Senior Java Engineer - Remote HealthTech & Microservices

AmRest Holdings SE; Wrocław; Hybrid; PLN 180,000 - 260,000; Full time

Job summary

S3 Connected Health is seeking a Senior Java Developer to design and build highly scalable JAVA enterprise systems. You will participate in requirements gathering and contribute to technology recommendations while communicating effectively with clients and cross-functional teams.

The role requires strong Java, Spring, REST, and microservices experience, plus SQL/JPA knowledge. A flexible working model including remote, hybrid, and office-based collaboration is offered.

Qualifications

• Minimum 5 years of experience in design and development of JAVA systems.
• Strong understanding of OOP, data models and design patterns.
• Broad knowledge of Spring (Spring Boot) framework.
• Experience building server applications with REST API.
• Experience with SQL databases and JPA/Hibernate.

Responsibilities

• Designing and developing leading-edge, highly scalable JAVA enterprise systems.
• Participation in system requirements.
• Contributing input to technology recommendations throughout the project lifecycle.
• Effective communication with clients and team members to solve complex technical challenges.
• Identifying opportunities for improvement and suggesting changes.

Skills

Java

Spring

REST API

SQL

JPA/Hibernate

Kafka

Microservices

English

Tools

Kubernetes

Docker

Helm Charts

Avro/Protobuf/JSON

Job description

S3 Connected Health is seeking a Senior Java Developer to design and build highly scalable JAVA enterprise systems. You will participate in requirements gathering and contribute to technology recommendations while communicating effectively with clients and cross-functional teams.

The role requires strong Java, Spring, REST, and microservices experience, plus SQL/JPA knowledge. A flexible working model including remote, hybrid, and office-based collaboration is offered.