Senior /Java Leader

Salary: 1200 - 1600 pln/md on B2B

Hybrid model: hybrid from Gdynia (2 day working from the office, final details to be discussed with the team)

Why choose this offer?

• Be part of a development team working on a long-term project
• Opportunity to shape technical decisions and best practices from the start
• Work on a scalable, high-performance system with a strong focus on clean architecture
• Gain hands-on experience with cloud technologies and containerization

Project

This project will focus on developing scalable backend solutions for high-demand business operations, integrating cloud services, and ensuring system reliability. You will work in an agile environment with a strong emphasis on code quality, clean architecture, and performance optimization.

Expected competences and knowledge

• Min. 8 years of experience and proficiency in Java and backend development principles
• Solid understanding of PostgreSQL and database optimization techniques
• Hands-on experience with Hibernate Criteria API for efficient data queries
• Experience with Docker for containerization and deployment
• In-depth knowledge of the Spring ecosystem (Spring Boot, Spring Batch)
• Experience in batch processing using Spring Batch
• Practical knowledge of AWS services, including ECS, S3, and RDS
• Openness to adopting and working with AI tools

What you'll be doing

• Developing new application modules based on business requirements
• Reviewing and improving code, ensuring high maintainability and scalability
• Designing and implementing efficient backend solutions
• Writing clean, structured, and scalable code following best practices

Technologies you'll work with

• Java
• Spring (Boot, Batch)
• Hibernate
• REST API
• PostgreSQL
• AWS (ECS, S3, RDS)
• Docker
• AI

Client – why choose this particular client from the Jit portfolio?

We have partnered with our Client, a leading HR company with over 60 years of experience and a presence in multiple countries around the world. Our Client provides a wide range of recruitment and job placement services and is dedicated to helping individuals achieve their career goals. 

In Poland, our Client has been operating for over 20 years and is at the forefront of digitization in the HR services industry. Our team has been building the Time tracking system for our Client since 2019, a complex tool for registering and settling the working time of full-time and temporary employees working under different legal and organizational conditions, supporting on-boarding processes, and integrating with the employee portal and mobile app. 

As a member of Jit Team, you will have the opportunity to work on a modern, complex enterprise-class system built in modern technologies such as Java and the AWS cloud. With a business-critical operation, the Work Time system settles working time for tens of thousands of employees every month and contributes to our Client's revenue.

About Jit Team

The Human Factor of IT - it’s not just a slogan, it’s a philosophy. The foundation of Jit Team is people, which is why we prioritise you. We employ over 770 experienced experts, to whom we offer developmental projects, a wide range of benefits, and a proprietary professional development programme. Together with clients from around the world, we create innovative IT solutions delivered by highly specialised and efficient teams.

Behind our maxim are also charitable and educational activities. We support schools, universities, and educational institutions by conducting workshops, running educational projects, sponsoring events, and donating learning equipment. We offer internships that help launch careers in IT. We support water rescuers and hospitals by providing the necessary equipment. We also support numerous charitable organisations helping people in need, children, and the elderly. We are a Polish company and we share what we have achieved over more than 15 years of activity. By supporting local initiatives, we contribute to the circulation of good energy.