Machine Learning Engineer (Live Agent & Post-Processing) - San Francisco at Plaud

About Plaud Inc. Plaud is building the world's most trusted AI work companion for professionals to elevate productivity and performance through note-taking solutions, loved by over 1,500,000 users worldwide since 2023. With a mission to amplify human intelligence, Plaud is building the next-generation intelligence infrastructure and interfaces to capture, extract, and utilize what you say, hear, see, and think. Plaud Inc. is a Delaware-incorporated, San Francisco-based company pushing the boundary of human–AI intelligence through a hardware–software combination. With SOC 2, HIPAA, GDPR, ISO27001, ISO27701, and EN18031 compliance, Plaud is committed to the highest standards of data security and privacy protection. To learn more about Plaud, please visit [Upgrade to PRO to see link] and follow along on Instagram [Upgrade to PRO to see link] [Upgrade to PRO to see link] [Upgrade to PRO to see link] Facebook [Upgrade to PRO to see link] LinkedIn [Upgrade to PRO to see link] and YouTube [Upgrade to PRO to see link] Why You Should Join Us Plaud is building the next generation intelligence infrastructure and interfaces to capture, extract, and utilize intelligence from what people say, hear, see, and think. - Plaud is a bootstrapped, skyrocketing, profitable company with a $250M revenue run rate achieved in just three years. - Define the next-gen paradigm for human-AI interaction. - Gain exposure to cutting-edge AI for Pro tools and play a direct role in our global expansion. - Work with passionate teammates who value innovation, collaboration, and customer success. - Grow your career in a culture that champions continuous learning and fast career development. - Market-competitive compensation, global exposure, and a vibrant, creativity-fueled work atmosphere. What You Will Do - System Iteration & Evaluation: Design and iterate on "post-processing" test suites and automated evaluation platforms for multilingual, multi-model online systems, covering hallucinations, casing, formatting (numbers/punctuation), and segmentation (chunking/forced breaks). - LiveAgent Pre-processing Benchmarks: Establish specialized evaluation benchmarks for LiveAgent systems, focusing on VAD false triggers, interruption latency, and turn-taking transitions. - Refined UX Optimization: Resolve "high-friction" issues—such as hallucinations, casing inconsistencies, and poor segmentation—that negatively impact user experience, achieving SOTA precision on par with industry leaders. - Interaction Strategy & Latency: Optimize VAD, barge-in (interruption) models, and turn-taking strategies to minimize end-to-end latency and False Interruption Rates, benchmarking against top-tier global voice assistants. Minimum Qualifications - 1–3 years of experience of hands-on experience in speech algorithm training with a focus on speech pre/post-processing or the optimization of Full-Duplex voice interaction systems. - Proven experience in ASR pre-processing (e.g., VAD, denoising) or post-processing (e.g., ITN, punctuation, text normalization). - A track record of publishing at top-tier speech conferences (e.g., Interspeech, ICASSP) or a portfolio of speech-related invention patents. What We Offer - Founding Team: Opportunity to join the founding team of this new initiative, with meaningful ownership and impact on a fast-growing startup. - Competitive Compensation: $150K-$240K base salary+performance bonus+Equity. - Comprehensive Benefits: Top-tier healthcare for employees and dependents, including dental and vision, and a generous employer subsidy. - Retirement Planning: 401(k) plan for full time employees with company matching. - Paid Time Off: Unlimited PTO, plus 13 paid holidays. - New Parent Leave: 12 weeks of paid time off to spend time with your new family, regardless of gender. - Hybrid Office: Minimum of 3x in office per week. - Gear: New hires are equipped with their choice of new top-of-the-line laptops and workstation setups. - Perks: Best office equipment. Annual offsites. Free office drinks and snacks. Plaud is and will continue to be an equal opportunity employer. We do not discriminate on the basis of race, religion, color, national origin, sex, sexual orientation, age, veteran status, disability, genetic information, or other applicable legally protected characteristics.