Application Developer for Reselling Platform (m/f/d)
Deutsche Telekom IT Solutions Slovakia3 months ago
Košice, SlovakiaMid Level
Responsibilities
- Develop and maintain applications in Java and TypeScript for automation of reselling-service business processes.
- Gather and analyze customer requirements and design maintainable application architectures, interfaces, and relational database structures.
- Implement, test, document, deploy, and support application functionality throughout the software development lifecycle.
- Estimate development, testing, and bug-fixing effort and communicate project status, deliverables, risks, and delays to customers and managers.
- Provide second- and third-level application support, bug fixes, feature updates, release management, and infrastructure backup and restoration.
- Implement application security concepts and maintain documentation for penetration testing and operational handover.
- Manage assigned project tasks, timelines, and communication, mentor junior developers, and provide technical training to users and developers.
Requirements
- Bachelor’s degree in Information Technology or a related information technology education.
- At least 2 years of experience with ICT systems.
- Intermediate to advanced programming experience, including advanced Java 21 and SpringBoot skills.
- Advanced knowledge of RabbitMQ, MySQL, OpenSearch, Docker, Kubernetes, Angular, Cucumber, Git, and Maven.
- Advanced experience with monitoring tools such as Graylog and Grafana, plus skills with SSH, SSL/TLS, WSDL, OAuth2, OpenAPI, and REST.
- Experience with UML and an overview of application servers, databases, custom forms, and workflow programming.
- Upper-intermediate English proficiency at B2 level, communication skills, teamwork, and analytical thinking.
Benefits
- More than 25 benefits covering financial support, learning and development, health and sport, family support, work-life balance, and other areas.
- Base salary is negotiable by seniority and experience and is not lower than €2,000 gross, with variable compensation and other financial benefits.
- Remote work is available only within Slovakia due to European taxation regulations.
- Work-life balance provisions support flexibility, career growth, personal life, and physical and mental well-being.
Tech Stack
Categories
About Deutsche Telekom IT Solutions Slovakia
Deutsche Telekom IT Solutions Slovakia provides IT outsourcing and managed services to corporate clients, with specialties in cloud, applications, SAP, network, and service management. Operating as part of Deutsche Telekom Group, it serves customers primarily in Germany and across the EU, delivering end-to-end enterprise processes such as order-to-cash and procure-to-pay. The company is headquartered in Košice‑Juh, Slovakia, and combines consulting, project delivery, and ongoing operations support.