weave - Principal Engineer - GenAI Applications & MLOps

• 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 • CROSS-TEAM PROBLEM SOLVING • Help product and development teams understand the data lifecycle and consult with teams on common ML patterns/tradeoffs • 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 • 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 & ORGANIZATIONAL 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 organizational 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 • 8+ years of experience in Machine Learning or AI, preferably with a focus on natural language • Expertise with modern ML tools and techniques such as LLMs, RAG, Prompt Engineering, Fine Tuning, LLM evaluations, multi-modal models, and others • 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 organizational 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 • 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 • 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.