Karthik Reddy

Languages & Frameworks

TypeScript, JavaScript, Python, Java, React, Next.js, Angular, Node.js, FastAPI, Spring Boot

Backend & Data

PostgreSQL, MySQL, Redis, Prisma, ZenStack, Celery, REST APIs, GraphQL, Microservices

Cloud & DevOps

AWS (S3, EC2, Lambda, CloudFront), CI/CD, GitHub Actions, Docker, Jenkins

Security & Auth

JWT, OAuth2, RBAC, Row-Level Security, OWASP Top 10

• Built real-time messaging system with group chat, reactions, drag-and-drop, and moderation
• Designed gamification engine: XP awards, streak calculator, leaderboard aggregator, badge auto-award
• Created interactive video quiz system with timestamp-based auto-pause for student engagement
• Modeled 90+ domain entities with ZenStack row-level security and hierarchical RBAC

• Architected FastAPI backend with Celery/Redis async job processing pipeline
• Integrated Stripe billing with idempotent webhook handling and subscription lifecycle management
• Implemented OAuth2 with PKCE, JWT refresh rotation, and multi-provider account linking
• Reduced p95 query latency by 40% through composite indexing and application-level caching

• Built SPAs with React and Angular; integrated REST APIs improving data processing by 20%
• Created TCS-HOBS Dashboard used across multiple telecom clients
• Maintained 95% sprint completion rate; mentored junior developers and conducted code reviews

• Led development of integrated security systems using Java, Spring Boot, and Angular
• Implemented microservices architecture improving system scalability
• Achieved 99.9% uptime for critical systems through architecture and monitoring

University of Memphis

Malla Reddy Engineering College