Backend Developer

Job description

Who are we?

Mr Jeff ( is a Valencia based start-up, that is revolutionizing the laundry & dry-cleaning world. We’re a agile team full of passionate & committed professionals, who are building the best way for people to have their laundry done all over the world. Mr Jeff’s mobile app & online platform, connects customers with local laundry services, freeing them from the hassle of doing their daily laundry. Lay back, relax and enjoy your day, Mr Jeff will make sure your clothes are delivered to your door as fresh & clean as the first day! We’re looking for passionate people who are ready to change things!


Are you the one?

We are looking for a highly motivated Senior Java Backend Developer based in our headquarters in Valencia. You need to enjoy working in a fast-paced, dynamic environment and be very result-oriented.

We’re looking for real software developers, who are excited and motivated to change things and to work in a great team & tech environment.

Do you think you have what it takes? Read on!


What will you do?  Role highlights

  • Help define and shape technical architecture of Mr. Jeff platforms.

  • Teamplayer. Work within the engineering team, in order to grow the JVM platform and cloud technologies

  • Not afraid of technical challenges, in fact you hunger for the impossible. You thrive on coding.

  • Work with our product and operations teams to improve our clients experience

  • Monitor and troubleshoot software deployed in production.

Technical requirements:

  • At least 3-5 years of real hands-on experience developing in Java in a professional environment.

  • A minimum of 1 year using Spring boot 2 & Spring 5.X.

  • Advanced understanding of OOP principles

  • Knowledge of Java 11 strongly preferred.

  • MySQL

  • Unit Testing

Extra points:

  • Previous expierence working in microservices arquitecture

  • Experience with Docker, Kubernetes, RabbitMQ and other cloud-enabling technologies highly preferred.

  • Github flow experience will be positively considered

  • TDD

What’s in it for you?

- A competitive salary package.

- Live and work in sunny Valencia. Leave your suit behind!

- Great culture &  working atmosphere, we’re a young, upbeat and international work environment.

- 1 day of remote working per week.

- Cool events, tech meetups & Teambuildings.

- Short working Fridays

- Monthly team budget for events, meetups, techfests...

- Mr Jeff's free monthly subscription (forget about doing your  laundry & ironing your clothes!)

- Free fruit, Coffee & tea 

- English classes

And much more!