---
title: 'Principal ML - GenAI Engineer - Speech / Voice AI at Weave'
canonical: 'https://feeny.ai/job/principal-ml-genai-engineer-speech-voice-ai-weave-united-states-h2dfvsdzgw16'
type: 'job'
last_seen: '2026-09-10'
---

# Principal ML - GenAI Engineer - Speech / Voice AI at Weave

- **Company:** Weave
- **Location:** United States
- **Employment:** full-time
- **Work type:** remote
- **Posted:** 2026-08-07
- **Last confirmed live:** 2026-09-10
- **Apply:** https://jobs.ashbyhq.com/weave/e65e2365-1f1b-4c0b-8d27-cb7e0650a2ba/application

**Skills:** Machine Learning, Artificial Intelligence, Distributed Systems, LLMs, RAG, Prompt Engineering, Fine Tuning, Multi-modal Models, PostgreSQL, Vitess, Spanner, Bigtable, Redis, GCP, AWS, Kubernetes, Infrastructure-as-Code, Cloud-Native Infrastructure, GenAI, AI Agents

> Principal Engineer to lead MLOps and GenAI strategy, designing scalable AI infrastructure and platforms for healthcare communication. The role involves technical leadership, mentoring engineers, and bridging sophisticated machine learning with practical product delivery.

## Job description

Weave is looking for a Principal Engineer to join the Machine Learning Team specialised in voice and audio modalities, where you will be at the forefront of enabling product innovation and building AI-powered applications. In this role, you will help design how teams across Weave build out AI-powered features, serving as a technical leader who bridges the gap between sophisticated machine learning and practical, customer-facing products. As a technical cornerstone, you will design the platforms that allow our engineering organisation to incorporate AI into their features seamlessly. Your success is measured by the scalability of our ML infrastructure and the ability of our product teams to deliver world-class, AI-driven experiences to 30,000+ healthcare practices. This is a strategic leadership position requiring deep expertise in MLOps and GenAI. You will consult with teams on common ML patterns and tradeoffs, ensuring that our technical strategy for data and intelligence positions Weave as a leader in the healthcare communication space.

The Data Fellowship encompasses multiple engineering teams responsible for Weave's core data and AI/ML capabilities. We own or support products such as Call Intelligence and AI Receptionist,t as well as the ML Platform used by all other engineering teams at Weave. You will work across these teams as a technical leader, partnering with Engineering Managers, Staff Engineers, and cross-functional stakeholders to drive architectural coherence and strategic technical initiatives.

- This position is remote (US-based).
- Reports to: Sr Director of Engineering

## What You Will Own

Infrastructure & Delivery

- Design and develop ML infrastructure, tooling, and models to help teams deliver world-class experiences
- Build internal and external products and platforms to enable teams to incorporate AI into their features and customer-facing products.
- Translate product goals into actionable engineering plans and build scalable, resilient services for data integration and event processing.g

Cross-Team Problem Solving

- Help product and development teams understand the data lifecycle and consult with teams on common ML patterns/tradeof.fs.
- Coach and collaborate inside and outside the team to elevate technical standards
- Write high-quality, performant, sustainable, and testable code while working in a cloud environment.

Strategic Technical Leadership

- Monitor the industry landscape, anticipate where technological advances are heading, and ensure Weave stays ahead of the curve.e
- Cut through noise and hype to identify genuine strategic value; advocate for and lead key initiatives that prepare Weave for emerging challenges
- Shape company-wide standards for engineering excellence, observability, and reliability in distributed systems.

Mentorship & Organisational Capability

- Actively mentor Staff and Senior Engineers across the fellowship, developing the next generation of technical leaders
- Elevate architectural thinking across teams through design reviews, documentation standards, and hands-on guidance
- Build organisational capability that persists beyond your individual contributions

What You Will Need to Accomplish the Job

- 12+ years of software engineering experience with progressive technical leadership scope
- Demonstrable experience building and deploying ML-driven B2B multi-tenant applications in production environments at scale for external products and customers
- Deep expertise in distributed systems architecture, including building and operating services that handle hundreds of millions of transactions and terabytes of data
- 15+ years of experience in Machine Learning or AI, with a focus on or expertise in audio and voice GenAI solutions at scale
- Deep expertise with modern ML tools and techniques such as LLMs, RAG, Prompt Engineering, Fine Tuning, and specifically high-scale audio/voice models and LLM evaluations
- Strong background in scalable data stores—both relational (PostgreSQL at scale, Vitess, Spanner) and NoSQL (Bigtable, Redis, etc.)
- Operational experience with cloud-native infrastructure on GCP or AWS, including Kubernetes, infrastructure-as-code, and highly available system design
- Track record of leading cross-team technical initiatives that delivered measurable business outcomes
- Demonstrated ability to influence without direct authority, build consensus across organisational boundaries, and translate technical tradeoffs into business terms

What Will Make Us Love You

- Expertise with customer-facing GenAI at scale, in production
- Expertise building low-latency, high-accuracy AI Agents
- Audio or Voice GenAI in Production at scale: Mandatory deep experience delivering meaningful voice/audio solutions to external products (confirming "been there, done that" experience, not aspirational)
- Background in compliance-heavy environments (healthcare, fintech) with experience navigating regulatory requirements in technical design
- History of external technical leadership: open source contributions, conference speaking, or published technical writing
- Strong opinions, loosely held—you bring conviction to technical discussions while remaining genuinely open to better ideas

Employment with Weave is contingent upon the successful completion of a background check, conducted in accordance with applicable laws. At Weave, we use Artificial Intelligence (AI) tools to help us work more efficiently and create a smoother candidate experience. AI may assist with things like writing job descriptions, scheduling interviews, or reviewing applications against job-related criteria. For additional information, please review the External AI Policy Statement available on our Careers page. Weave is an equal opportunity employer that is committed to fostering an inclusive workplace where all individuals are valued and supported. We welcome anyone who is hungry to learn, problem-solve and progress regardless of race, color, ancestry, religion, sex, national origin, sexual orientation, age, citizenship, marital status, disability, gender identity, veteran status, or other applicable legally protected characteristics. If you have a disability or special need that requires accommodation, please let us know. Beware of recruitment fraud. All official correspondence will occur through Weave branded email. We will never ask you to share bank account information, cash a check from us, or purchase software or equipment as part of your interview or hiring process.

## About Weave

## Company Overview
- **One-liner**: Weave provides an AI-powered patient communications, engagement, and payments platform purpose-built for small and medium-sized healthcare practices.
- **Entity Type**: Public (NYSE: WEAV)
- **Headquarters**: Lehi, Utah, United States
- **Founded**: 2008 (incorporated as a Delaware corporation in 2015)
- **Founders**: Not publicly available from provided sources

## Core Business
- Primary industry: Healthcare technology – patient communication and practice management software.
- Target customers: Small and medium-sized healthcare practices (SMB) in dental, optometry, veterinary, and specialty medical (primary care, PT/OT, aesthetics, med spa).
- Mission statement: “Elevate the patient experience through a unified platform that improves business operations so healthcare professionals can focus on patient care and realize their dreams.”

## Products & Services
- **Communications**: Proprietary telephony platform unifying voice and text interactions, managing the practice’s trusted phone number.
- **AI-powered Workflows**: Agentic AI for scheduling automation, FAQ responses, and marketing lead follow-ups.
- **AI-powered Insights**: Call transcription, sentiment analysis, task creation, and revenue opportunity surfacing.
- **Weave Payments**: Point-of-sale and digital payment solutions, including text-to-pay, online bill pay, and patient financing (buy-now-pay-later).
- **Practice Growth Tools**: Online review management, patient outreach, and reputation building.
- **Productivity Tools**: Staff collaboration, appointment scheduling, digital forms, and insurance eligibility verification.

## Market Standing
- **Valuation/Market Cap**: Not explicitly provided in search results (public company – refer to current market data).
- **Key Metric**: Annual revenue – not disclosed in provided sources; see SEC filings for exact figures.
- **Notable Investors/Partners**: Not listed in provided sources (public company).
- **Growth Signals**: As of Dec 31, 2025, nearly 40,000 locations under subscription and 30,000+ customers in the U.S. and Canada. 904 employees as of Dec 2025, with expansion in India, Mexico, Brazil, and the Philippines. Specialty Medical is the fastest-growing vertical.

## Competitive Advantages
- Over 90 integrations with practice management systems (PMS) – deep domain expertise built over nearly two decades.
- Purpose-built for SMB healthcare – no dedicated IT staff needed; intuitive and easy to implement.
- Unified platform replacing a “patchwork” of point solutions at lower total cost.
- AI-native, high-accuracy automation within strict privacy/regulatory frameworks (HIPAA).
- Proprietary telephony and vertically specialized data from billions of patient interactions.

## Strategic Focus
- Deepening AI capabilities to become an “always-on teammate” for practices.
- Expanding within specialty medical (primary care, PT/OT, aesthetics, med spa).
- Continuing international growth (India engineering hub, support teams in Mexico/Philippines/Brazil).
- Enhancing patient engagement through personalized, multi-channel communication and flexible payments.

## Why Work Here
- **Culture**: People-first, inclusive environment with active DEI initiatives and employee resource groups. Core values: Stay Hungry, Care More, Think Creatively, The Customer is Everything, Do the Right Thing.
- **Work Model**: Flexible work spaces; office in Lehi, UT with onsite gym, basketball court, catered lunches, and seasonal parties. Second engineering HQ in Noida, India.
- **Benefits**: Medical, dental, vision insurance, 401k matching, flexible time off, generous parental leave, mental health resources, professional development program.
- **Engineering Culture**: Cutting-edge technologies, transparent and approachable leadership, opportunities for career growth across U.S. and India.

## Sources
1. [SEC.gov – Weave 2025 Annual Report (10-K)](https://www.sec.gov/Archives/edgar/data/1609151/000160915126000043/weav-2026formars.pdf)
2. [LinkedIn – Weave](https://in.linkedin.com/company/getweave)
3. [Careers Page – getweave.com/careers](https://www.getweave.com/careers/)
4. [Top Workplaces – Weave](https://topworkplaces.com/company/weave/)

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