Mid Java Developer

Warsaw (Onsite - near Metro Plac Wilsona)

B2B

About Silk Software House

Silk Software House is a Warsaw-based development company delivering high-quality fintech, e-commerce, and enterprise systems for long-term clients. We focus on clean architecture, pragmatic engineering, and building software that actually runs in production for years.

Your Role

As a Mid Java Developer, you'll work on real-world backend systems used by thousands of users. You'll develop and maintain scalable services, collaborate closely with senior engineers, and gradually take ownership of system components.

Responsibilities

-Develop and maintain backend services in Java (11+) using Spring Boot

-Implement and evolve REST APIs and microservices

-Work with relational databases (PostgreSQL, MySQL) and Hibernate

-Write clean, testable, production-ready code

-Collaborate with frontend, QA, and DevOps teams

Requirements

• This role requires full-time onsite work (no remote or hybrid options). Candidates must be willing and able to work from our office near the Plac Wilsona metro station

• 3-5 years of commercial experience as a Java Developer

• Practical experience with Java and Spring Boot

• Solid understanding of Hibernate ORM and SQL databases

• Familiarity with Git, Gradle/Maven, CI/CD pipelines

• Ability to use modern AI dev tools effectively (ChatGPT, Claude, Cursor, etc.)

• English at B2 level or higher

Nice to Have

• Kafka or event-driven systems

• Basic cloud experience (AWS, GCP, Azure)

• Docker, Kubernetes basics

Rates (B2B)

• 90-120 PLN / hour

Recruitment Process

• Intro call (30 min)

• Technical interview or short task

• Final fit & project discussion

• Offer

Tech Stack

• Java: Regular

• Spring Boot: Regular

• Hibernate: Regular

• PostgreSQL: Regular

• Solid: Regular

• DDD: Regular

• REST API: Regular