Senior Java Developer - Remote, Microservices & Spring Expert

Miratech; Szczecin; Remote; PLN 210,000 - 270,000; Full time

Benefits offered by this job

Health insurance

Language courses

Relocation program

Remote work

Certification programs

Mentorship

Internal mobility

Inclusive multicultural environment

Job summary

Miratech in Szczecin is seeking a Senior Java Developer to join a European client project focused on tax administration systems. You will build and maintain secure, scalable backend services in Java using Spring and Quarkus, with microservices architecture and containerized deployments.

You will work with PostgreSQL, REST/SOAP, Kafka, and CI/CD tooling; participate in estimates, code reviews, and roadmaps; collaborate with distributed teams and stakeholders across a global delivery model.

Qualifications

• 6+ years of experience in Java development.
• Strong experience with Spring Framework, Quarkus.
• Understanding of microservices architecture and containers (Docker/Kubernetes).
• Experience with relational databases (PostgreSQL or other RDBMS).
• Experience with REST/SOAP integrations and messaging (Kafka, ActiveMQ).
• Good understanding of testing principles.
• Ability to communicate confidently in English.
• Strong communication and collaboration skills with stakeholders and distributed teams.

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.

Skills

Java

Spring Framework

Quarkus

Microservices

Docker

Kubernetes

PostgreSQL

REST/SOAP

Kafka

English

Tools

Jira

GitLab

ArgoCD

Grafana

Maven

Hibernate

Job description

Miratech in Szczecin is seeking a Senior Java Developer to join a European client project focused on tax administration systems. You will build and maintain secure, scalable backend services in Java using Spring and Quarkus, with microservices architecture and containerized deployments.

You will work with PostgreSQL, REST/SOAP, Kafka, and CI/CD tooling; participate in estimates, code reviews, and roadmaps; collaborate with distributed teams and stakeholders across a global delivery model.