Voice AI Startup Jobs

ElevenLabs is the leading AI voice technology platform, offering ultra-realistic text-to-speech, voice cloning, and audio AI tools used by content creators, enterprises, and developers worldwide. The company has grown to over $330M in annual recurring revenue and serves customers across 45+ countries including Deutsche Telekom and Revolut.

Sierra is a conversational AI platform for businesses co-founded by former Salesforce co-CEO Bret Taylor and ex-Google executive Clay Bavor valued at $10B with $100M+ ARR and voice now primary channel.

Decagon builds conversational AI agents for enterprise customer experience teams, helping brands automate support across chat, voice, email, SMS, and other customer channels while keeping deployments controlled and measurable.

HappyRobot is an AI-native operating system for supply chain enterprises that deploys voice AI workers to handle calls, emails, and routine communications at scale. The platform combines real-time operational data, specialized AI agents, and orchestrating intelligence to automate mission-critical workflows. Founded in 2022 and backed by a16z and Base10 Partners, it serves over 70 enterprise logistics customers.

EliseAI is an AI automation platform for the housing and healthcare industries, building AI workflows that automate the entire consumer journey from leasing to resident management. Valued at $2.2B after a $250M Series E led by a16z, EliseAI serves 28 of the top 30 property owners in the US.

AI care partner platform for clinicians that automates clinical documentation, streamlines workflows, and improves patient care. Used across Australia, the US, UK, and Canada with partnerships including the NHS.

Aircall is a cloud-based call center and CCaaS platform that enables businesses to set up and manage phone support operations integrated with CRM, helpdesk, and productivity tools. Founded in 2014 in Paris, the company reached unicorn status in 2021 with a $1B+ valuation and reported $204M ARR. It serves over 85,000 customers globally.

Commure is an AI-native platform for healthcare operations that automates revenue-cycle management, ambient clinical documentation, and autonomous medical coding, with AI agents completing 85%+ of RCM work without human intervention. It is deployed across 500+ healthcare organizations and 3,000+ sites of care (including HCA Healthcare and Tenet) and processes over $25B in annual claims. The company was formed through the 2023 Commure–Athelas merger.

Enterprise voice AI platform offering Speech-to-Text, Text-to-Speech, and Voice Agent APIs for real-time and batch use, deployable in cloud or self-hosted.

Hippocratic AI builds safety-focused healthcare LLMs and voice agents for non-diagnostic patient engagement, navigation, education, and administrative workflows.

Parloa builds an enterprise AI agent platform for customer service teams to design, test, and scale voice and chat agents across millions of customer conversations.

AI Sales Assistant Platform that automates cold calling, prospecting, and coaching for sales reps, using AI dialers, prospecting assistants, and real-time coaching to increase rep productivity.

Medical AI platform that converts patient-clinician conversations into structured clinical notes.

voize builds a voice AI assistant for nursing documentation, helping care teams capture notes hands-free and in real time.

Assort Health builds agentic AI voice agents for healthcare call centers, automating appointment management and patient phone calls with specialty-specific generative AI. The platform handles patient access workflows that previously consumed thousands of human hours, improving patient experience while reducing operational costs. With $102 million in total funding, Assort Health serves major healthcare organizations across the United States.

Cartesia builds real-time voice and multimodal AI models with low-latency inference for production applications. Its platform combines foundational model research with developer APIs for voice agents, audio generation, and on-device intelligence.

Vapi is building the leading developer platform for conversational voice AI agents, abstracting away the complexity of building these agents and managing real-time infrastructure to enable enterprise-ready voice AI solutions across finance, healthcare, travel, and other industries.

AI-powered language-learning app that helps users build spoken fluency through conversational practice with an AI tutor, offering real-time feedback and structured lessons.

AI voice agents platform for customer care handling complex workflows at scale with over 90% resolution accuracy in production

An AI-powered platform that conducts thousands of voice interviews simultaneously for customer research, delivering actionable insights in hours instead of weeks.

LiveKit is an open-source infrastructure platform for building realtime voice, video, and AI agent applications. Their platform powers products like OpenAI's ChatGPT Voice Mode, serving over 200,000 developers with billions of calls per year.

AI voice platform enabling businesses to build and deploy AI-powered voice agents for phone operations, contact centers, and customer service. API-driven solution with natural, low-latency conversations and multilingual support.

Avoca provides AI customer service agents for home service businesses, helping HVAC, plumbing, and electrical contractors answer calls, support customers, and convert leads 24/7.

Sesame AI builds lifelike voice companions and AI interfaces with advanced conversational speech models. Their flagship AI model Maya powers a personal assistant, and they develop lightweight eyewear hardware with integrated audio.

AI-powered virtual ride-along platform for field sales and service teams.

AI-powered voice dictation software for seamless text creation enabling natural speech-to-text conversion with high accuracy

AI-powered phone automation platform for healthcare and insurance revenue cycle management.

Messaging and chat API/SDK platform for scalable in-app communication.

Tavus is the human computing company building emotionally intelligent AI humans (PALs - Personal Affective Links) that communicate through text, voice, and face-to-face video with agentic capabilities and real-time perception. Powered by proprietary models including Phoenix-4, Sparrow-1, and Raven-1, Tavus enables AI agents that can see, hear, understand emotions, and act autonomously. Over 100,000 developers and enterprises use Tavus technology for recruiting, sales, education, and customer service.

Flip CX (formerly RedRoute) is a vertical Voice AI company that automates inbound customer support phone calls for retail/eCommerce, healthcare, and transportation businesses. Its Alexa-like voice assistant resolves up to 90% of routine inbound calls and has automated 300M+ calls for 250+ enterprise brands including Under Armour, Tory Burch, and Newell Brands. The company reached eight-figure ARR growing 3x year over year.

AI conversation intelligence and coaching for in-person/field sales teams.

Blackstar is an AI hardware startup building a new computing device and operating system aimed at fundamentally improving how humans interact with AI. Founded by former OpenAI Codex engineer Daniel Edrisian, the ~8-person team is split between San Francisco and Shenzhen and has not yet shipped a public product.

Enterprise-grade AI voice assistants handling complex customer interactions across hospitality, healthcare, and financial services, spun out of Cambridge University.

Sandbar is an interface company building Stream, a voice-first smart ring and conversational AI computer designed to augment users in an agentic world. Founded by former Meta and CTRL-labs engineers, Stream pairs a touch-activated microphone ring with a companion app for hands-free note capture, AI conversation, and agentic control. The company is headquartered in New York City.

Wonderful is an enterprise AI platform that lets companies build, test, deploy, and monitor AI agents handling customer and employee interactions across voice, chat, email, and back-office systems in any language. It pairs the agent platform with locally embedded, forward-deployed teams to drive pilots into production. Founded in 2025 by Bar Winkler (ex-Approve.com) and Roey Lalazar, it scaled to a $2B valuation within roughly a year.

Bland builds an enterprise voice AI platform for creating low-latency phone agents that automate customer conversations, call center workflows, support, sales, and operations at scale.

Prosper AI builds AI voice agents that automate patient and payor phone communications for healthcare providers. The platform answers patient calls, schedules appointments directly in the EHR, verifies insurance benefits/eligibility, handles prior authorizations, and automates patient billing. It integrates with 80+ EHRs and serves outpatient groups and health systems.

Hyro provides a responsible AI agents platform for healthcare to automate patient communications across voice and digital channels.

AssemblyAI develops speech AI APIs and voice models for transcription, speech understanding, and developer workflows that turn audio into structured application data.

Sanas provides a real-time speech understanding platform using patented AI for accent translation and noise cancellation for contact center agents. The platform has been adopted by hundreds of thousands of agents across 39 countries.

Tucuvi builds clinically validated voice AI agents for healthcare outreach and follow-up, helping care teams automate patient communication and chronic care workflows.

David AI is the world's first dedicated audio data research lab, building the data layer for next-generation audio AI. Founded by former Scale AI engineers, serving most FAANG companies and major AI labs.

Quo, formerly OpenPhone, offers an AI-powered business communications platform for calls, messaging, and customer relationship workflows.

Aqua Voice is an AI-powered voice input software that lets users write at 4x typing speed with sub-50ms startup and 3.2% word error rate. Works across any app including Cursor, Gmail, Slack, and terminal.

Ease Health is an AI-native operating system for behavioral health providers, unifying patient intake (CRM), clinical documentation (EHR), and billing/revenue cycle management (RCM) into a single platform. It embeds AI across ambient documentation, automated charting and chart auditing, an agentic call center, and an autonomous prior authorization engine. Founded in 2025 and based in New York, it emerged from stealth in March 2026 with a $41M Series A led by a16z.

Nowadays is the first AI-native platform for corporate event planning, automating everything from venue sourcing to vendor negotiations. Built by MIT engineers, it leverages a database of 400,000 global venues and AI agents that contact venues by email and phone to manage end-to-end event logistics.

Synthflow provides a no-code voice AI platform for building and deploying production phone agents for customer support, sales, and operations workflows.

Alleviate Health builds conversational AI agents that accelerate patient recruitment for clinical research sites. Their AI engages patients 24/7 across SMS and Voice, having supported 500K+ patient interactions across 190+ sites.

AI meeting assistant that records, transcribes, and summarizes meetings into searchable notes.

Omi builds a wearable and app-based AI memory assistant for capture, transcription, search, and automated follow-up tasks.

Sauron is the world's first perceptual home security platform that continuously scans the perimeter of your home and reliably identifies and deters all threats using multi-modal sensor fusion combining high-resolution cameras with LiDAR, radar, and thermal sensors for real-time 360-degree perception.

Scaled Cognition is a reliability-focused AI lab building APT (Agentic Pretrained Transformer), a frontier model purpose-built for enterprise customer experience that aims to eliminate hallucinations and enforce policy compliance. It was founded in 2022 by CTO Dan Klein (a UC Berkeley NLP professor) and CEO Dan Roth, who previously built and sold an early agentic AI company (Semantic Machines) to Microsoft. The model is already embedded in partners like Genesys for agentic virtual agents across telecom, travel, banking, and retail.

Gradium is a Paris-based AI company building ultra-low latency voice foundation models that enable near-instant, expressive, and multilingual voice AI at scale. Spun out of French AI lab Kyutai, the company was founded by former Google DeepMind researchers who pioneered key advances in audio language modeling. Backed by a $70 million seed round from FirstMark Capital, Eurazeo, Eric Schmidt, and Xavier Niel, Gradium aims to make voice the universal interface for AI.

Hume AI develops empathic AI models and APIs for voice, speech, and expression understanding, including the Empathic Voice Interface for real-time emotionally intelligent conversations.

Prox builds AI technical support agents for complex physical products such as power tools, HVAC systems, industrial heaters, EV chargers, and CNC machines. Its multimodal platform is grounded in product manuals and cited to the page, and can draw wiring schematics, share CAD models, and handle voice and video support across product pages, dealer counters, internal tools, ChatGPT, and Claude. The company serves hardware and industrial-equipment makers in powersports, agriculture, HVAC, firearms, and construction equipment.

Fathom is an AI meeting assistant that records, transcribes, and summarizes meetings, with workflow automations for CRM and team collaboration.

Lorikeet is an AI customer support platform that provides a universal concierge for complex issue resolution.

Slingshot AI is a mental health research lab building a foundation model for psychology. Its flagship product Ash is an AI chatbot designed for therapy, providing 24/7 mental health support. Backed by a16z and Forerunner, the company has raised $123M to make mental healthcare more accessible.

Wi-Fi landline phone for kids and families that reinvents the home phone experience without screens, apps, or texting. Features parental controls via companion app to approve contacts, set quiet hours, and enable Do Not Disturb. Priced at $75 with free calling between Tin Cans or $10/month for regular phone numbers. Addresses smartphone addiction concerns and went viral, selling out first two production runs.

Willow develops AI voice dictation software designed to dramatically speed up professional writing and communication workflows across email, documents, and messaging tools.

An autonomous AI recruiter that automates interviewing and recruiting, conducting thousands of voice interviews to help companies hire the best talent.

Boson AI builds proprietary multimodal foundation models for voice and audio (Higgs) and Feynman Flow, an agentic platform that turns model capability into deployed intelligence. Founded in 2023 by former AWS AI leaders Alex Smola and Mu Li, the company focuses on audio/voice understanding, generation, and real-time interaction. The team of 30+ researchers and engineers operates across Santa Clara and Toronto.

Espa is a privacy-first AI executive assistant that handles scheduling, inbox management, and task follow-ups on behalf of users. Accessible via text, voice, or email, it integrates with Google/Outlook calendars and executes actions autonomously — sending emails, booking meetings, and surfacing missed follow-ups. Founded by Deon Nicholas (previously co-founder of Forethought/Zendesk).

Krisp provides AI-powered noise cancellation and meeting intelligence software that removes background noise, voices, and echoes from calls in real time. The platform also offers meeting transcription, AI meeting notes, and voice AI features for contact centers and remote teams. Krisp serves hundreds of thousands of agents and processes over 75 billion minutes of conversations monthly.

VoiceOps is an AI-powered conversation intelligence platform that analyzes sales and customer service calls to surface insights and coaching opportunities. It helps revenue teams improve performance through automated call analysis and real-time feedback.

Alterego is building a near-telepathic neural interface that translates silent speech and biosignals into computing input for more intuitive human-computer interaction.

AI voice startup building AI receptionist for small businesses handling millions of calls with appointment booking and customer follow-ups

Layercode provides voice AI infrastructure for developers, enabling production-ready, low-latency voice AI agents using TypeScript. The platform handles real-time audio processing across 330+ global edge locations with sub-50ms latency, supporting multiple LLM and voice providers.

14.ai is a Y Combinator (W24) company building an AI-native customer-service agency that takes over a company's full support operation across email, phone, chat, WhatsApp, Telegram, and social channels using its own AI systems rather than only selling software. It has since expanded into an AI engine that powers 'autonomous brands,' starting with its own consumer gummy brand gloglo.com. Founded by married duo Michael Fester (ex-Snips, acquired by Sonos) and Mari Schneegans.

Acedly is a real-time AI interview assistant ('interview copilot') that overlays private, low-latency guidance to job candidates during live video interviews across major meeting platforms. Its product suite includes mock interviews, meeting transcription/translation, coding-interview support, and ATS-oriented resume review. It is a consumer-facing tool sold directly to individual job seekers via free, monthly ($69/mo), and lifetime ($988) tiers.

Altur builds autonomous voice AI agents for debt collection, operating across phone calls, WhatsApp, and SMS. The platform enables banks and call-center partners to automate outbound debt-collection outreach at scale, with AI agents that negotiate, handle objections, and secure payments. Since launching in Mexico, Altur's agents have collected over $6M USD on live accounts.

Async (formerly Podcastle) is an AI-powered audio and video content creation platform that helps podcasters, educators, and marketers produce professional-grade multimedia content.

Billdr is building an AI-native operating system (vertical SaaS) for SMB general contractors, covering estimates, invoicing, project and team management, and payments. Founded in 2020 as a home-renovation marketplace, it pivoted in 2023 to construction back-office software and is expanding into financial infrastructure (bill pay, corporate cards, lending, insurance) plus AI features like voice-to-action commands and text-to-action agents. Based in Montréal, it serves hundreds of contractors across the US and Canada.

Boardy is an AI networking product that uses conversational workflows to introduce founders, operators, investors, and other professionals who should know each other.

An English pronunciation and accent coaching app combining expert video lessons with real-time AI feedback.

AI meeting companion-captures context, action items, and follow-ups across calls.

Certus AI builds voice AI agents that replace the restaurant phone line, answering calls 24/7 to take orders, book reservations, handle complaints, and process deliveries in multiple languages. The platform integrates directly with major POS systems including Toast, Square, and Clover, as well as delivery platforms. It is backed by Y Combinator (S25).

Crescendo is an AI-powered customer experience platform that blends conversational AI with human-in-the-loop support teams to deliver guaranteed CX outcomes. It operates as a managed service, combining AI assistants with outsourced customer operations across retail, financial services, and health & wellness. The company acquired PartnerHero to scale operations to six continents.

Language data infrastructure platform transforming unstructured conversational data from chats, calls, surveys, and social media into actionable insights for enterprise digital transformation.

Fika Jobs is a Stockholm-based video-first hiring platform that runs personalized AI-agent video interviews (currently powered by Google's Gemini) and compiles candidate responses into short video profiles, letting employers assess communication and personality beyond resumes. The platform is free for job seekers and charges employers 10% of a successful hire's first-year salary. It raised a $4M pre-seed in June 2026 led by Luminar Ventures.

Fish Audio develops multilingual AI voice generation and voice cloning infrastructure for creators and developers, with text-to-speech APIs and audio production tools.

Fixie (now Ultravox) builds real-time, speech-native voice AI models and developer tools for building fast, fluent conversational voice agents.

Gecko is an AI-powered platform for equipment rental businesses that provides a 24/7 AI voice agent to answer inbound calls, check live inventory, and generate quotes in real time. It also handles daily operations through natural language prompts, replacing manual back-office work for rental operators. The platform has processed 1,000+ calls with 81% full automation rate.

Humoniq is an AI-native BPO platform for the travel and transport industries, combining voice and text AI agents with expert human agents to handle customer support operations including flight changes, rebookings, and cancellations. Targets airlines, airports, online travel agencies, and travel management companies, which collectively outsource $20B of customer support annually. Founded by the team behind Flightfox (YC S12); YC S25.

Interhuman AI builds the social intelligence layer for AI systems, enabling them to read, interpret, and respond to human behavior in real time. Their technology combines body language, facial expression, and tone-of-voice analysis with contextual awareness to create more natural human-AI interactions.

Building revolutionary agentic AI audio computers without screens, spun out of Alphabet X. The flagship iyo One is a wearable ear-computer enabling interaction with apps entirely through voice.

Platform for building AI-lationships offering real-time AI-powered chat, photos, and videos for self-exploration and connection with digital characters

AI chat platform for NSFW character interactions, supporting customizable and multimodal conversations with virtual characters

Kaigo Health builds an AI-powered outpatient care workforce — autonomous voice agents that follow up with, monitor, and advocate for Medicare patients through accessible phone calls designed for older adults, then report actionable insights back to human care teams. The platform automates remote care management (post-discharge follow-ups, ongoing check-ins, gap closure, pre-visit planning) so providers can scale outpatient care without adding headcount. Founded in 2025 and based in San Francisco, it is part of Y Combinator's Fall 2025 (F25) batch.

AI platform for care navigation that uses context-rich voice/SMS agents and EHR integrations to close care gaps after discharge.

Lemon Slice is a research and product lab building real-time interactive AI avatars, using its own video-diffusion models to turn any single image into a character you can video-chat with live. Its Lemon Slice-2 model is offered to developers via API and embeddable web components for use cases like education, language learning, e-commerce, and corporate training. The company emerged from Y Combinator's W24 batch.

Mentium is an AI-native platform that builds digital workers for freight brokerages and logistics companies. Its agents automate high-friction back-office workflows including carrier load calls, accounts payable reconciliation, POD chasing, and settlement splits. The platform integrates with existing TMS, ERP, email, and phone systems, enabling customers to achieve up to 70% touchless task completion.

NEURA Robotics is a German company building cognitive and humanoid robots powered by embodied AI, including the 4NE-1 humanoid and the MiPA personal-assistant robot. Founded in 2019 and headquartered in Metzingen, Germany, it develops full-stack robotics that combine proprietary hardware, sensors, and AI software for industrial and service use. In June 2026 it announced a record Series C of up to $1.4B led by Tether, with Amazon, NVIDIA, and Qualcomm participating.

Nirva is building an AI-powered wearable companion focused on journaling, emotional reflection, and guided daily wellness support.

AI companion platform with 2 million monthly users featuring personalized uncensored interactions through text chats, voice calls, image generation, and emotional feedback systems

Payman AI is an agentic AI platform for banking institutions that enables autonomous execution of financial transactions through conversational interfaces. The platform deploys AI agents that process payments, transfers, and account analysis via voice or text on existing banking rails, with built-in policy enforcement, compliance logging, and audit trails.

Pharmie AI is the first AI pharmacy technician, providing voice and text AI agents that automate administrative tasks for independent pharmacies. The platform handles inbound calls 24/7, processes refills and transfers, verifies insurance, and manages patient messaging, integrating with major pharmacy management systems. The YC-backed startup is already in production at multiple locations, cutting phone volume by up to 70%.

Pie is an AI growth and marketing platform for local small businesses, helping merchants get discovered and win customers across Google Maps, Yelp, Nextdoor, and AI search products like ChatGPT and Perplexity. Its product suite spans AI Search, Growth, and Front Desk — an AI agent that answers calls, takes bookings, and responds to customers 24/7. Founded in 2025 by former Toast and Square operators, it emerged from stealth in June 2026.

Unified AI platform for financial institutions enabling banks and credit unions to offer banking services through AI-powered chats and voice conversations

Respond.io is a customer-conversation management platform that unifies WhatsApp, SMS, phone, email, and CRM data into a single system for mid-market B2C businesses. AI agents automate sales, marketing follow-up, and support conversations across channels. The Kuala Lumpur-based company reached roughly $35M ARR before raising a $62.5M Series B in June 2026 to expand into North America and Europe.

Screenpipe is an open source desktop AI memory platform that continuously captures screen and audio data for local search and automation.

Sitch is an AI-powered dating and matchmaking platform that combines concierge-style setup workflows with voice and messaging experiences to help users find intentional relationships.

Subtle Computing builds Voicebuds, AI-powered earbuds that isolate a chosen speaker in noisy environments to make in-person conversations clearer and more accessible.

Tap & Tell AI builds AI infrastructure for law firms, offering AI-powered client intake, voice AI, and legal workflow automation. The platform serves law firms across practice areas including personal injury, immigration, and business law, with a partner law firm delivering legal services. Incorporated as Tap and Tell Inc. with offices in Mountain View CA, London, and Shanghai.

AI voice agents for automotive dealerships revolutionizing car dealership operations with intelligent communication automation

Trace builds voice AI infrastructure for financial-service customer interactions, focusing on call automation and support workflow execution.

Traini is a Palo Alto-based startup building generative-AI apps and a Cognitive Smart Collar for pets. Its models interpret a dog's emotions and intent from barks, movement, expressions, and physiological signals to enable real-time human-dog communication, health monitoring, and AI pet training. Its emotion-translation accuracy reaches up to 94% across nearly 120 breeds.

AI-powered transcription service using OpenAI Whisper technology to convert audio and video into searchable, editable transcripts with 99.8% accuracy across 98+ languages, offering automated summaries and exports.

Uniphore provides an enterprise AI platform for customer engagement and operations, combining conversational AI, automation, and analytics in its Business AI Cloud.

Vocci is an AI-powered note-taking smart ring built by Gyges Labs, a wearable-AI company founded in 2022 with headquarters in Singapore and software/AI teams in Silicon Valley. The 2.8mm ring captures audio from meetings and conversations and uses AI to turn speech into structured, end-to-end encrypted notes; it debuted at CES 2026. Gyges Labs was also the core technology partner behind the Halliday AI glasses, which raised over $3.3M on Kickstarter in 2025.