William Cofer
Senior Backend Engineer | Python | TypeScript | AWS | Data Analytics & AI
- Role
- Senior Backend Engineer at Capital One
- Location
- Nashville, TN, US
- LinkedIn followers
- 500 followers
About William Cofer
Senior Backend Engineer specializing in cloud infrastructure, scalable APIs, and secure…
Experience
Senior Backend Engineer
Nov 2024 — Present
Architected a machine learning inference pipeline that integrated with Capital One’s banking data management system to identify and block sensitive customer uploads, reducing high-risk submissions by 90%- Built and deployed a Python API adapter around a financial machine learning SDK, improving internal document scanning speed by up to one week per upload- Developed a TypeScript orchestrator service to automate customer data ingestion and scanning, eliminating manual handling of sensitive data- Designed and implemented a Python service to scan large JSON and CSV files for sensitive personal information (e.g, SSNs, credit cards), scaling it with AWS SQS and ECS- Member of Capital One Machine Learning ClubEnvironment: Python, TypeScript, AWS Services (DynamoDB, SQS, Lambda, ECS), FastAPI
Education
Interview Kickstart
Full Stack Development
The University of Tennessee at Chattanooga
Bachelor of Science
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