Sekou Doumbouya — Senior Staff Cloud Systems Engineer
I am a Senior Staff Cloud Systems Engineer and Technical Lead. I architect multi-region distributed systems for large-scale applications and AI workloads, optimize cloud economics, and build high-performing engineering teams.
TL;DR: I’m best leveraged in 100+ engineer organizations navigating multi-region, multi-account, or AI infrastructure transformations.
Trusted by engineering teams at
I partner with engineering organizations as a senior IC, architect, or advisor to untangle complex infrastructure problems and build durable systems and teams.
High-impact architectural leadership and scale.
Founded and led Pinterest’s Cloud Architecture function, shaping multi-region strategy, IaC standards, and cross-organizational alignment while mentoring the next generation of infrastructure engineers.
Led Pinterest’s transition from region-bound infrastructure to a spec-driven multi-region architecture, enabling predictable region expansion, higher resiliency, and future-ready global scaling.
Redesigned Pinterest’s AWS networking foundation, eliminating $10M in annual AWS transit gateway and data transfer costs while improving resiliency and simplifying routing by shifting from centralized transit gateways to a distributed, peering-centric model.
Increased overall system uptime by 15% and enabled real-time insights via a new analytics pipeline, while reducing operational costs by 20% through ECS migration.
Technical innovations and community contributions.
An MCP server for bridging AI contexts.
A Python CLI tool to visualize and analyze AWS Security Group relationships as a graph, helping engineers understand blast radius and network topology.
Selected essays on systems design, infrastructure leadership, and AI workloads.
Lessons learned from managing 10k+ node clusters for large language model training.
Whether you're hiring, need an advisor, or want to connect—let's talk.
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