Tieto Tech Consulting is seeking a highly skilled Senior Java Full Stack Developer to join a telecom project for our client BICS. The position is hybrid and based in Sofia, Bulgaria.

Responsibilities - Design, develop, and maintain scalable applications using Java, Spring, Spring Boot, Hibernate, JPA, and modern frontend technologies (JavaScript/React). - Lead by example and mentor a development team, driving engineering practices and delivering high-quality software. - Contribute to architecture decisions and collaborate closely with stakeholders, product owners, and cross-functional teams. - Ensure code quality through clean, maintainable, and well-tested code; own features end-to-end from design to deployment. - Design and develop APIs; work with relational and NoSQL databases; optimize SQL queries. - Participate in Agile/Scrum processes and adapt to evolving requirements. - Explore and leverage modern AI-assisted development tools as part of daily workflows. - Travel abroad for business trips as required.

Requirements - 5+ years of professional software development experience in Java. - Strong expertise in Java 17+, Spring, Spring Boot, Hibernate, and JPA. - Proficiency in JavaScript and React.js. - Experience in API design and development; solid SQL and NoSQL database skills. - Good understanding of design patterns, clean code principles, and testing practices. - Experience working in Agile/Scrum environments; strong English communication. - Willingness to participate in early-stage projects, collaborate with architects, and defend technical decisions. - Ability to t

Tieto Tech Consulting is seeking a highly skilled Senior Java Full Stack Developer to join a telecom project for our client BICS. The position is hybrid and based in Sofia, Bulgaria.

Responsibilities - Design, develop, and maintain scalable applications using Java, Spring, Spring Boot, Hibernate, JPA, and modern frontend technologies (JavaScript/React). - Lead by example and mentor a development team, driving engineering practices and delivering high-quality software. - Contribute to architecture decisions and collaborate closely with stakeholders, product owners, and cross-functional teams. - Ensure code quality through clean, maintainable, and well-tested code; own features end-to-end from design to deployment. - Design and develop APIs; work with relational and NoSQL databases; optimize SQL queries. - Participate in Agile/Scrum processes and adapt to evolving requirements. - Explore and leverage modern AI-assisted development tools as part of daily workflows. - Travel abroad for business trips as required.

Requirements - 5+ years of professional software development experience in Java. - Strong expertise in Java 17+, Spring, Spring Boot, Hibernate, and JPA. - Proficiency in JavaScript and React.js. - Experience in API design and development; solid SQL and NoSQL database skills. - Good understanding of design patterns, clean code principles, and testing practices. - Experience working in Agile/Scrum environments; strong English communication. - Willingness to participate in early-stage projects, collaborate with architects, and defend technical decisions. - Ability to t