1,721 Results for

Voice Engineer Jobs in San Francisco, CA

Jobs

Foster City, CA10 days ago

$131,600–$233,700 Per Year

As a Microsoft Teams Staff Systems Engineer, you will own the end‑to‑end deployment, optimization, and evolution of the Teams environment, including meetings, chat, channels, voice, platform integrations, security, device integration, and space booking capabilities. Maximize AI and agentic automation opportunities across Microsoft Teams and the broader Microsoft 365 platform, including Copilot, Graph‑based automation, workflow intelligence, meeting and communication insights, and next‑generation collaboration agents.

San Francisco, CA30+ days ago

$148,500–$223,900 Per Year

As a Senior Voice Engineer, you will work on the latest and most innovative products including Salesforce Voice and Agentforce Voice-solutions deeply integrated into our internal Salesforce environments that are critical to running our global business operations. Partner with global stakeholders including product teams, business units, and technical teams to deliver platform solutions, provide regular platform health updates, and stay current on product releases and cycles.

San Francisco, CA30+ days ago

This role will be responsible for managing and enhancing our NICE CXone ecosystem and associated CX platforms ensuring reliable secure and scalable voice infrastructure that supports critical customer experiences. The ideal candidate will bring deep expertise in CX voice technologies integrations workforce optimization analytics and reporting along with strong troubleshooting capabilities in complex voice and network environments.

Palo Alto, CA9 days ago

$109,600–$234,000 Per Year

You will work closely with developers to integrate new audio hardware, develop automated test scripts, conduct critical listening evaluations, perform root-cause analysis spanning hardware, software, firmware, and manufacturing, and establish efficient validation processes. Tesla is seeking an Audio Telephony & Voice Validation Engineer to join its world-class Audio team, where you will play a critical role in shaping the future of in-vehicle and robotics audio experiences.

San Francisco, CA30 days ago

$145,000–$217,000 Per Year

Our hybrid way of working, enables us to purposefully come together in person, at one of our many Zendesk offices around the world, to connect, collaborate and learn whilst also giving our people the flexibility to work remotely for part of the week. While this range reflects the minimum and maximum value for new hire salaries for the position across all US locations, the offer for the successful candidate for this position will be based on job related capabilities, applicable experience, and other factors such as work location.

San Francisco, CA30+ days ago

Experience working with audio Experience taking a backend system from zero to one Experience building and maintaining a system that integrates with many 3rd party APIs, particularly Point of Sale systems Experience with Python, Kotlin, or Java Experience with containerization tools, such as Docker and Kubernetes Experience working in or alongside AI / ML. Early focus areas include: • Ultra-robust ASR in noisy, multi-mic environments • High-accuracy, menu-aware drive-thru and phone ordering agents • Real-time analytics and operational intelligence • Deeper, more reliable in-restaurant hardware integration.

San Francisco, California30+ days ago

You’ll join a small founding team of Baseten Voice AI, focused on bringing state-of-the-art open source models into production for Voice AI customers across productivity, customer service, clinical conversation, creator tools, education, and more. Develop world-class model serving stack for state-of-the-art open-source voice models - reduce end-to-end and tail latency (p95/p99), increase throughput, and improve GPU efficiency via profiling, runtime tuning, and server-level optimizations.

San Francisco, California30+ days ago

Our technology enables industry-defining enterprises like Avis Budget Group, Block’s Cash App and Square, Chime, Oura Health, and Hunter Douglas to deploy AI agents that power personalized, deeply satisfying interactions across voice, chat, email, SMS, and every other channel. The Voice Agent team builds the real-time systems that allow Decagon agents to carry natural conversations across our omnichannels (phone, web, mobile, etc).

San Francisco, California30+ days ago

We are seeking a Software Engineer to join Deepgram for Restaurants- a new, vertically focused business unit dedicated to solving the toughest problems in the space, working alongside Deepgram’s core research teams. Deepgram is the leading platform underpinning the emerging trillion-dollar Voice AI economy, providing real-time APIs for speech-to-text (STT), text-to-speech (TTS), and building production-grade voice agents at scale.

San Francisco, California30+ days ago

You'll own the systems that make our agents smarter with every patient interaction — from the voice AI that activates patients and handles calls to insurances, vendors, and providers, to the autonomous workflows that orchestrate end-to-end care delivery. Our founding team brings a mix of strong technical experience from companies like Microsoft, Google, Meta, and Amazon, along with serial startup experience ranging from early bootstrapped ventures to Series D scale-ups.

San Francisco, California30+ days ago

Our technology enables industry-defining enterprises like Avis Budget Group, Block’s Cash App and Square, Chime, Oura Health, and Hunter Douglas to deploy AI agents that power personalized, deeply satisfying interactions across voice, chat, email, SMS, and every other channel. As a Voice Research Engineer, you’ll lead the development of the models and algorithms that power Decagon’s industry-leading, real-time voice agents, and drive them all the way into production.

San Francisco, California30+ days ago

Our technology enables industry-defining enterprises like Avis Budget Group, Block’s Cash App and Square, Chime, Oura Health, and Hunter Douglas to deploy AI agents that power personalized, deeply satisfying interactions across voice, chat, email, SMS, and every other channel. As a Voice Research Engineer, you’ll lead the development of the models and algorithms that power Decagon’s industry-leading, real-time voice agents, and drive them all the way into production.

Redwood City, California29 days ago

2+ years experience developing voice-driven systems including speech-to-text, text-to-speech, and real-time audio processing, with at least one end-to-end pipeline shipped to users or deployed on hardware. Experience working on compute-constrained platforms where software meets hardware (robotics, edge devices, consumer electronics, or similar) including debugging problems that cut across both.

Palo Alto, California30+ days ago

Our platform makes it easier for patients to find the right doctor, helps providers focus on those who need them most, and ensures faster access to care—delivering better care and stronger economic outcomes at scale through harnessing the latest AI innovations. Sage Care is a fast-growing, early-stage healthcare startup founded by exceptional leaders from Apple, Uber, Carbon Health and backed by top-tier venture capital (General Catalyst, Chelsea Clinton).

San Francisco, CA30+ days ago

$220,000–$280,000 Per Year

Lead autoscaling architecture for latency-sensitive voice workloads - design and ship orchestration systems that handle bursty, real-time traffic across tens of thousands of GPUs; solve the hard problems at the intersection of concurrent connection limits, streaming state, and hard latency ceilings that generic autoscalers weren't built for. Define the voice API feature surface - make the architectural calls on word-level alignment, real-time speaker diarization, audio format support (g711/mulaw, PCM, WebRTC), pronunciation controls, and multi-context WebSocket - with a clear view of what unlocks the next category of developer use cases.

San Francisco, CA30+ days ago

$200,000–$260,000 Per Year

We believe open and transparent AI systems will drive innovation and create the best outcomes for society, and together we are on a mission to significantly lower the cost of modern AI systems by co-designing software, hardware, algorithms, and models. You'll work hands-on with inference engines like TRT-LLM and SGLang to optimize how we serve models like Whisper, Parakeet, Orpheus, and Kokoro - pushing latency and throughput to the frontier.

Palo Alto, California30+ days ago

Mountain View, CA16 days ago

We"re looking for engineers who bring fresh ideas from all areas, including information retrieval, distributed computing, large-scale system design, networking and data storage, security, artificial intelligence, natural language processing, UI design and mobile; the list goes on and is growing every day. This includes bringing together the best of Google's artificial intelligence, software, and hardware to build global smartphones and create transformative experiences for users across the world.

san francisco, CA30+ days ago

Motivation and high-agency to drive outcomes - we have a high-autonomy culture and each team member has lots of agency to overcome obstacles and achieve customer impact. Telephony: Build real-time integrations to telephony systems and call centers to enable Sierra to pick up the phone, and make outbound phone calls, reliably.

San Francisco, CA30+ days ago

$200,000–$260,000 Per Year

You'll build the real-time WebSocket and HTTP APIs that developers use to ship voice experiences, design autoscaling for latency-sensitive streaming workloads, and ensure our multi-provider voice platform is reliable enough for production voice agents handling millions of calls. Implement voice-specific API features: word-level alignment, speaker diarization in realtime, audio format flexibility (g711/mulaw for telephony, PCM, WebRTC formats), pronunciation controls, and multi-context WebSocket support.

Redwood City, CA30+ days ago

Growing 100% year-over-year Our AI product (HOAi) went from $0 to millions in months Backed by Cove Hill Partners and JMI Private Equity 6M+ doors on our platform, displacing legacy systems. The backend powers session orchestration, streaming pipelines, tool execution, integrations, and the data layer that makes voice agents reliable, debuggable, and continuously improving.

San Francisco, California15 days ago

We are primarily an in-person company based in San Francisco, with growing offices in Atlanta, New York, London, Paris, Madrid, Munich, Singapore, Japan, and Sydney. Motivation and high-agency to drive outcomes - we have a high-autonomy culture and each team member has lots of agency to overcome obstacles and achieve customer impact.

San Francisco, CA12 days ago

San Francisco, CA30+ days ago

$220,000–$280,000 Per Year

Lead productionization of voice models at scale - design the serving architecture for serverless and dedicated endpoints, including batching strategies, streaming inference pipelines, and memory management tailored to real-time audio; own reliability and latency SLAs. Influence platform architecture across the organization - partner with platform engineering leadership to ensure the serving layer is built for the latency and reliability demands of real-time voice APIs; your technical decisions should raise the ceiling for the whole team.

San Francisco, California9 days ago

Lead autoscaling architecture for latency-sensitive voice workloads — design and ship orchestration systems that handle bursty, real-time traffic across tens of thousands of GPUs; solve the hard problems at the intersection of concurrent connection limits, streaming state, and hard latency ceilings that generic autoscalers weren't built for. Define the voice API feature surface — make the architectural calls on word-level alignment, real-time speaker diarization, audio format support (g711/mulaw, PCM, WebRTC), pronunciation controls, and multi-context WebSocket — with a clear view of what unlocks the next category of developer use cases.

San Francisco, CA30+ days ago

$300,000–$430,000 Per Year

Our technology enables industry-defining enterprises like Avis Budget Group, Block's Cash App and Square, Chime, Oura Health, and Hunter Douglas to deploy AI agents that power personalized, deeply satisfying interactions across voice, chat, email, SMS, and every other channel. The Voice Agent team builds the real-time systems that allow Decagon agents to carry natural conversations across our omnichannels (phone, web, mobile, etc).

San Francisco, CA30+ days ago

You'll join a small founding team of Baseten Voice AI, focused on bringing state-of-the-art open source models into production for Voice AI customers across productivity, customer service, clinical conversation, creator tools, education, and more. Drive cross-team collaboration with sister engineering teams to solve full-stack technical problems, aligning on priorities, and coordinating end-to-end delivery across the product surface area.

San Francisco, CA30+ days ago

$350,000–$475,000 Per Year

Our technology enables industry-defining enterprises like Avis Budget Group, Block's Cash App and Square, Chime, Oura Health, and Hunter Douglas to deploy AI agents that power personalized, deeply satisfying interactions across voice, chat, email, SMS, and every other channel. As a Staff Voice Research Engineer, you'll lead the development of the models and algorithms that power Decagon's industry-leading, real-time voice agents, and drive them all the way into production.

San Francisco, CA30+ days ago

$200,000–$400,000 Per Year

Our technology enables industry-defining enterprises like Avis Budget Group, Block's Cash App and Square, Chime, Oura Health, and Hunter Douglas to deploy AI agents that power personalized, deeply satisfying interactions across voice, chat, email, SMS, and every other channel. As a Voice Research Engineer, you'll lead the development of the models and algorithms that power Decagon's industry-leading, real-time voice agents, and drive them all the way into production.

Palo Alto, CA30+ days ago

$225,000–$325,000 Per Year

In this role, youll work at the intersection of research and productiondeveloping, training, and shipping neural models across the full spectrum of voice: speech synthesis, recognition, audio generation, and real-time spoken dialogue. Research, develop, and optimize neural models for voice and audioincluding text-to-speech, automatic speech recognition, audio generation, and spoken dialogue systems.

New!

San Mateo, CA3 days ago

$243,290–$295,250 Per Year

Every day, tens of millions of people come to Roblox to explore, create, play, learn, and connect with friends in 3D immersive digital experiences– all created by our global community of developers and creators. A career at Roblox means you’ll be working to shape the future of human interaction, solving unique technical challenges at scale, and helping to create safer, more civil shared experiences for everyone.

San Ramon, CA30+ days ago

Technical Skills: • Modern C++ (C++17+) • RTP/SIP • Audio codecs • SIP/SDP • ASR/TTS integration • AI APIs • Cloud platforms (AWS/Azure/GCP) • CI/CD • Containers • SRE principles. Benefits: • Five9 Shares • Bonus Scheme • 10% Flexi Benefit • Meal Allowance • Medical Insurance • Life Insurance • 25 day Annual Leave + Public Holidays.

San Francisco, California9 days ago

Lead productionization of voice models at scale — design the serving architecture for serverless and dedicated endpoints, including batching strategies, streaming inference pipelines, and memory management tailored to real-time audio; own reliability and latency SLAs. Influence platform architecture across the organization — partner with platform engineering leadership to ensure the serving layer is built for the latency and reliability demands of real-time voice APIs; your technical decisions should raise the ceiling for the whole team.

San Bruno, CA11 days ago

Collaborate with Living Room Devices and Ecosystem teams to unlock integrations with Gemini and device partners, pilot OS-level features within Google TV and lead the strategy to scale these across major third-party platforms like Samsung, LG, and Roku. Partner across teams to expand voice capabilities from search into direct, in-app actions, such as writing comments, purchasing products, and app navigating features like going to watch history or managing subscriptions.

San Francisco, California30+ days ago

It requires low latency, high reliability, natural turn-taking, and the ability to handle messy, real-world interactions across phone systems and global customers. We are primarily an in-person company based in San Francisco, with growing offices in Atlanta, New York, London, Paris, Madrid, Munich, Singapore, Japan, and Sydney.

Palo Alto, CA30+ days ago

$180,000–$440,000 Per Year

ABOUT THE ROLE: The Grok Voice Product team builds seamless, world-class voice experiences for Grok across every platform and product surface. Collaborate directly with Grok Voice model, media, and product teams to deliver end-to-end experiences.

Palo Alto, CA30+ days ago

$150,000–$450,000 Per Year

Work on pre-training and post-training of speech-language models, with targeted enhancements through supervised fine-tuning, reinforcement learning, and other techniques to ensure Grok Voice responses are accurate, factually grounded, natural and idiomatic in spoken style, conversational in tone, and fluent across multiple languages. Build and iterate a comprehensive evaluation framework covering objective metrics (accuracy, quality, latency, expressiveness), human preference studies, content factuality assessments, real-time interaction quality, and experimentation infrastructure to measure and improve performance.

San Francisco, CA30+ days ago

Palo Alto, CA12 days ago

$150,000–$450,000 Per Year

Palo Alto, CA12 days ago

$180,000–$440,000 Per Year

San Francisco, California30+ days ago

Improve breadth and depth of voice quality: Evaluate, compare, and iterate on voices across multiple providers, languages, and use cases, ensuring experiences meet a high bar for clarity, naturalness, and appropriateness while continuously improving product and systems. Co-create agent personas and interaction patterns: Work with internal teams and customers to shape agent personalities, behaviors, and interactions, supporting distinct and intentional agent experiences as a trusted advisor.

San Francisco, CA24 days ago

$172,500–$260,100 Per Year

Occasionally contributing to development tasks such as code reviews, architecture reviews and feature verifications to assist teams with release commitments, to gain understanding of the deeply technical product as well as to keep your technical acumen. The Agentforce Voice team is looking for a technically strong, highly collaborative and accomplished Senior Engineering Manager to join our exceptional team of engineers.

San Francisco, CA30+ days ago

$200,000–$285,000 Per Year

Our technology enables industry-defining enterprises like Avis Budget Group, Block's Cash App and Square, Chime, Oura Health, and Hunter Douglas to deploy AI agents that power personalized, deeply satisfying interactions across voice, chat, email, SMS, and every other channel. We're building a future where customer experiences are being redefined from support tickets and hold music to faster resolutions, richer conversations, and deeper relationships.

San Rafael, CA30+ days ago

$54.32–$81.48 Per Hour

MarinHealth is already realizing the benefits of impressive growth and has consistently earned high praise and accolades, including being Named One of the Top 250 Hospitals Nationwide by Healthgrades, receiving a 5-star Ranking for Overall Hospital Quality from the Centers for Medicare and Medicaid Services, and being named the Best Hospital in San Francisco/Marin by Bay Area Parent, among others. Manage System Changes: Oversee and implement system changes in compliance with organizational change control processes, including performing after-hours changes when required to minimize operational impact.

San Rafael, California30+ days ago

MarinHealth is already realizing the benefits of impressive growth and has consistently earned high praise and accolades, including being Named One of the Top 250 Hospitals Nationwide by Healthgrades, receiving a 5-star Ranking for Overall Hospital Quality from the Centers for Medicare and Medicaid Services, and being named the Best Hospital in San Francisco/Marin by Bay Area Parent, among others. This role leads support of Cisco Unified Communications platforms—including CUCM, Unity (CUC), UCCX, CER, CIMP, and Informacast—while also contributing to the design, implementation, and maintenance of a secure, scalable network infrastructure.

San Francisco, California30+ days ago

Our team combines deep expertise in model innovation and systems engineering paired with a design-minded product engineering team to build and ship cutting edge models and experiences. Build and operate the distributed systems behind Cartesia's voice agents: load balancing servers, workers, and the realtime media pipelines that tie them together.

San Rafael, CA19 days ago

This role partners closely with operations, engineering, and business stakeholders to translate operational needs into reliable reporting solutions, while also supporting incident resolution, root cause analysis, and continuous improvement of data pipelines and reporting frameworks. This role is responsible for supporting, maintaining, and optimizing data, reporting, and analytics capabilities across enterprise contact center platforms, including NICE CXone and related reporting, analytics, and data integration tools.

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Voice Engineer Jobs in San Francisco, CA

Staff Systems Engineer, Microsoft Teams Visa Technology and Operations LLC

Senior Voice Engineer Salesforce Inc

Senior Voice Systems Engineer Customer Experience (CX) The Gap Inc

Audio Telephony & Voice Validation Engineer Tesla Inc

Senior Full Stack Engineer, Solve Voice Zendesk Inc

Software Engineer, Voice Agents / AI - Deepgram for Restaurants Deepgram Inc

Software Engineer - Voice AI (Inference Runtime) Baseten

Staff Software Engineer, Voice Agent Decagon

Software Engineer, Voice Agents / AI - Deepgram for Restaurants Deepgram

Senior AI Engineer — Voice & Agentic Systems Mira Mace

Staff Research Engineer, Voice + Speech Decagon

Senior Research Engineer, Voice + Speech Decagon

Software Engineer, Voice Interaction Sunday Robotics

Product AI Engineer, Voice Systems Sage Care

Staff Platform Engineer, Voice AI Together Computer Inc

Senior Machine Learning Engineer, Voice AI Together Computer Inc

Staff AI Engineer, Voice Agents Sage Care

Firmware Engineer III, Wireless Data and Voice Path Google LLC

Software Engineer, Voice Quality Sierra Technologies Inc

Senior Platform Engineer, Voice AI Together Computer Inc

Senior Backend Engineer - AI Voice Agent Platform Vantaca LLC

Software Engineer, Voice Sierra

Software Engineer, Voice Sierra Technologies Inc

Staff Machine Learning Engineer, Voice AI Together Computer Inc

Senior Machine Learning Engineer, Voice AI Together AI

Staff Platform Engineer, Voice AI Together AI

Staff Software Engineer, Voice Agent Decagon AI, Inc

Software Engineer - Voice AI (Inference Runtime) Baseten Labs Inc

Staff Research Engineer, Voice Decagon AI, Inc

Senior Research Engineer, Voice + Speech Decagon AI, Inc

Research Engineer, Voice Inflection AI Inc

Senior Frontend Engineer, Voice Communication Roblox

Senior C++ Software Engineer - Global Voice Five9 Inc

Senior Platform Engineer, Voice AI Together AI

Staff Machine Learning Engineer, Voice AI Together AI

Product Manager II, Living Room TV Voice Experiences, YouTube Google LLC

Product Manager, Voice Sierra

Member of Technical Staff - Voice Product X Corp

Member of Technical Staff - Voice Model X Corp

Product Manager, Voice Sierra Technologies Inc

Member of Technical Staff - Voice Model xAI

Member of Technical Staff - Voice Product xAI

Agent Experience Designer, Voice (Multilingual) Sierra

Senior Manager, Software Engineering - Agentforce Voice Salesforce Inc

Agent Experience Designer, Voice (Multilingual) Sierra Technologies Inc

Product Manager, Voice Agent Decagon AI, Inc

Network and Telecommunications Engineer, Information Technology, Full-Time, Days MarinHealth Medical Center

Network AND Telecommunications Engineer, ON-SITE, Information Technology, Full-Time, Days MarinHealth Medical Center

Software Engineer, Agents Cartesia

Senior IT Support Engineer Wollborg Michelson Recruiting

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