Senior Voice & Video Platform DSP Engineer

Redefine the future of customer experiences. One conversation at a time.

At Nextiva were reimagining how businesses connect bringing together customer experience and team collaboration on a single conversation centric platform. Powered by AI driven by human innovation.

Our culture is forward thinking customer obsessed and built on the belief that meaningful connections drive better business outcomes. Whether its through our signature Amazing Service the technology we create or the experiences we cultivate connection is at the core of who we are.

If youre ready to collaborate with incredible people make an impact and help businesses everywhere deliver truly amazing experiences this is where you belong.

Build Amazing. Deliver Amazing. Live Amazing. Be Amazing.

Nextiva is building a next-generation voice and video platform to power our Unified Communications (UCaaS) and Contact Center (CCaaS) products. This platform blends open-source components with in-house innovation to deliver carrier-grade quality and 99.999% uptime. We need a Software Engineer to drive development of real-time voice / video services enhancing call quality and reliability and enabling AI-powered voice features on our unified customer experience (UCXM) platform. You will work on everything from media servers and audio processing to cloud deployment ensuring our system is scalable secure and high performing. We operate with a DevOps culture engineers own their code from development through production

Key Responsibilities

• Develop Core Communication Services : Build and maintain backend services for voice / video calling (signaling servers call routing logic media gateways) using SIP and WebRTC. Implement features like call setup conferencing transfers and recording with a focus on efficiency and reliability.
• Enhance Audio Quality (DSP) : Implement and tune digital signal processing algorithms for superior call audio. This includes noise suppression echo cancellation jitter buffer optimization and voice activity detection to ensure crystal-clear uninterrupted communication even on poor networks.
• Optimize Media & Codecs : Work with real-time media streaming (RTP) and various codecs (Opus G.711 H.264 etc.). Optimize codec configurations and adapt bitrates on the fly based on network conditions to balance quality and bandwidth.
• Integrate Voice AI Features : Embed speech-to-text (ASR) and text-to-speech (TTS) capabilities into the platform. Enable AI voice agents to participate in calls by streaming audio to AI services and injecting synthesized speech responses. Manage conversation flow between humans and AI (handling interruptions timing responses) to make interactions feel natural.
• Ensure Scalability & Resilience : Design services with a cloud-native approach (microservices containers) for deployment on Kubernetes. Implement high-availability strategies (clustering failover) across global data centers so that the platform achieves five-9s uptime with no downtime for maintenance.
• Performance & Reliability Tuning : Continuously profile and improve system performance end-to-end. Minimize call setup times and audio latency through efficient coding (C / C for media processing) and system optimizations.
• DevOps & Support : Use CI / CD pipelines to deploy updates safely with zero downtime. Write comprehensive automated tests (unit integration load) for your features. Participate in on-call rotation to troubleshoot and resolve production issues in real time and implement lasting solutions to prevent recurrence.
• Collaboration : Work closely with Product Managers front-end teams AI / ML team and with network engineers .

Qualifications

Nextiva DNA (Core Competencies)

Nextivas most successful team members share common traits and behaviors :

Total Rewards

Our Total Rewards offerings are designed to allow Nexties to take care of themselves and their families so they can be their best in and out of the office.

Our compensation packages are tailored to each role and candidates qualifications. We consider a wide range of factors including skills experience training and certifications when determining compensation. We aim to offer competitive salaries or wages that reflect the value you bring to our team. Depending on the position compensation may include base salary and / or hourly wages incentives or bonuses.

At Nextiva were committed to supporting our employees health well-being and professional growth. Join us and build a rewarding career!

Nextiva is an equal opportunity employer. We celebrate diversity and are committed to creating an inclusive environment for all employees. We prohibit discrimination and harassment of any type without regard to race color religion age sex national origin disability status genetics protected veteran status sexual orientation gender identity or expression or any other characteristic protected by federal state or local laws. Nextiva participates in the E-Verify Program where and as required by law. For additional information about E-Verify visit USCIS .

#LI-AL1 #LI-Remote

Founded in 2008 Nextiva has grown into a global leader trusted by over 100000 businesses and 1M users worldwide. Headquartered in Scottsdale Arizona and with teams across the globe were the future of customer experience and team collaboration through our AI-powered conversation-centric platform.

Want to see what life at Nextiva is all about Connect with us on Instagram Instagram MX YouTube LinkedIn and the Nextiva Blog .

Required Experience :

Senior IC

Key Skills

EIGRP,VOIP,VMware,Avaya,BGP,LAN,OSPF,QoS,Project Planning,Scripting,Unity,Troubleshooting

Employment Type : Full Time

Experience : years

Vacancy : 1