Senior Java Backend Engineer — Remote & Flexible

Tooploox; Polska; Hybrid; PLN 240,000 - 320,000; Full time

Job summary

A cutting-edge technology firm in Poland is seeking a Senior Java Developer to build scalable Java applications. The successful candidate will focus on developing a data retrieval platform for a global e-commerce client. Proficiency in Java, Spring Framework, and REST/GraphQL APIs is essential. This role allows for remote work while offering a vibrant office atmosphere in Warsaw and Wrocław, combining collaboration with flexibility to shape the future of AI.

Benefits

Sport subscription

Private healthcare

Free coffee

International projects

No dress code

Free snacks

Modern office

Qualifications

• 5+ years of backend development experience in Java and Spring Framework.
• Proficient in RESTful API design; experience with GraphQL APIs.
• Skilled with message brokers and caching technologies.

Responsibilities

• Develop and maintain the server-side logic of applications using Java.
• Implement efficient and performant backend code for high-volume production applications.
• Monitor application health and ensure reliability in production environments.

Skills

Backend development experience in Java

Proficient in RESTful API design

Experience with GraphQL APIs

Message brokers (Kafka, RabbitMQ)

Caching (Redis, Memcached)

Authentication and authorization mechanisms (OAuth 2.0)

Containerization and orchestration tools (Docker, Kubernetes)

Performance troubleshooting and debugging

Code versioning tools (Git)

CI/CD tools and practices

English B2+

Tools

Docker

Kubernetes

GraphQL

ReactJS

Job description

A cutting-edge technology firm in Poland is seeking a Senior Java Developer to build scalable Java applications. The successful candidate will focus on developing a data retrieval platform for a global e-commerce client. Proficiency in Java, Spring Framework, and REST/GraphQL APIs is essential. This role allows for remote work while offering a vibrant office atmosphere in Warsaw and Wrocław, combining collaboration with flexibility to shape the future of AI.