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kaniska.simplyfyy.com

Technical Arsenal

A detailed view of my engineering competency matrix, showcasing languages, server-side frameworks, databases, and automated pipelines.

Expertise Focus

Backend & AI Systems

Spring Boot, Spring AI, pgvector

Scale & Stack

Full-Stack Capability

NextJS, WebSockets, REST APIs

Total Ecosystem

20+ Tech Competencies

Docker, Jenkins, AWS EC2/S3

Core Architectural Stack

Primary Core
Java

Java

Languages

Expert • 95%

Primary language for backend systems. Proficient in concurrent programming, object-oriented design patterns, memory tuning, and JVM internals.

Key Competencies
MultithreadingConcurrencyOOPStreams APICollections Framework
Applied:
AI Powered HRMSReal-Time Chat AppLMS Platform
ReactJS

ReactJS

Frontend

Advanced • 90%

Leveraged for building responsive, highly modular single-page applications (SPA) with complex state propagation and UI render flows.

Key Competencies
HooksContext APIVirtual DOMState ManagementComponent Lifecycle
Applied:
Real-Time Chat AppLMS Platform
NextJS

NextJS

Frontend

Advanced • 85%

Specialization in building full-stack applications with server components, optimized data fetching, dynamic routing, and premium SEO setups.

Key Competencies
App RouterSSR / SSGServer ActionsAPI RoutesTurbopack
Applied:
AI Powered HRMSPortfolio Website
Spring Boot

Spring Boot

Backend

Advanced • 90%

Deep knowledge building secured, robust, and highly concurrent enterprise microservices. Proficient in OAuth2, WebSocket pipelines, and Spring AI integration.

Key Competencies
Spring SecuritySpring Data JPAWebSockets / STOMPSpring AISpring MVC
Applied:
AI Powered HRMSReal-Time Chat AppLMS Platform

Expertise Grid Matrix

Search or filter through all technical competencies.

Java

Java

Languages
Expert • 95%
MultithreadingConcurrencyOOPStreams APICollections Framework
Applied:AI Powered HRMS • Real-Time Chat App • LMS Platform
JavaScript

JavaScript

Languages
Advanced • 85%
ES6+Async/AwaitEvent LoopDOM Manipulation
Applied:AI Powered HRMS • Real-Time Chat App
Python

Python

Languages
Proficient • 75%
ScriptsData ProcessingWeb ScrapingPip
Applied:AI Integrations • Automation Tools
ReactJS

ReactJS

Frontend
Advanced • 90%
HooksContext APIVirtual DOMState ManagementComponent Lifecycle
Applied:Real-Time Chat App • LMS Platform
NextJS

NextJS

Frontend
Advanced • 85%
App RouterSSR / SSGServer ActionsAPI RoutesTurbopack
Applied:AI Powered HRMS • Portfolio Website
Tailwind CSS

Tailwind CSS

Frontend
Expert • 95%
Responsive LayoutsFlexbox / GridThemes & CustomizationTransitions
Applied:AI Powered HRMS • Real-Time Chat App • Portfolio Website
Vaadin Flow

Vaadin Flow

Frontend
Intermediate • 70%
Java UI ComponentsRoutingData BindingClient-Server RPC
Applied:LMS Platform
Spring Boot

Spring Boot

Backend
Advanced • 90%
Spring SecuritySpring Data JPAWebSockets / STOMPSpring AISpring MVC
Applied:AI Powered HRMS • Real-Time Chat App • LMS Platform
Spring AI

Spring AI

Backend
Proficient • 80%
Ollama LLM integrationVector EmbeddingsPrompt EngineeringTool Calling / Function Calling
Applied:AI Powered HRMS
Hibernate / JPA

Hibernate / JPA

Backend
Advanced • 85%
ORM MappingCriteria APIJPQL / HQLTransaction ManagementCaching
Applied:AI Powered HRMS • LMS Platform
Apache Tomcat

Apache Tomcat

Backend
Proficient • 80%
Servlet ContainerDeployment configsThread Pooling
Applied:LMS Platform • Server deployments
REST APIs

REST APIs

Backend
Expert • 95%
JSON SerializationOpenAPI / SwaggerHTTP status patternsCORS policy
Applied:AI Powered HRMS • Real-Time Chat App • LMS Platform
AWS

AWS

Cloud & DB
Proficient • 75%
EC2 InstancesS3 StorageIAM PoliciesCloudflare Routing
Applied:AI Powered HRMS
PostgreSQL / pgvector

PostgreSQL / pgvector

Cloud & DB
Advanced • 85%
pgvector searchRelational Database DesignSQL QueriesIndexes & Optimization
Applied:AI Powered HRMS
MySQL

MySQL

Cloud & DB
Advanced • 85%
Relational schemasSQL queriesJoinsData normalization
Applied:LMS Platform
MongoDB

MongoDB

Cloud & DB
Proficient • 80%
NoSQL designCollections & documentsQueriesAggregation
Applied:Side projects
Platform.sh / Render

Platform.sh / Render

Cloud & DB
Proficient • 75%
Cloud deploymentsEnvironment variablesPaaS configs
Applied:AI Powered HRMS • LMS Platform
Docker

Docker

DevOps & Tools
Proficient • 80%
ContainerizationMulti-stage buildsDocker ComposeImages & volumes
Applied:Real-Time Chat App • LMS Platform
Jenkins

Jenkins

DevOps & Tools
Intermediate • 70%
CI/CD PipelinesBuild AutomationPipeline as Code
Applied:LMS Platform
Git & GitHub

Git & GitHub

DevOps & Tools
Advanced • 90%
Branching & MergingPull RequestsGit workflowGitHub Actions
Applied:All projects
Linux (Debian/Fedora)

Linux (Debian/Fedora)

DevOps & Tools
Advanced • 85%
Bash Shell scriptingCron JobsCLI utilitiesSystemd configuration
Applied:EC2 Server setup • Development setups
Postman

Postman

DevOps & Tools
Advanced • 90%
API requestsCollectionsMock serversEnvironment variables
Applied:API Testing