Charles Henderson
About
Detail
Senior Site Reliability Engineer @ Instacart | Ex-Amazon
Anderson, California, United States
Résumé
Jobs
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Senior Site Reliability EngineerInstacartJun 2026 - Current (3 months)- Software Development EngineerAmazonJan 2024 - Nov 2025 (1 year 11 months)• Led the transformation of the team's development workflow into an Agile Scrum process, improving delivery predictability. • Led a multi-region infrastructure expansion, reducing time to onboard a new AWS region from six months to three. • Designed and implemented a canary testing platform for our container deployment system that prevented two production incidents within its first month via automatic rollbacks • Optimized EKS reactive autoscaling to maintain our high platform availability and reduce the scale-up time from 30 seconds to 15 seconds
- Software Development ManagerAmazonJan 2023 - Jan 2024 (1 year 1 month)• Increased my team's container deployment mechanism availability from 98.63% to 99.91%. • Reduced infrastructure operational costs by 10%. • Successfully promoted two SDE Is to SDE II. • Maintained my team's high platform availability throughout the year including peak events like Prime Day, Black Friday, etc.
- Software Development EngineerAmazonFeb 2017 - Jan 2023 (6 years)• Expanded Amazon's rendering platform to support the CN homepage, collaborating across teams to migrate workloads outside of China. • Implemented and designed the infrastructure for a cellular, AZ-isolated endpoint selection service with dynamic traffic routing, achieving single-digit millisecond server latency through AZ isolation and client-side caching. • Launched an internal dashboard tracking software engineer level distribution across Amazon, used in leadership organizational planning. • Designed and implemented a data transform layer for highly nested data in AWS Glue as part of a data lake input processing pipeline.
- Software EngineerSaleae LLCJun 2013 - Sep 2015 (2 years 4 months)• Re-architected the analog data pipeline, achieving an 80% increase in throughput. • Optimized FIR, IIR, and CIC filters using the SSE2 SIMD instruction set, achieving a 200% increase in throughput.
Education
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- Master of Science (M.S, Computer ScienceUniversity of California DavisJan 2015 - Jan 2016 (1 year 1 month)
- Bachelor's degree, Computer ScienceUniversity of California DavisJan 2010 - Jan 2013 (3 years 1 month)My area of emphasis involves Computer Graphics, Information Visualization, and parallel computation.