Full Stack Developer COSMOTE Global Solutions NV, part of the OTE Group of Companies, is a leading ICT Systems Integrator offering a wide array of ICT Solutions and Services. We are committed to delivering innovative technology solutions to meet the needs of diverse clients across various industries.We are seeking a highly skilled Full Stack Developer to join our dynamic team. The ideal candidate will be responsible for designing, developing, and maintaining both front-end and back-end components of web applications, ensuring seamless integration and optimal performance.Key Responsibilities:Design, develop, and maintain scalable web applications both on client-side and server-side.Collaborate with cross-functional teams including front-end developers, back-end developers, designers, and product managers to deliver high-quality software solutions.Develop user-friendly interfaces and efficient back-end logic using modern frameworks and technologies.Implement APIs and services to support front-end functionalities and integrations.Optimize applications for maximum speed and scalability.Ensure application security and data protection best practices are followed.Write clean, maintainable, and well-documented code.Troubleshoot, debug, and resolve software defects and issues.Participate in code reviews and contribute to continuous improvement processes.Stay current with emerging technologies and industry trends to drive innovation.Bachelor’s Degree in Computer Science, Information Technology, or related field.Minimum of 12 years of professional experience as a Full Stack Developer.Proficiency in backend technologies such as Java (Spring Boot), Kotlin, Vert.x, or similar frameworks.Experience with front-end technologies including JavaScript, React, Angular, or Vue.js.Strong understanding of RESTful APIs, microservices architecture, and API-driven development.Experience with databases such as MongoDB, PostgreSQL, Virtuoso Triple Store, and OpenSearch.Familiarity with containerization and orchestration tools like Docker and Kubernetes.Knowledge of security standards including OpenID Connect, OAuth2, TLS, and Keycloak.Experience with security testing tools and dependency management (SAST, DAST, Fortify, SonarQube, Sonatype, Dependency-Track, Maven).Excellent problem-solving skills and ability to work effectively in a multicultural and multidisciplinary team environment.Strong communication skills and proficiency in English (C1 or higher).Familiarity with collaboration tools such as JIRA, Confluence, Office 365, and SharePoint. COSMOTE Global Solutions NV, part of the OTE Group of Companies, is a leading ICT Systems Integrator offering a wide array of ICT Solutions and Services. We are committed to delivering innovative technology solutions to meet the needs of diverse clients across various industries.We are seeking a highly skilled Full Stack Developer to join our dynamic team. The ideal candidate will be responsible for designing, developing, and maintaining both front-end and back-end components of web applications, ensuring seamless integration and optimal performance.Key Responsibilities:Design, develop, and maintain scalable web applications both on client-side and server-side.Collaborate with cross-functional teams including front-end developers, back-end developers, designers, and product managers to deliver high-quality software solutions.Develop user-friendly interfaces and efficient back-end logic using modern frameworks and technologies.Implement APIs and services to support front-end functionalities and integrations.Optimize applications for maximum speed and scalability.Ensure application security and data protection best practices are followed.Write clean, maintainable, and well-documented code.Troubleshoot, debug, and resolve software defects and issues.Participate in code reviews and contribute to continuous improvement processes.Stay current with emerging technologies and industry trends to drive innovation. Bachelor’s Degree in Computer Science, Information Technology, or related field.Minimum of 12 years of professional experience as a Full Stack Developer.Proficiency in backend technologies such as Java (Spring Boot), Kotlin, Vert.x, or similar frameworks.Experience with front-end technologies including JavaScript, React, Angular, or Vue.js.Strong understanding of RESTful APIs, microservices architecture, and API-driven development.Experience with databases such as MongoDB, PostgreSQL, Virtuoso Triple Store, and OpenSearch.Familiarity with containerization and orchestration tools like Docker and Kubernetes.Knowledge of security standards including OpenID Connect, OAuth2, TLS, and Keycloak.Experience with security testing tools and dependency management (SAST, DAST, Fortify, SonarQube, Sonatype, Dependency-Track, Maven).Excellent problem-solving skills and ability to work effectively in a multicultural and multidisciplinary team environment.Strong communication skills and proficiency in English (C1 or higher).Familiarity with collaboration tools such as JIRA, Confluence, Office 365, and SharePoint.