Brandon Eo
Systems Engineer · Distributed Backend & High-Performance Infrastructure
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About
Systems engineer with deep experience building high-throughput, low-latency infrastructure and APIs. Designed and shipped a production ERP backend with microservices architecture, real-time data pipelines, and cloud deployment. Authored a published Rust serialization library (Fluffr) benchmarked at 53× lower network latency than Protobuf at scale. Strong foundation in systems programming, memory management, and performance-critical design.
Experience
Software Engineer & Technical Lead - KoExpo LLC
(2022-01 - 2024-12)
Designed and built a full-stack ERP system from scratch to automate logistics operations for a 3PL e-commerce company. Architected a microservices backend with Django REST APIs, a CDN-fronted reverse proxy layer, and a React/Next.js frontend, integrating real-time inventory tracking, order fulfillment pipelines, and inbound/outbound shipment processing. Owned schema design, CRUD operations, and ACID-compliant transaction logic across the full data layer.
Built automated workflow integrations for operational visibility and throughput, replacing manual processes end-to-end.
Engineer - Intern - Harvard Wyss Institute
(2018-07 - 2018-12)
Designed and prototyped a portable diagnostic device for anaphylaxis detection using microfluidic lab-on-a-disc architecture. Developed precision 3D-printed microfluidic components, embedded microcontroller control systems, and data acquisition pipelines. Supported biological validation using ELISA assays to evaluate protein-based detection performance.
Engineer - Intern - Canon Healthcare Optics Research Lab
(2017-07 - 2017-12)
Conducted multi-modal OCT (MM-OCT) imaging system development and experimental validation, including fabrication and testing of fiber-optic ball lens assemblies using fusion splicing techniques. Performed imaging studies on ex vivo pig heart tissue to evaluate system performance. Developed MATLAB-based image processing and visualization tools, and optimized acquisition parameters to reduce distortion artifacts and improve imaging fidelity.
Education
Bachelor of Science - Bioengineering - Northeastern University (2014-09 - 2020-05)
