Senior Software Engineer VoIP

About the job

What you achieve

• Active co-development of complex and modern software solutions in the telephony industry
• Creating technical specifications together with the team, adapting them to our solutions, and implementing them
• Taking on technical leadership in subprojects. You can plan, coordinate, and assist with implementation
• Advising on architecture and technology issues and demonstrating best practices
• Developing and maintaining software applications, components, modules, or interfaces to databases as well as to other applications
• Proactively identifying performance bottlenecks with appropriate countermeasures
• Ensuring that the developed solutions have high maintainability by promoting good design and refactoring
• Getting familiar with new topics and implementing pilot projects using state-of-the-art technologies
• Improving and automating deployment and testing processes (Continuous Integration and Continuous Delivery)
• Creating and maintaining documentation (models, interface descriptions, test procedures, etc.)
• You gladly take on the role of coach/enabler with your experience

Why you succeed

• Completed studies (HF/FH or equivalent) in computer science
• You have 4–6 years of experience in developing web-based services and their architecture since graduation
• Preferably, you have already come into contact with VoIP/SIP
• Kamailio, OpenSIPS, Asterisk, FreeSWITCH
• You bring experience in communication and collaboration with external employees and international projects
• We give you freedom for your own innovative ideas
• Good understanding of software security (SSL/HTTPS, JWT, encryption techniques)
• Good understanding of RESTful web services (REST APIs)
• Java + Spring Boot, PHP, LUA, C
• Experience with web technologies such as JavaScript, CSS, HTML5
• Good understanding of database modeling in SQL and noSQL systems (mySQL, MongoDB)
• You bring good knowledge of automated CI/CD pipelines and their tools
• In addition, you have acquired the following skills in your career:
  • Linux/RHEL, Shell Scripting, Git, Web & Application Server
  • Network, DNS, Load balancer, HTTP

Curious for more?

Innovative successful company with advanced corporate culture

• Modern working conditions and excellent technical infrastructure
• Extensive fringe benefits such as employee discounts on the entire range

To recruiters

We would like to fill this position without headhunter profiles. Thank you for your understanding