Work with us

Junior Fullstack Developer

Are you looking for an innovative and technological project that supports energy sustainability?

Are you betting on green?

In Wattwin we are looking for a Junior Fullstack Developer, with communication skills, eager to continue training, learn and share knowledge with a team.

Working at Wattwin means being part of a growing company, within the world of digital transformation in the renewable energy sector,in our environment new challenges keep appearing and this makes teamwork and communication vital, so we are looking for new players eager to learn, grow and take on new challenges .

Who are we?

We are a young, innovative and flexible company with great projection, with office in Barcelona. Wattwin is the digital solution that allows scaling the self-consumption business anywhere and anytime, we want to help all types of companies to digitize and optimize their photovoltaic business.

What do we expect from you?

We are looking for a dynamic, proactive person with a strong desire to take on new projects and challenges:

  • Recently completed training in computer engineering or the possibility of an internship agreement with a university.
  • Desirable knowledge of JavaScript/TypeScript, HTML, CSS, MongoDB, Angular.
  • Ability to work as part of a team.
  • Communication skills, both speaking and listening.
  • Commitment to the project and its mission.

What do we offer you?

Some of the advantages of working with us are flexibility, stability and job projection:

  • Hybrid work model.
  • Competitive salary.
  • Immediate incorporation to a growing company.
  • Communication and continuous learning with the team.
  • Internship contract with the possibility of continuing with us.
  • Friday intensive day.
  • Good working environment. 
  • Possibility of doing the TFG with us, we will help and support you to get the best out of you.
  • Free coffee and snacks.

Who will you do it with?

You will be part of the team of developers, a young and dynamic working group in which we love to work together to achieve our goals. In addition to the whole team of people at Wattwin who make it possible to work for a more sustainable world energetically.

In Wattwin we believe that change begins with oneself, if you want to join a team with enthusiasm, ambition and cooperation that seeks to promote the use of sustainable energy and thus respect the environment, do not hesitate to contact us.

All we need is your great energy, skills and willingness to be part of a great project!

We would love to meet you!

Are you up for it?

We would love to meet you!


Designs, sells, installs and manages self-consumption and electrification project management software.


Capture and qualify your leads through rich forms and from multiple channels.


Manage your own sales processes with powerful technical design and quoting tools.

Installation and services

Manage your technical and engineering services to automate and streamline your facility's processes.

Post - Sale

Manage your after-sales services by planning your support and maintenance tasks for your customers.


We help you to improve your solar self-consumption offers: access and download for free the Wattwin template with the 5 essential elements to gain more customers ⚡