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Senior Frontend Engineer

RemoteSpain, Comunidad Valenciana, ValenciaEngineering

Job description

Who are we?

Jeff is an international Start-up based in Valencia, Spain, that is revolutionizing how customers access every-day services, online to offline. We have more than 2300 hubs across South America, Europe, South East Asia, Africa, Eastern Europe and most recently we have launched our services in the US which represents an incredible market and opportunity for Jeff. Operating worldwide, we provide Jeff’s services in more than 42 countries across our 6 verticals laundry, beauty, fitness, relax, coffee and works.

Jeff's mobile app and online platform connects customers with our local hub services such as laundry, beauty and fitness, allowing them to lay back, relax and enjoy their day.

The good, good life is brought to you by #TheGoodGoodTeam, we are more than 300 passionate and committed Jeffs from all over the world and (most) based in Valencia (Spain). We are a passionate, dynamic, data driven and collaborative team who is ready to change things!

Our core values are our strength, we share and promote them through our organization to create a great culture and a great place to work. Never enough, All in, Zero bullshit, One team. Would you like to join us and become the next “Jeff”? We are looking forward to meeting you!


In Jeff, we are searching for a passionate and highly motivated Frontend software engineer.

The successful candidate needs to have great skills creating large scale architectures for webs, has a keen eye for developing user interfaces and solid knowledge of testing methodologies.

You will be in a challenging, fast-paced and dynamic environment working closely in a multidisciplinary squad satisfying the user's needs and with other Chapter members. We’re looking for a real Frontend Engineer, who is excited and motivated to change things, very outcome-oriented, and of course ready to work in a great team & tech environment.

What will you do?

  • Actively participating in the definition of the objectives for the squad you will be working on.

  • Working with your squad to find opportunities to improve user satisfaction or needs.

  • Crafting, testing and deploying exciting new interactions with our customers.

  • Building cross usable npm components for any squad in jeff.

  • Write and implement testing in the functionalities you’re releasing.

  • Working on some improvements for our Design System.

  • Be involved in the technical vision of Jeff next to the lead of Frontend preparing our technology for the future challenges of the company.

  • Executing elegant solutions and enjoy iterating

  • Offering fresh ideas and being passionate about new technologies and problems to solve

Job requirements

Experience & skills required

  • At least +5 years of relevant full-time experience

  • Ability to communicate effectively across teams and project stakeholders.

  • Proactive mindset and high ownership in the products you’re working on.

  • Experience working on complex, robust and responsive (mobile-first) web applications.

  • Passion for learning new topics, sharing ideas and facing challenges.

  • Great at problem-solving and analytical thinking.

  • Dedicated to building high-quality products.

  • Deep knowledge of Javascript applied to object-oriented programming

  • Experience with at least one of the major frameworks (preferably Vue).

  • Experience working in a continuous integration environment.

  • Experience working with a decoupled backend through HTTP requests.

  • Proficiency in working Asynchronously with APIs.

  • Has experience working with versioning and publishing npm packages.

  • Knowledge working with DDD applied to the frontend.

  • Knowledge testing web applications

  • Business level English

Extra points

  • Experience working in startup environments or product companies.

  • Experience working in companies with their own Design System.

  • Experience working and deploying products around the world.

  • Experience working with Jenkins and Docker.

What's in it for you?

  • Career growth based on public IC levels.
  • Remote work.
  • Flexible working hours.
  • Work-life balance.
  • 23 days of holidays.
  • Bday off.
  • Christmas or New year eve off.
  • Cobee: flexible compensation plan.
  • Payflow: receive your salary immediately.
  • Health insurance discounts (Spain).
  • Health treatment discounts (Valencia).
  • Half day off for children’s birthday.
  • New baby on board support.
  • Paid leave for children’s medical appointments.

Come and join us!


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