Software Engineer with 14+ months of production experience at RPS Solution Pvt. Ltd., architecting and deploying enterprise-grade web applications. Proven expertise in full-stack development with demonstrated impact: 30% performance optimization, 99.5% system uptime, and solutions serving 500+ active users across 15+ client projects.

Core Competencies: Full-stack development • RESTful API design • Performance optimization • Agile methodologies • Cloud deployment

Current Role:     PHP Developer @ RPS Solution Pvt. Ltd.
Experience:       14+ months in production environments
Clients Served:   15+ active enterprise clients
System Uptime:    99.5% across production deployments
Performance Gain: 30% improvement in application load times
Development ROI:  25% faster feature delivery through modular architecture

• 🚀 Architected RESTful APIs reducing inter-service latency by 40% through optimized data structures and caching strategies
• ⚡ Engineered performance optimizations achieving 30% faster page loads via database query optimization and lazy loading
• 🏗️ Built modular React architecture improving team development velocity by 25% with reusable component library
• 📊 Maintained 99.5% uptime across production systems through proactive monitoring and incident response protocols
• 👥 Collaborated in Agile teams delivering features across e-commerce, CRM, and business automation platforms

{
  languages: ['PHP', 'JavaScript (ES6+)', 'SQL', 'C'],
  frameworks: ['Laravel 9+', 'Express.js'],
  architecture: ['REST APIs', 'MVC Pattern', 'Microservices'],
  database: ['MySQL', 'Query Optimization', 'Schema Design'],
  security: ['Authentication', 'JWT', 'RBAC', 'XSS Prevention']
}

{
  library: ['React.js', 'React Hooks', 'Context API'],
  styling: ['CSS3', 'Bootstrap 5', 'Responsive Design'],
  optimization: ['Code Splitting', 'Lazy Loading', 'React.memo'],
  tools: ['Webpack', 'Vite', 'Chrome DevTools'],
  testing: ['Unit Testing', 'Integration Testing']
}

{
  cloud: ['AWS (EC2, S3, IAM)', 'AWS Certified'],
  cicd: ['GitHub Actions', 'Netlify', 'Automated Deployment'],
  version_control: ['Git', 'GitHub', 'Branch Strategy'],
  monitoring: ['Error Logging', 'Performance Metrics']
}

{
  methodologies: ['Agile/Scrum', 'TDD', 'Code Reviews'],
  principles: ['SOLID', 'DRY', 'Clean Code'],
  practices: ['API-First Design', 'Documentation'],
  collaboration: ['Sprint Planning', 'Technical Specs']
}

🔗 Production: jitchangdar.netlify.app | 💻 Tech: React.js, REST APIs, CI/CD

+ 500+ Monthly Active Users
+ 100/100 Performance Score
+ Zero-Downtime Deployments
+ 95% User Retention Rate

Technical Implementation:

• React Hooks: useState, useEffect, useContext, useReducer, useMemo
• Performance: React.memo, code splitting, image optimization
• Deployment: Netlify CI/CD with automated testing pipeline

🔗 Production: pulinsardarjewellers.com | 💻 Tech: PHP, MySQL, JavaScript

+ SQL Injection Protected
+ XSS Prevention Layer
+ Session Security
+ 35% Higher Engagement

Technical Stack:

• Backend: PHP with MVC architecture, MySQL with normalized schema
• Security: Prepared statements, CSRF tokens, input sanitization
• Frontend: Responsive design, progressive enhancement, accessibility standards

🔗 GitHub: JitChangdarX/Notes | 💻 Tech: Laravel 9, MySQL, REST APIs

+ MVC Design Pattern
+ RESTful API Design
+ JWT Authentication
+ Eloquent ORM
+ Normalized DB Schema

API Design:

GET    /api/notes          → List all notes
POST   /api/notes          → Create note
GET    /api/notes/{id}     → Get single note
PUT    /api/notes/{id}     → Update note
DELETE /api/notes/{id}     → Delete note

🔗 GitHub: JitChangdarX/student_manegmant | 💻 Tech: Laravel, MySQL, RBAC

System Capabilities:

• Role-Based Access Control (RBAC) with admin, teacher, and student roles
• Comprehensive CRUD operations for students, courses, and attendance tracking
• Advanced reporting dashboard with data export (CSV, PDF) functionality
• Responsive admin panel with real-time search and filtering

Technical Features:

• Multi-tenant architecture support
• Middleware-based authorization
• Database transactions for data integrity
• Audit logging for compliance tracking

🔗 GitHub: JitChangdarX/voting_management_system | 💻 Tech: PHP, MySQL

Security-First Implementation:

• One-vote-per-user enforcement with session-based validation
• Real-time vote counting with race condition prevention
• Admin dashboard with vote analytics and visualization
• SQL injection prevention and input sanitization

const currentLearning = {
  frontend: ['Advanced React Patterns', 'Three.js', 'GSAP Animations'],
  backend: ['Django REST Framework', 'Microservices Architecture'],
  systems: ['Rust Programming', 'WebAssembly'],
  cloud: ['AWS Lambda', 'Serverless Architecture', 'Container Orchestration']
};

Diploma in Computer Science & Technology | CGPA: 8.1/10
Budge Budge Institute of Technology, WBSCTE | 2020 - 2023

Relevant Coursework: Data Structures & Algorithms • Database Management Systems • Software Engineering • Web Technologies • Computer Networks • Operating Systems

Certifications:

• ✅ AWS Hands-on Training - EC2, S3, IAM, Cloud Architecture, Deployment Strategies