Senior Java Developer with React
We are seeking a highly skilled Senior Java Developer with expertise in React to enhance and modernize our technology landscape. This role involves working on the development and optimization of backend systems while contributing to cutting-edge React-based UI solutions within a dynamic enterprise setting.
This role offers a full office model, with 3 days per week working from the client's office in Krakow, Poland.
Responsibilities
- Design and implement robust backend services using Java
- Leverage modern frameworks like Spring Boot and Quarkus as well as legacy technologies such as Struts, JSP, and JDBC
- Contribute to system architecture design and ensure seamless integration across enterprise systems
- Optimize Oracle Database performance through schema design and PL/SQL programming
- Manage and deploy applications via CI/CD pipelines to Azure infrastructure, including App Services, Azure SQL, and Kubernetes
- Develop and enhance React and TypeScript-driven user interfaces in cooperation with the frontend team
- Conduct thorough code reviews and guide team members by sharing expertise
- Collaborate with cross-functional teams to ensure scalable and secure application development
Requirements
- At least 5 years of experience in Java backend development
- Expertise in modern frameworks like Spring Boot and Quarkus, alongside legacy systems such as Struts, JSP, and JDBC
- Proficiency in Oracle Database, including schema design, SQL, and PL/SQL
- Competency with CI/CD pipelines and experience in deploying applications to Azure, leveraging App Services, Azure SQL, and Kubernetes
- Familiarity with React and TypeScript for frontend development
- Demonstrated ability to mentor junior developers and collaborate effectively within a team
- English proficiency at B2 level or higher
Nice to have
- Knowledge of system integration within large enterprise ecosystems
- Familiarity with cloud-native architectures and containerization
- Background in the financial sector or experience in regulated industries
