We are looking to hire a Senior Full Stack Developer who will take part in development and maintenance services for customized software solutions for a large European customer, a provider of innovative software solutions for the public sector.
The client is a technology service provider specializing in digital solutions for public sector organizations. The company focuses on developing secure, scalable platforms that support administrative processes, data management, and digital transformation initiatives.
The project includes software application development in the tax administration domain. The system under development is a tax administration system that covers taxation processes in one of the European countries. This complex system covers the full life-cycle of tax declarations processing and tax calculations and assessments that includes integration with multiple external systems. The project team consists of 20+ people.
Responsibilities
- Implement software components according to the design specifications
- Perform system integration and testing, problem troubleshooting,



and resolution
- Perform unit testing of software components
- Participate in estimating project efforts and delivery timelines
- Proactively collaborate with teammates and communicate with the Project Stakeholders to ensure that the Project efforts proceed efficiently and with predictability
- Provide technical input into product roadmaps
- Participate in triage activities (incident analysis and prioritization)
- Support and optimize CI/CD processes

Project Tech Stack
Backend (Java): Spring, Quarkus.
Frontend: Angular (latest versions).
Data & Integration: PostgreSQL, RESTEasy, Hibernate / Panache, Kafka.
Architecture, DevOps & Tools: Microservices, Maven, Flyway, Docker, Kubernetes, GitLab, Jira, ArgoCD, Grafana.
Qualifications
- 6+ years of experience in Java development
- 3+ years of experience in Angular front‑end development
- Strong experience with Spring Framework, Quarkus
- Understan

📌 Senior Full Stack Developer (España)
🏢 Miratech
📍 España