Senior Fullstack Developer – Java, JavaScript

Deutsche Telekom IT Solutions Slovakia

Senior Fullstack Developer at Deutsche Telekom enhancing internal application VIS-Tool in an agile environment. Responsible for developing Java and JavaScript components and automating order processes.

Posted 6/2/2026full-timeRemote • 🇸🇰 SlovakiaSenior💰 €3,100 per monthWebsite

Tech Stack

Tools & technologies

JavaJavaScriptMicroservicesOracleSQL

About the role

Key responsibilities & impact

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.
Design technical solutions at module and component level within existing system architectures.
Integrate VIS-Tool with internal microservices, contract systems, and master data sources.
Provide technical consulting and advisory support to business stakeholders.
Collaborate closely with developers, analysts, and business teams in cross-functional agile setups.
Contribute to technical documentation and overall system transparency.
Support the stability, maintainability, and continuous improvement of the application.

Requirements

What you’ll need

strong software engineering experience in enterprise application environments
hands-on development experience with Java, JavaScript, and SQL / Oracle DB – Advanced
experience working in agile development environments
solid understanding of business process automation and software modularization
ability to analyze, design, and implement solutions within existing architectures
comfortable implementing small to medium functional changes across multiple modules
structured, solution-oriented, and analytical working style
communicate clearly with both technical and business stakeholders
enjoy working in cross-functional teams and collaborative environments

Benefits

Comp & perks

Financial benefits
Benefits with focus on learning and development
Benefits with focus on health and sport
Benefits with focus on family and work – life balance
Other benefits

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills & Tools

JavaJavaScriptSQLOracle databasessoftware modularizationbusiness process automationagile developmenttechnical documentationbackend developmentfrontend development

Soft Skills

analytical working stylesolution-orientedclear communicationcollaborationcross-functional teamworktechnical consultingstakeholder engagementproblem-solvingadaptabilitycontinuous improvement