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Espeo Software

Senior Java Developer

Espeo Software Show all offers
120 - 150 PLN / hour
Łódź
Poznań
Warszawa
Wrocław
+1
Expires Oct 15, 2026
1 month ago

In short

Senior Java Developer (PLN 120-150/hr) REMOTE (PL). Design/develop backend services (Java 17, Spring Boot), build distributed systems (Kafka), integrate DBs (PostgreSQL), deploy on AWS. Requires Java 17+, Spring Boot, Kafka, PostgreSQL, REST/SOAP, WebSocket, AWS, TDD.

AI-written summary based on the listing content.

Senior Java Developer

  • SKILLS: Java 17+ | SpringBoot | AWS | Apache Kafka | PostgreSQL | REST | SOAP | WebSocketB2B: PLN 120 - 150 / Hour 💰LOCATION: REMOTE (POLAND)START DATE: ASAP
  • Key Services and Requirements: A Roadmap to Your Professional Success
  • Scope of services:

Designing and developing backend services using Java 17+ and Spring Boot.

Building and maintaining scalable, distributed systems based on Apache Kafka.

Integrating applications with PostgreSQL databases.

Ensuring cloud-readiness and deploying services in AWS.

Troubleshooting and debugging issues in distributed environments.

Writing clean, testable code using TDD principles.

Collaborating with cross-functional teams to define, design, and deliver new features.

Here’s a set of skills we require:

Solid hands-on experience with Java 17+ and the Spring Boot framework.

Good understanding of Apache Kafka and its use in distributed systems.

Experience working with PostgreSQL or other relational databases.

Creating and maintaining APIs using REST and SOAP.

Implementing real-time communication using WebSocket.

Familiarity with AWS and deploying applications in a cloud environment.

Ability to debug and troubleshoot complex issues in distributed systems.

Understanding of and experience with TDD practices.

Strong problem-solving skills and the ability to work independently.

Good communication skills and a proactive approach to teamwork.

Nice to have experience with:

Open

StreetMap maps.

Routing libraries such as pgRouting, Graph

Hopper, or others.

Integration with Pekao Connect.

Integration with TPay.

Integration with Comarch ERP.

Published 2026-07-27
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