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Senior Backend Developer in Barcelona


Est. Salary
35,000 - €45,000
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Job Description

At we are looking for a Senior Backend Developer to help us expand our platform. You will work with a professional and structured team with the implementation of new products and features using best practices and providing clean code. You will also be taking part in merging and escalating our current infrastructures into microservices, for which you will be working with AWS, Docker and Kubernetes amongst others.

We are looking for a smart, hardworking and honnest person who enjoys challenges and who is eager to learn. Your Role and Responsibilities

  • You have a strong knowledge on Software Engineering concepts.

  • You pay attention to the quality of the software you write.

  • You deliver feature-complete product increments, working on the Back-end components of our products, making them better performing and more user friendly.

  • You take ownership over specific system components while proactively and continuously improving them.

  • You participate in the maintenance of our CI/CD infrastructure together with your team-members.

  • You push automatically tested code into production on a daily basis as part of our continuous delivery pipeline.

  • You thrive for pragmatic perfection, paying attention to details of security, scalability, performance and fault-tolerance.

  • You’re eager to learn, passionate about technology and happy to improve existing products and processes.

  • You’re motivated to work with, and guide teammates towards common success.

Minimal Requirements

  • University degree in Computer Science or equivalent practical experience.

  • 4 years of PHP  professional experience.

  • 2 years of Javascript professional experience.

  • You love to solve complex problems and are able to optimize competing priorities.

  • Good Experience in Software Design (pattern, SOLID).

  • Experience with strategies caching.

  • Strong in RESTful API development.

  • Basic communication skills in English.

  • Good communication skills in Spanish.

  • Ability to work in Spain (work permit).


  • Experience in Kubernetes, Docker, Ansible

  • Experience in AWS(SQS, Api Gateway, Lambda)

  • Experience in J a v a

What we offer

  • Work with cutting-edge technologies.

  • International-minded project (and with customers across 160+ countries).

  • We support an inclusive workplace; enabling everyone to excel based on personal merit, qualifications, experience, ability, and job performance.

  • An important and shaping role in a fast-growing company.

  • A quality oriented development culture – we’re proud of our code, practice TDD, like to pair when needed and use continuous integration.

  • Competitive salary (correlated to your seniority)

  • Continuous training to keep up to date with latest technologies.

  • Quiet and spacious office with terrace in the city center close to public transports and other facilities.

  • Flexible working hours

  • Udemy Account

  • Friday training sessions

  • Fresh fruits

Our application stack

  • PHP

  • J a v a Spring Boot

  • AWS Lambda

  • Mysql

  • Redis

  • Kubernetes

  • J a v a (APIs)

 Our Backend

  • PHP 5, PHP 7

  • Redis - Elastic Cache

  • Mysql - RDS

Our Frameworks

  • Phalcon (Core)

  • Symfony (API’s)

  • Springboot (API’s)

Our methodologies

  • XP

  • CI

  • CD

  • TDD

  • BDD


Our infrastructures

  • Github

  • Docker

  • Ansible

  • AWS (Api gateway, SQS, Lambda, EC2 , RDS)

  • Rancher OS

  • Terraform

  • Grafana

  • Promotheus

  • Kubernetes

 Our front end

  • JavaScript

  • React-JS

Our tools

  • Jira

  • Confluence

  • Google Cloud - GSuite

Recruitment process

Applicants that will pass the technical test will be invited for an interview with our Tech-Lead, a second interview to meet the team to see if you/we fit together, and lastly an interview with the CEO.

Additional information


Tech Lead: Raúl Mesa -



About Euromillions

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