Senior Voice & Video Platform DSP Engineer
Employment Information
Report this job
Job expired or something wrong with this job?
Job Description
Senior Voice & Video Platform DSP Engineer developing real-time voice/video services for Nextiva. Enhancing call quality and enabling AI-powered features on a unified communications platform.
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.
- Enhance Audio Quality (DSP): Implement and tune digital signal processing algorithms for superior call audio.
- Optimize Media & Codecs: Work with real-time media streaming (RTP) and various codecs (Opus, G.711, H.264, etc.).
- Integrate Voice AI Features: Embed speech-to-text (ASR) and text-to-speech (TTS) capabilities.
- Ensure Scalability & Resilience: Design services with a cloud-native approach (microservices, containers).
- Performance & Reliability Tuning: Continuously profile and improve system performance end-to-end.
- DevOps & Support: Use CI/CD pipelines to deploy updates safely with zero downtime.
- Collaboration: 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 writing efficient, low-latency code (lock-free structures, memory management)
- Experience building and deploying services in a cloud-native environment (Docker, Kubernetes)
- Knowledge of designing scalable microservices and using cloud infrastructure (AWS, GCP, or Azure)
- 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
- Experience working in Agile teams
Benefits:
- Health 🍏 - Multiple health plan options to suit your needs, including medical, dental, vision, and telemedicine coverage
- Insurance 💼 - Life, disability, and supplemental indemnity plans
- Work-Life Balance ⚖️ - Flexible Time Off (FTO) for salaried employees, PTO for hourly employees, Paid Sick Time (PST), paid parental bonding leave, and paid holidays
- Financial Security 💰 - 401(k) with company match, Health Savings Accounts with company contributions, Dependent Care FSA
- Wellness 🤸 - Employee Assistance Program and comprehensive wellness initiatives
- Growth 🌱 - Access to ongoing learning and development opportunities and career advancement
Similar Jobs
Field Services Engineer
Field Services Engineer providing on-site technical support and installation for visitor counting systems. Join a dynamic team at Intelligent Counting based in the UK.
Senior Detection Engineer
Senior Detection Engineer leading detection initiatives at Centene. Designing and implementing defenses to improve health outcomes through technology.
ABAP Engineer
ABAP Engineer designing and optimizing programs for SAP systems at Nagarro. Collaborating with global teams and supporting ongoing enhancements and migrations in a dynamic work environment.
Energy Project Engineer
Energy Project Engineer supporting FAA's Energy Management and Compliance Program. Analyzing water and energy usage to develop cost-saving recommendations for various facilities.
Global Supplier Development Engineer – Transformers
Global Supplier Development Engineer at Hitachi Energy ensuring supplier quality and cost-effectiveness across Europe. Implementing quality assurance processes and leading supplier assessments.
Principal Automation Project Engineer – Healthcare
Principal Automation Project Engineer leading automation projects and shaping manufacturing in Jabil's Healthcare sector. Collaborating with teams and overseeing technical requirements for advanced automation solutions.
Staff Software Safety Engineer – Defense
Safety Software Engineer developing safety-critical software for defense and autonomous systems. Leading implementation of safety standards and conducting safety analyses in defense vehicle programs.
Senior Integrated Engineer
Senior Integrated Engineer developing next-generation employer benefits solutions and services at WEX. Supporting applications, resolving issues, and collaborating with teams for efficient delivery.
ML Prompt Engineer – Interior
ML Prompt Engineer at Interr.io developing AI architecture and systems for interior design solutions. Collaborating on optimizing LLM prompts and workflows in a fast-paced startup environment.
Prompt Engineer – LLM Systems, Evals & Safety
Designing high-quality prompts and improving LLM features for webook.com, Saudi’s #1 event ticketing platform. Partnering with engineers to integrate safe and effective prompts into production.
Packaging Engineer
Packaging Engineer ensuring quality and regulatory compliance of packaging materials for FMCG in EURASIA. Leading improvements in cost efficiency and sustainability with cross-functional collaboration.
Senior Deep Learning Algorithm Engineer
Senior DL Algorithms Engineer optimizing deep learning training and inference workloads at NVIDIA. Collaborating with researchers and engineers to enhance performance across hardware and software.
Expert Services Engineer, EMEA
Expert Services Engineer supporting Customer Success team with deployment and integration of XBOW products. Hands-on role facilitating demos, and providing technical support.
Expert Services Engineer – APAC
Expert Services Engineer supporting customer success team with XBOW’s customers. Integrating product deployments and providing Tier 2 technical support in AI-driven cybersecurity.
Expert Services Engineer – AMER
Expert Services Engineer supporting Customer Success team by deploying XBOW’s AI-driven cybersecurity product. Involved in technical support, customer integration, and product feedback for continuous improvement.
Fire Alarm Engineer
Fire Alarm Engineer installing and maintaining fire alarm systems primarily in domestic and commercial properties in London. Join a supportive, family-run electrical services provider.
Managing Engineer
Software Engineer Associate Manager at Allstate driving product architecture and design to enhance user experience. Leading team initiatives in web development with a focus on Java, Spring Boot, and React.
Visualization Engineer
Visualization Engineer responsible for designing user interfaces and assisting with SCADA solutions at Cencora. Focusing on project involvement, user acceptance testing, and documentation.
Teams Extensions Engineer
Microsoft Teams Extensions Engineer enhancing and maintaining Microsoft Teams Add-ins, Bots, and Apps. Collaborating on integrations and ensuring compliance with security requirements.
Distinguished Engineer – Technical Fellow
Distinguished Engineer leading Armada's technical vision and designing advanced edge computing infrastructure. Collaborating with industry partners to enhance product adoption and drive innovation.