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.TasksDesign and implement backend logic for post-processing of test results and communication dataBuild & 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 DockerRequirementsPython – primary language for data processing and analyticsGo – high-performance backend servicesPerl – some legacy & core components (Mojolicious) you may interact withTerraform – infrastructure-as-code for our cloud environmentDocker – containerized development and production deploymentExperience with audio processing, telecom protocols (SIP, RTP), or test automation frameworks is a strong plus.Good communication skills in English; German is a plus.Ability to work in agile startup environments.AWS / Cloud-based environment experienceBenefitsWork on cutting-edge automated testing and monitoring for real-time communication systemsShape the analytics and intelligence layer of a unique deep-tech productA modern tech stack with a fast-moving, engineering-focused Hybrid work model with flexibility. (Vienna/Graz/Home Office)Collaborative, friendly international team.Opportunities for deep learning in telecom, audio, and large-scale monitoring pipelinesSend us a message includinga link to your LinkedIn profile or a CV, and…a summary of your accomplishments and/or a link to your GithubAbout the interview:Non-technical part (30min, video call)Technical part (1-2h, video call or on-site)