SHIVAM CHAUHAN

1. CCTNS – Crime and Criminal Tracking System (Tripura)
Technologies: Java 8, Spring MVC, Hibernate, MySQL, REST APIs, Apache Tomcat, JSP, jQuery, Bootstrap
Tools/IDE: Spring Tool Suite (STS)

Key Contributions:

Architected and developed core modules including citizen registration, FIR filing, accused and suspect profiling.

Integrated RESTful APIs for OTP-based user verification, alert systems (SMS/Email), and Aadhaar/UIDAI verification.

Managed secure and structured user data using Hibernate ORM and MySQL.

Implemented modular service architecture to ensure scalability and maintainability.

Handled exception management, input validation, and backend security controls.

Deployed application on Apache Tomcat and handled server configuration and log analysis.

Built dynamic dashboards and data reports for administrative users using JSP and Bootstrap.

2. CCTNS – Crime and Criminal Tracking System (Andhra Pradesh)
Technologies: Java 8, Spring MVC, Hibernate, MySQL, REST APIs, Apache Tomcat, JSP, jQuery, Bootstrap
Tools/IDE: Spring Tool Suite (STS)

Key Contributions:

Designed and implemented modules for police case tracking, FIR search, and citizen complaint systems.

Developed API integrations with national crime databases and local police systems.

Enhanced UI/UX for internal users with responsive front-end using jQuery and Bootstrap.

Ensured seamless communication with SMS and email gateways for real-time notifications.

Improved form validation (frontend + backend) for better data accuracy and user experience.

Integrated audit logging and user session tracking for improved traceability and security.

Optimized database queries using Hibernate and improved performance with indexed structures.

3. e-Stamp Project – Andhra Pradesh
Technologies: Java 8, Spring MVC, Hibernate, MySQL, REST APIs, Apache Tomcat
Tools/IDE: NetBeans

Key Contributions:

Architected the e-Stamp digital system to replace manual stamp processes.

Developed modules for stamp application, certificate generation, and QR verification.

Integrated OTP-based verification system and digital delivery via email/SMS.

Integrated HDFC Payment Gateway via CSC Connect for secure transactions.

Ensured compliance with government protocols and digital signature standards.

Created role-based access control and admin management panels.

Maintained performance and availability with Tomcat deployment and load monitoring.

4.D2DService – Door-to-Door Delivery Service Platform
Technologies: Java 8, Spring Boot, Hibernate, MySQL, REST APIs, Apache Tomcat
Tools/IDE: NetBeans

Key Contributions:

Architected and implemented a scalable platform for citizen doorstep services (certificates, document pickup, etc.).

Developed and integrated RESTful APIs for order creation, tracking, notifications (SMS/Email), and service status.

Integrated third-party APIs for address validation and delivery notifications.

Managed persistence using Hibernate ORM and MySQL for service and transaction data.

Ensured payment gateway integration with CSC Wallet and CSC Connect.

Deployed on Apache Tomcat with daily cron-based backend jobs for status updates.

Added admin panel and user dashboards with role-based access.

5. Fishing License Management System (Fisheries Department)
Technologies: Java 8, Spring Boot, Hibernate, MySQL, REST APIs, Apache Tomcat
Tools/IDE: NetBeans

Key Contributions:

Designed and implemented a fully online fishing license application and renewal system.

Built REST APIs for real-time status tracking, document submission, and SMS/email notifications.

Integrated CSC Wallet and CSC Connect for online payments and receipt generation.

Used Spring Boot microservice design for modular separation (registration, approval, payment).

Developed backend workflows for administrative approval, license generation, and reporting.

Ensured secure document upload handling and validation mechanisms.

Deployed application to Tomcat and implemented system monitoring and backups.

6. Assam Women’s University (AWU) Management System
Technologies: Java 8, Spring MVC, Hibernate, MySQL, REST APIs, Apache Tomcat
Tools/IDE: NetBeans

Key Contributions:

Developed a complete academic management system including student onboarding, faculty data, and course registration.

Created REST APIs for internal services (academic records, attendance, examination).

Integrated CSC Wallet and HDFC Payment Gateway for student fees and hostel payments.

Used Hibernate for managing student and staff data and ensuring relational integrity in MySQL.

Built dynamic reports and export features for admin use.

Enhanced front-end usability with AJAX and Bootstrap for a responsive experience.

Implemented SMS/email notifications for application status, results, and schedule updates.