Sean Greene

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Transforming business operations through innovative technology solutions. Bridging the gap between strategic procurement and cutting-edge development.

About Me

A unique blend of strategic business acumen and technical expertise, I bring a fresh perspective to product development and team leadership.

Strategic Leadership

Led procurement operations for $500M+ annual spend, implementing cost-saving initiatives that delivered 30% reductions.

Technical Excellence

Full-stack developer proficient in React, Node.js, Python, and cloud technologies. Built 20+ production applications.

Product Innovation

Product manager driving cross-functional teams to deliver enterprise solutions that scale to millions of users.

Featured Projects

Innovative solutions that bridge business strategy and technical implementation

Mentorlink Platform

End-to-end AI-driven onboarding experience

Mentorlink Platform

AI-powered platform guiding users through startup project ideation and refinement. Built full-stack with secure auth, dynamic UI, and embedded LLM support.

ReactSupabaseNext.jsOpenAIVercel

AI-RAG Applications on Azure

Customizable enterprise-grade LLM apps

AI-RAG Applications on Azure

Deployed retrieval-augmented generation tools with OpenAI APIs and Azure vector search. Implemented full CI/CD with GitHub Actions and custom monitoring dashboards.

AzurePythonOpenAI APIGitHub Actions

Enterprise AI Steering Committee

Portfolio-wide AI roadmap for procurement

Enterprise AI Steering Committee

Led cross-functional initiative aligning sourcing, legal, and R&D on scalable ML use cases including contract intelligence and spend optimization.

StrategyAI Use Case AlignmentVendor Collaboration

Shared Lab Asset Procurement Platform

10% reduction in capital equipment spend

Shared Lab Asset Procurement Platform

Built a centralized platform across affiliate companies to lower capital expenditures and boost shared equipment utilization.

CMMSOracle CloudStructured Decision Models

My Journey

From procurement leadership to product innovation

2023–Present

Director of Procurement

Flagship Pioneering

Launched a shared lab asset procurement platform, led a CDMO strategy task force, and chaired an enterprise AI steering committee aligning sourcing, legal, and R&D on scalable ML use cases.

2021–2023

Associate Director, G&A Procurement

Deciphera Pharmaceuticals

Designed third-party risk and spend analytics frameworks integrated into Oracle Cloud, and overhauled supplier onboarding to reduce cycle time by 40%.

2020–2021

Associate Director, Global Services & Sourcing

Corbus Pharma

Established the commercial supply chain and led integrated provider selection for a novel chemical entity, generating $1M+ in cost savings.

2018–2020

Global Lead Buyer / NA Category Manager

Sanofi

Managed €130M global clinical logistics and led vendor consolidation; introduced novel procurement strategies and negotiated vendor terms for single-use manufacturing tech.

2022–Present

Master's in Computer Science (in progress)

Harvard Extension School

Building technical depth in data science, AI, and systems programming while developing full-stack AI applications and open-source tools.

Let's Connect

Ready to discuss your next project or opportunity?

Get In Touch

I'm always interested in discussing new opportunities, innovative projects, and ways to bridge business strategy with technical excellence.