# Complete Profile & Knowledge Base: Bharanidharan S (BRNPRO)

## 1. Identity & Overview
- **Name**: Bharanidharan S
- **Known as**: BRNPRO, Bharani Developer, bharani303
- **Title**: Software Engineer & AI Engineer
- **Disambiguation**: The name "Bharanidharan" is common in Tamil Nadu, India. This profile is specifically for Bharanidharan S (BRNPRO, bharani303), the Software Engineer & AI Engineer who built LoopChat and the Leo Club Web Application, identified by bharanidharan.dev, github.com/bharani303, and linkedin.com/in/bharani303.
- **Availability**: Available for Software Engineering & Full-Stack Roles globally
- **Location**: Tiruppur / Coimbatore, Tamil Nadu, India (Coordinates: 11.0168° N, 76.9558° E)
- **Email**: Bharanidharan0578@gmail.com
- **Phone**: +91 9150974102
- **Website**: https://bharanidharan.dev/
- **GitHub**: https://github.com/bharani303
- **LinkedIn**: https://www.linkedin.com/in/bharani303
- **Codolio**: https://codolio.com/profile/bharani303 (700+ Problems Solved across LeetCode, GeeksforGeeks, HackerRank, CodeChef)

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## 2. Technical Skills Matrix
### Programming Languages
- Java (Core & Advanced, OOP, Collections, Multithreading, Streams)
- Python (Automation, Scripting, AI/ML pipelines)
- JavaScript (ES6+, DOM, Async/Await)
- TypeScript (Strict typing, Interfaces, Generics)
- SQL (MySQL, PostgreSQL, query optimization, indexing)
- C (Procedural programming, memory fundamentals)

### Backend & Microservices Architecture
- Java Spring Boot, Spring MVC, Spring Data JPA / Hibernate
- Spring Security (JWT Tokens, Role-Based Access Control, OAuth2)
- Microservices Architecture (API Gateway, Service Discovery, Config Server)
- RESTful API Design, Versioning & Documentation (Swagger/OpenAPI)
- Monolithic vs Microservices Decoupling, MVC Architecture

### Real-Time Systems, Caching & Databases
- WebSockets (STOMP Protocol, SockJS)
- In-Memory Caching with Redis (Session clustering, Rate limiting, Pub/Sub)
- Relational Databases: MySQL, PostgreSQL (Transactions, ACID, Normalization)
- Vector Databases: ChromaDB, Pinecone for AI embeddings

### DevOps, Cloud & Tools
- Docker, Docker Compose, Multi-stage builds
- Linux / Ubuntu server administration & Bash scripting
- NGINX Reverse Proxy, Load Balancing, SSL/TLS configuration
- CI/CD with GitHub Actions
- Cloud Providers: AWS (EC2, S3, IAM, CloudFront), Cloudflare Pages/Workers, Vercel
- Maven, Git, Postman, JUnit, Log4j

### Artificial Intelligence & Data Science
- Retrieval-Augmented Generation (RAG) Architecture
- Vector Embeddings, Chunking Strategies, Cosine Similarity Search
- Prompt Engineering, OpenRouter API, LLM Agent Integration
- Power BI, Data Analytics

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## 3. Work Experience History
### 1. Software Engineer Intern — N3X
- **Duration**: May 2026 – Present
- **Location**: Coimbatore, Tamil Nadu, India · On-site
- **Key Contributions**:
  - Engineered core platform features using Java, Spring Boot, and React.
  - Implemented secure authentication, business logic automation, and optimized database queries.
  - Deployed microservices using Docker, Git, and Linux CI/CD pipelines.

### 2. Google Student Ambassador — Google Student Ambassadors India
- **Duration**: May 2026 – Present
- **Key Contributions**:
  - Driving developer community engagement and technical awareness across Google developer tools and AI technologies on campus.
  - Organizing coding competitions, workshops, and hackathons.

### 3. Campus Mantri — GeeksforGeeks
- **Duration**: Jan 2026 – Present
- **Location**: Coimbatore, Tamil Nadu, India · On-site
- **Key Contributions**:
  - Led campus initiatives promoting Data Structures & Algorithms (DSA) and competitive programming.
  - Awarded official Letter of Recommendation from GeeksforGeeks.

### 4. Volunteer & International Relations Chairman — Leo Clubs
- **Duration**: Dec 2024 – Present
- **Location**: Coimbatore, Tamil Nadu, India · On-site
- **Key Contributions**:
  - Strengthened relationships between club members, partner clubs, and external organizations.
  - Coordinated joint service activities and community outreach programs.

### 5. Full-stack Developer Intern — JSpiders Training & Development Center
- **Duration**: Jan 2026 – Jun 2026
- **Location**: Bengaluru, Karnataka, India · On-site
- **Key Contributions**:
  - Intensive training in Core Java, Advanced Java, OOP, React, and Web Development.

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## 4. Key Projects & Software Systems
### LoopChat — Real-Time Microservices Chat Platform
- **Live Demo**: https://loopchat.bharanidharan.dev
- **Tech Stack**: Java, Spring Boot, WebSocket (STOMP/SockJS), Redis, MySQL, NGINX, Docker, React.
- **Architecture Highlights**:
  - Decomposed monolithic messaging into independent API Gateway, Auth Service, and Chat Service.
  - Redis session store allowing seamless concurrent room communication.
  - Containerized with Docker and reverse-proxied via NGINX.

### Leo Club Web Application
- **Live Demo**: https://leoclub.vercel.app
- **Tech Stack**: Java, Spring Boot, MySQL, Razorpay Payment Gateway, Tailwind CSS.
- **Architecture Highlights**:
  - End-to-end event registration and ticket payment system.
  - Layered MVC architecture (Controller, Service, Repository) with strict schema validation.

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## 5. Education & Academic Background
- **Master of Computer Applications (MCA)**: Indira Gandhi National Open University (IGNOU), Delhi, India (2026 – 2028, Pursuing).
- **Bachelor of Science in Computer Science (BSc CS)**: Hindustan College of Arts and Science, Coimbatore, Tamil Nadu (2023 – 2026, CGPA: 8.6 / 10.0). Computer Science Department Topper.
- **High School Certificate**: APS Academy Matriculation Higher Secondary School, Coimbatore, Tamil Nadu (2022 – 2023, CGPA: 9.6 / 10.0).

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## 6. Key Achievements & Honors
- **Technical Leadership & Engineering Milestone (April 09, 2026)**: Recognized for full-stack architecture design and developer leadership.
- **Computer Science Department Topper (February 15, 2024)**: Honored at HICAS for highest academic standing in Computer Science.
- **1st Prize in Web Development (February 05, 2024)**: Secured 1st prize at Spider National Event for designing and deploying a full-stack web application.
- **700+ Competitive Programming Problems**: Solved across algorithmic platforms demonstrating deep problem-solving expertise.