Nextiva

Senior Voice & Video Platform DSP Engineer

Nextiva

full-time

Posted on:

Location Type: Remote

Location: Remote • 🇨🇦 Canada

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Job Level

Senior

Tech Stack

CloudDockerKubernetesVoIP

About the role

  • Develop backend services for voice/video calling using SIP and WebRTC
  • Implement and tune digital signal processing algorithms for superior call audio
  • Optimize codec configurations and adapt bitrates based on network conditions
  • Integrate speech-to-text and text-to-speech capabilities into the platform
  • Design services with a cloud-native approach for deployment on Kubernetes
  • Continuously profile and improve system performance end-to-end
  • Use CI/CD pipelines to deploy updates safely with zero downtime
  • Work closely with Product Managers, front-end teams, AI/ML team, and network engineers

Requirements

  • 5+ years of experience developing VoIP or real-time communication systems
  • Strong knowledge of SIP protocol, WebRTC, and related networking (RTP, NAT traversal)
  • Proven ability to implement call logic and troubleshoot signaling and media issues
  • Hands-on experience with audio processing in real time
  • Familiarity with noise reduction, echo cancellation, jitter buffers, and other voice QoS techniques
  • Proficiency in C/C++ for high-performance, multi-threaded systems programming
  • Experience building and deploying services in a cloud-native environment (Docker, Kubernetes)
  • Exposure to integrating speech recognition and text-to-speech in applications
  • Basic understanding of securing voice communications (TLS, SRTP) and safeguarding customer data
  • Comfortable using CI/CD, infrastructure-as-code, and logging/monitoring tools
  • Excellent collaboration and communication skills
Benefits
  • Multiple health plan options to suit your needs, including medical, dental, vision, and telemedicine coverage
  • Life, disability, and supplemental indemnity plans
  • Flexible Time Off (FTO) for salaried employees, PTO for hourly employees, Paid Sick Time (PST), paid parental bonding leave, and paid holidays
  • 401(k) with company match, Health Savings Accounts with company contributions, Dependent Care FSA
  • Employee Assistance Program and comprehensive wellness initiatives
  • Access to ongoing learning and development opportunities and career advancement

Applicant Tracking System Keywords

Tip: use these terms in your resume and cover letter to boost ATS matches.

Hard skills
VoIPreal-time communication systemsSIP protocolWebRTCC/C++digital signal processingaudio processingcloud-native developmentspeech recognitiontext-to-speech
Soft skills
collaborationcommunicationtroubleshootingproblem-solvingteamwork