Senior Fullstack Developer Java and JavaScript

About the role

Deutsche Telekom IT Solutions Slovakia is looking for a Senior Fullstack Developer (Java and JavaScript) to work on its internal application VIS-Tool, a business-critical system used by several Telekom business units to manage framework contracts and product orders. The role focuses on modular expansion and automation of order request processes, replacing manual Excel-based workflows with a modern, web-server-based architecture. The team works in an agile, cross-functional setup.

Key responsibilities

• Continuously develop and enhance the VIS-Tool application in an agile environment.
• Design and implement modular extensions to automate order request processes (Abrufaufträge) in the CVS/CPS landscape.
• Replace manual, Excel-based workflows with scalable, web-based solutions.
• Implement functional changes across multiple application modules.
• Develop backend and frontend components using Java, JavaScript and SQL with Oracle databases.
• Integrate VIS-Tool with internal microservices, contract systems and master data sources.
• Provide technical consulting and advisory support to business stakeholders.
• Collaborate with developers, analysts and business teams, contribute to technical documentation and support the stability and maintainability of the application.

Required profile

• Strong software engineering experience in an enterprise application environment.
• Hands-on development experience with Java, JavaScript and SQL / Oracle DB (advanced).
• Experience in agile development environments.
• Solid understanding of business process automation and software modularization.
• Ability to analyse, design and implement solutions within existing architectures, and to implement small to medium functional changes across modules.
• Structured, solution-oriented and analytical working style, clear communication with technical and business stakeholders, and enjoyment of cross-functional teams.

Required skills

• Java, JavaScript and SQL with Oracle databases
• Agile development
• Possible specialisation: telecom systems, contract-based process environments, workflow-driven applications with multiple interfaces, and business-facing consulting experience

What we offer

• Base salary depending on seniority and experience, not lower than 3,100 EUR gross, plus a variable part and other financial benefits.
• Over 25 benefits covering learning and development, health and sport, family and work-life balance.
• Work-life balance portfolio and remote working possible only within Slovakia due to tax regulations.