Welcome to the Learning Hub
A personal space for notes, deep dives, and things I'm learning — currently focused on AI/ML, cloud architecture, Java, and software design.
Vinay Kumar K
Software Engineer with 18+ years of experience architecting scalable Java/Spring Boot enterprise applications on AWS. I specialize in cloud contact center (CCaaS) platforms with omnichannel support — Voice, SMS, Email, WhatsApp.
Strong in microservices, performance tuning, and leading Agile teams. Currently deep into AI/ML engineering — leveraging LLMs, prompt engineering, and tools like GitHub Copilot to improve developer productivity.
Explore the Hub
AI & Machine Learning
From ML fundamentals to production LLM systems — prompt engineering, RAG, agents, fine-tuning, and system design.
AWS Services
Core services organized by category — IAM, S3, EC2, Lambda, ECS, DynamoDB, and architecture patterns.
Explore →Java & DSA
Data structures, design patterns (GoF & modern), and 100 curated coding problems.
Explore →Spring Framework
Spring Boot tutorials, microservices patterns, and production-ready configurations.
Explore →Software Architecture
CPSA-F curriculum — design principles, quality attributes, patterns, and case studies.
Explore →Tech I Work With
Specializing in cloud contact center (CCaaS) platforms with omnichannel support — Voice, SMS, Email, WhatsApp.