO, DOM oriented, or functional JS

Ability to create an interface using JavaScript, HTML and CSS

Ability to develop server & client side in a end-to-end

Solid understanding of the web technology stack (i.e. headers, cookies, cross-domain restrictions, https, caching, optimization opportunities, hardware acceleration, junk and scroll performance, etc.)

More than 2 years of experience building software that works at web scale

Demonstrable experience with cross-browser JS and CSS development

Solid understanding of HTML5 tags (functions and intent)

Nice to have:

Experience with RequireJS, SASS and Jasmine



Experience with more recent web technologies (i.e. localStorage, geolocation, CSS transitions and transformations)

Experience with GoogleAnalytics

Experience with AdServing

Experience with various AWS services and understand the challenges of deploying large applications in the cloud


This will be you as part of the Marfeel team:

We have 22 different nationalities so, you will not get lost in translation.

Flexible working hours

Free coffee, tea and soft drinks

Sunny office terrace

Ping-pong tournaments

Team building events

Training, books and all you need to feel the empowerment

And, Referral Bonus if you bring other talented people like you

Please apply in the following link:

Location: -Barcelona
Telecommute: No (Onsite Position)
Contact Name: Oriana
Contact Phone: 931785950 ext 142
Contact Email:

Please mention Dev Bistro when contacting us.