Karim Zarzour
Backend Engineer @ Walmart | Distributed Systems & Kafka | High-scale Systems
- Role
- Software Engineer Iii at Walmart Global Tech
- Location
- Sunnyvale, CA, US
- LinkedIn followers
- 500 followers
About Karim Zarzour
Backend-focused Software Engineer passionate about building scalable systems, APIs, and automation tools. Experienced in delivering reliable backend services, from cloud infrastructure to custom developer tools.Currently a SWE at Walmart Global Tech. building supply chain and logistics systems as part of Walmart Fulfillment Services for 3rd party sellers.B.E. in Computer Science and Engineering from the American University of Beirut.
Experience
Software Engineer Iii
Nov 2024 — Present · Sunnyvale, CA, US
Key Contributions for Walmart Fulfillment Services:Inventory Transfer Service aiming at reducing air‑shipment costs by $45 M and generating $14 M in annual revenue.Advanced Shipping Notice/Audit Free Receiving doubling throughput at fulfillment centers and saving $8M in operating expenses. Mixed SKU packing, enabling multi‑item boxing across the network and improving shipping efficiency.Asynchronous shipment charge processing to support international shipments without impacting domestic processing, increasing revenue by $27 M from international charges.
Education
American University of Beirut
Bachelor of Engineering - BE, Computer Science and Engineering
2018 — 2022
Collège Protestant Français Beyrouth
High School Diploma, Scientific Section - Speciality in Physics and Chemistry
2003 — 2018
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