Caixa Mágica

Caixa Mágica is a company that seeks to offer robust technological solutions based on open source software to the business and home markets. In recent years, it has also focused on IT outsourcing.
About company

Java backend developer (with shopify experience)

On-site

location Lisbon

date February 22, 2026

types Full-time

Overview:

Global software engineering company with a presence in several countries and a strong focus on delivering tailor-made technological solutions. The company values self-organised teams, where autonomy and individual responsibility are core pillars. It is committed to building long-term relationships with clients from different sectors, based on trust and proximity. Its services span areas such as software development, UX/UI, product management and cloud. The people-first culture puts a strong emphasis on well-being, continuous learning and work-life balance.

What are we looking for?

- Strong experience in backend development using Java, Micronaut and Gradle;

- Solid experience in designing and developing RESTful APIs;

- Experience with Kafka and event-driven architectures;

- Knowledge of API Design & Integration, including OpenAPI and AsyncAPI specifications;

- Experience integrating systems with Shopify and understanding Shopify integration patterns;

- Experience with testing practices and quality assurance;

- Strong understanding of software architecture and design patterns, including: Domain-Driven Design (DDD); Event-driven architecture; Development of reusable components (e.g. catalogue validators);

- Ability to contribute to architectural decisions, API design and technical delivery;

- Experience mentoring and supporting other developers;

- Shopify experience is mandatory.

What can you expect from us?

- A permanent job contract for a long term project;

- Tech equipment + SIM Card + personal smartphone;

- Health and Life Insurance;

- Social events and team buildings;

- The commitment of letting you grow with us, and be rewarded accordingly;

- A dynamic and young team that will be always there to support you;

- Training in the latest technologies;

- Coffee, fruits, snacks and a warm welcoming when you pass by the office.