Design, implement, and maintain backend services and APIs that power the Frontline platform.
Participate in architecture and system design to ensure reliability, scalability, and maintainability.
Collaborate closely with frontend and cross-functional teams to deliver end-to-end features and seamless integration across the tech stack.
Write clean, testable, and maintainable code using modern engineering and CI/CD practices.
Engage in peer reviews, pair programming, and technical discussions to continuously raise code quality and alignment.
Take ownership of your domain and deliver results with accountability and curiosity.
Explore and evaluate emerging technologies that can enhance the platform's capabilities.

University or college degree in Computer Science, Software Engineering, or a related field.
4+ years of professional experience in backend software development, or proven senior-level expertise in designing and delivering complex software systems.
Strong expertise in Java and Spring Boot , including frameworks such as Spring Data and Spring Security.
Solid understanding of RESTful APIs , microservices , and distributed system design.
Experience with relational databases (e.g., PostgreSQL, MySQL) and ORM frameworks (e.g., Hibernate).
Experience with CI/CD pipelines , Docker , and container orchestration (e.g., Kubernetes).
Understanding of security and authentication standards (JWT, OAuth2, OpenAPI).
Fluency in English; other languages are a plus.

Onsite Onboarding in our HQ office for an optimal start
A hybrid working model based in Porto, Portugal
The opportunity to work on a platform used by frontline workers across industries worldwide
A collaborative, engineering-driven culture that values ownership, quality, and continuous learning
Room to grow technically and professionally within a global technology company
Great compensation and benefits packages including company achievement bonus or sales bonus, company stocks and regular salary reviews
Premiums for the private pension plan ( BAV ) up to the maximum amount are topped up by TeamViewer
Public transport friendly offices
Option to lease an e-bike (Germany only)
Special terms for local gyms
Access to Corporate Benefits platform with many discounts
Regular Team events and company-wide celebrations
Open door policy , no dress code rules, frequent all Hands and Leadership Lunches
Hybrid and Flexible work time with up to 50% home office
Work From Abroad Program allowing up to 40 days of work outside your contracting country
We celebrate diversity as one of core values, join and drive one of the c-a-r-e initiatives together with us!

Senior Java Backend Software Engineer, all genders

Key skills