Experience
PDF version- Lead CDN & Infrastructure architecture for People, Investopedia, Allrecipes, etc. serving 1.4B+ daily requests, 105 TB/day of global traffic, and 175 M+ monthly users.
- 26’ Developed CAD (Cease & Desist), an internal tool enabling the Legal team to identify unauthorized content scraping and issue cease-and-desist notices to offending companies.
- 26’ Leading other companies to encourage & set industry standards to block bots and AI crawlers.
- 26’ Working with Cloudflare to track & catch evasive AI companies blatantly stealing content.
- 25’ Led the CDN & DNS migration from Fastly & NS1 to Cloudflare for all brands in 6 months along with 2 members.
- 25’ Architected and deployed the D/Cipher Crawler & SiteMapper, an event-driven, cloud-native pipeline leveraging S3, SQS, and ArgoCD to asynchronously crawl, analyze, and extract web content and XML sitemaps across enterprise-scale domains.
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- 24’ Built DDoS Scrubber using historical data (logs) to defend against DDoS attacks with an 80% accuracy.
- 24’ Containerized Redis in QA Env to save deployment time by 16 mins (80%) and cost by ~38%.
- 24’ Driving the adaptation of HTTP/3, HTTPS (SVCB Record types) & 0-RTT towards major sites.
- 23’ Integrated systems (SigSci) to thwart malicious/attack traffic. [~1+ Billion requests per year.]
- 23’ Undertook the containerization of SOLR to ensure robust handling of production-level traffic.
- 23’ Revamped Kafka with Envoy to ensure seamless connectivity during node IP changes.
- 22’ Architected ES (8.X.X) clusters (along with APM) in EKS with fault tolerance.
- 22’ Reduced AWS costs by migrating workloads to SPOT & Graviton instances to save ~$1.2+ million p.a.
- Achieved 90% application-level observability on all services with dashboards, metrics, tracing, and logging.
- Attained 100% service-level visibility on all micro-services via metricbeat + elastic-search.
- Saved $15,000 p.a. by shutting down unneeded services and infrastructure.
- Saved 1k+ hours p.a. of work time for engineers by building an internal serverless tool.
- Collaborated with the frontend team to reduce build time for central service from 60 minutes to 10 minutes.
- Spearheaded enhanced visibility for RDS, Aurora, and Envoy service mesh routing.
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- Implemented distributed tracing across all microservices to debug failures swiftly.
- Standardized procedures for the engineering department to attain visibility on their applications.
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- Deployed new ELK clusters for increasing reliability & search/query response time, handling logs from 400 servers from all three environments.
- Devised a centralized cron logging mechanism on servers for better visibility on their executions.
- Automated generation of Nagios alerts for all projects using Ansible.
- Learned about improving, monitoring & testing infrastructure.
- Designed a project to automate alerting of failed pipelines to teams (Lambda + PagerDuty).
Volunteering
- Certified EMT providing emergency medical assistance and first aid to participants at races and events.
- Conducted patient assessments and monitored vital signs, administering appropriate care.
- Worked collaboratively in a team of medical professionals and volunteers to ensure patient safety.
Education
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A.A.S. Paramedicine City University of New York
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M.S. CyberSecurity Stevens Institute of Technology
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B.S. Computer Engineering University of Mumbai
Projects
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F.R.I.D.A.Y friday.divyendra.com
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DateSpots datespots.city
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sourcecidr sourcecidr.com
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Cloud Infra Map map.sourcecidr.com
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Codenza
Links
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GitHub github.com/DivyendraPatil
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Portfolio divyendra.com
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LinkedIn linkedin.com/in/divyendrapatil