Fullstack Developer with Java and JavaScript (f/m/x)

Join the project on the implementation of the offering model, where users of banking applications for business customers can use service packages and additional functionalities in one coherent solution. The system supports the development of modern financial services and enables flexible management of customer offerings.

Your tasks

• Development and maintenance of solutions in Java and JavaScript
• Design and implementation of REST APIs and integration between systems
• Creating and developing modern, responsive user interfaces
• Taking care of code quality, including writing unit tests and participating in code review
• Participating in the design of solutions with regard to performance, security and scalability
• Collaborating with analysts, testers and other teams in an Agile environment

Requirements

• At least 5 years of experience in Java application development using Spring Boot and Spring Framework
• Commercial experience in developing front-end parts of applications and very good knowledge of JavaScript
• Previous work in designing and implementing RESTful APIs
• Good knowledge of SQL (PostgreSQL or Oracle)
• Familiarity with version control tools (Git) and CI/CD (e.g. Azure DevOps)
• Experience working with the cloud (GCP preferred)
• Ability to write unit tests
• Knowledge of Polish language
• Residence in Poland

Job no. 260512-O958M

Sii ensures that all hiring decisions are made solely on the basis of qualifications and competence. We are committed to equal and fair treatment of all, regardless of legally protected characteristics. At Sii, we promote a diverse and inclusive work environment, in full compliance with applicable anti-discrimination laws.

Benefits For You

Great Place to Work

Solid financial situation

Contracts with the biggest brands

Centre of internal trainings

Many experts you can learn from

Open and accessible management team

Profit sharing

Passion Sponsorship program

Regular integration events and trips

Comfortable and well-equipped offices

MySii app

Medical care