(Senior) Software Developer / Backend (m/f/x)

Sipfront GmbH
📍 Vienna, Vienna, Austria 💼 CDI 🕒 Posted February 21, 2026

Job Description

We are looking for a Backend / Post-Processing Engineer to join our engineering team.


You will work on the core processing pipeline that transforms raw test results, audio streams, signaling logs, and real-time metrics into meaningful reports, analytics, and alerts delivered to our customers.


Your work will directly impact the intelligence layer of our platform: reporting, analytics, monitoring, and audio-quality evaluation.


Tasks



  • Design and implement backend logic for post-processing of test results and communication data

  • Build & extend pipelines for advanced test analytics (voice quality metrics, audio analysis, MOS models, timing & signaling evaluation)

  • Implement and optimize audio-engineering-related processing (signal analysis, codecs, waveform transforms, etc.)

  • Work with infrastructure and deployment tools using Terraform and Docker


Requirements


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Job Details

  • Location Vienna, Vienna
  • Job Type CDI
  • Category Computer Occupations
  • Posted Date February 21, 2026
  • Application Deadline April 02, 2026