💻 Java | Spring Boot | Angular Developer
📍 Uttar Pradesh, India
🏢 System Engineer

I am a software developer with 3+ years of experience building enterprise applications using Java, Spring Boot, and Angular.
I enjoy building scalable backend services, secure APIs, and responsive frontend applications.

• Java
• Spring Boot
• Microservices
• REST APIs

• Angular
• TypeScript
• HTML
• CSS
• Bootstrap
• Tailwind CSS
• Angular Material

• Oracle SQL
• PL/SQL
• MySQL

• Git
• Maven
• Postman
• Agile / Scrum

Enterprise application used for Vendor Lifecycle Management, including:

• Vendor Registration
• Contract Management
• Recruitment Management
• Invoice Processing
• Claim Reimbursement

Implemented multiple security layers to protect sensitive data and ensure payload integrity.

• Implemented RSA encryption for secure key exchange between frontend and backend.
• Used AES-256 encryption to encrypt API payloads, preventing data theft from the browser Network tab.
• Implemented payload encryption and decryption for secure API communication.
• Used hashing for uploaded file validation to ensure file integrity and prevent corrupted or tampered files.
• Added validation mechanisms to detect payload manipulation or unauthorized access attempts.

Java | Spring Boot | Angular | Oracle SQL | REST APIs

Web application for managing and securing document uploads.

• Upload documents
• Update documents
• Delete documents
• Secure file handling
• API-based document access

Java | Spring Boot | Angular | MySQL

✔ Backend development using Java & Spring Boot
✔ Building secure REST APIs
✔ Angular UI development
✔ Debugging production issues
✔ Database query optimization

📧 Email: javedkhan1078692@gmail.com

⭐ If you like my work, consider starring my repositories.