Backend Software Engineer

About Welvaart

At Welvaart, we create technology solutions that put people at the center.
Our close leadership style and flexible culture of growth empower our teams and elevate the quality of our delivery. We combine rigor, innovation, and empathy to drive projects that transform businesses and build lasting relationships of trust.

We complement this vision with a performance‑driven Digital Marketing offering, helping companies strengthen their visibility, enhance their online presence, and accelerate growth through smart, measurable strategies.

Role

• Develop, test, deploy, and maintain modern backend solutions;
• Build REST APIs to integrate frontend and backend services;
• Ensure code quality, performance optimization, and maintainability;
• Apply architectural principles including micro-frontends for modularity and scalability;
• Use GitLab for version control, CI/CD pipelines, and team collaboration;
• Collaborate closely with backend, product, and QA teams to deliver high-quality features;
• Identify and resolve performance bottlenecks and ensure cross-device responsiveness and accessibility.

We are looking for

• Graduate degree in Computer Science and/or Computer Engineering;
• At least 4 years of experience in a similar role;
• Experience with continuous integration tools and processes;
• Experience with Node.js and/or Springboot frameworks;
• Experience with Javascript and/or Kotlin (Java is fine also) programming languages;
• Experience with testing frameworks such as Junit, Selenium, Jest or others;
• Experience in one of these databases: Mongodb, Elasticsearch, Postgresql or SqlServer;
• Experience with messaging services (Kafka and/or RabbitMQ) and with cache systems (Redis and/or Memcached).

What you can discover with us?

• Be part of a tech start-up
• Different scopes of project in different sectors
• Structure of fairness and equity salary (Consultant Profile)
• Training & Certification
• Career Path management
• More than 30 Partnerships

UNLEASH THE POWER OF YOUR CAREER