Bryan Grieco
Engineering Leader | Platform • Data • AI/ML Systems | Cloud Architecture | Developer Experience | Reliability & Scale
- Role
- Head of Engineering at Voyceme
- Location
- Seattle, WA, US
- LinkedIn followers
- 500 followers
About Bryan Grieco
I’m a senior engineering leader with 18+ years of experience across platform engineering, data systems, AI/ML infrastructure, developer experience, and large-scale distributed systems. I’ve led orgs up to 90+ engineers and delivered platforms powering tens of millions of users, 5TB+/day pipelines, and global high-SLA systems at Unity, Amazon, and high-growth startups.My specialty is operating at the intersection of platform + data + AI + developer velocity. I modernize legacy stacks, scale distributed systems, build zero-to-one internal platforms, and create high-velocity engineering cultures grounded in clarity, accountability, and psychological safety.Major impact I\'ve delivered:• 50–70% reduction in incidents/outages, protecting multi-million-dollar revenue• 65–88% global performance gains through caching, sharding, and cloud-native modernization• 30–55% user retention & conversion lifts through ML-powered personalization & experimentation• 5TB+/day pipelines for ML, analytics, fraud detection, ads optimization & financial systems• AI/LLM systems including RAG, semantic search, relevance ranking, retrieval pipelines & Unity’s Muse Chat• Developer platforms used by 40+ product teams, accelerating delivery & engineering maturityI’ve built and operated systems using LLMs such as Claude 3.5 Sonnet, Gemini 2.0 Flash, DeepSeek R1, GPT-4o, and Llama 3.1 across retrieval pipelines, content workflows, moderation, semantic search, and developer productivity tooling.Leadership Philosophy:I build organizations with strong leveling frameworks, transparent decision-making, high psychological safety, and a bias for fast iteration and measurable outcomes. I care deeply about engineering excellence, operational maturity, and empowering leaders at every level.
Experience
Head of Engineering
Nov 2024 — Present
Education
2003-2006 DeVry University Federal
Bachelors, Computer Information Systems
2003 — 2006
Skills
- Integration
- Software Development
- Scrum
- Asp
- Html
- Microsoft Sql Server
- Tfs
- Software Engineering
- E-Commerce
- Rest
- Css
- C#
- Sql
- Asp.net
- Web Services
- Ajax
- Databases
- Cms
- Agile Methodologies
- Web Development
- Management
- SEO
- Xhtml
- Sdlc
- Windows
- Jquery
- Web Applications
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