Raj Kishor Paswan

• Architected SmartBiz commerce platform supporting 10K+ concurrent users.
• Improved SEO by 40% via Next.js SSR migration.
• Reduced image payload by 75% through CDN optimization.
• Built Elasticsearch search system with 0.5s response time.
• Mentored 4 engineers; reduced defects by 35%.

• Extracted Offer Engine into Spring Boot microservice.
• Implemented encryption-at-rest for 5M+ records.
• Optimized financial workflows to 99.8% accuracy.

• Designed cloud testing framework improving efficiency by 25%.
• Delivered reusable enterprise UI components.
• Maintained 99.9% uptime for DTE job framework.

System for cross-platform deployment of enterprise mobile applications.
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