Dennis Zhang
Senior Software Developer @Nyc Department Of Parks & Recreation
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WORK HISTORY
Senior Software Developer @Nyc Department Of Parks & Recreation
New York, NY, US
Established and integrated a DevSecOps workflow using SAST and DAST tools, which reduced critical production vulnerabilities by 30% in the first year and standardized security practices for a team of 5 developers.• Architected and delivered a reusable data pipeline library in Python that reduced ETL development time for new data sources by 66%(from 2 sprints to 1), enabling faster data integration for critical city-wide services.• Coordinated with product owners, project managers, QA teams, and security analysts to deliver backend APIs supporting 100 connections per second.• Optimized a critical data-feed process by batching data, improving performance by 12x from 50k/min to 50k/sec.• Design and develop data integration pipeline with vendor application enabling business to update on prem-data from SaaS application.
EDUCATION
Queens College
B.S.
ABOUT DENNIS ZHANG
Backend Engineer with 10+ years of experience engineering high-performance data systems…
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