PORTFOLIO
My Work & Projects
Multi-Region Data Consistency System
AWS-based solution for managing geo-distributed data across multiple regions with DynamoDB Global Tables, ensuring strong consistency and idempotency in active-active event processing.
GTP-U/GTPv2 Protocol Implementation
Simplified implementation of GPRS Tunneling Protocol for mobile network user plane, featuring header parsing, encapsulation/decapsulation, and TLV encoding per 3GPP standards.
3GPP Milenage Authentication API
RESTful API implementing 3GPP Milenage algorithm for 3G/4G/5G authentication vector generation, deployed on AWS Lambda with API Gateway.
5G UE State Machine with AWS Step Functions
Event-driven finite state machine for managing 5G User Equipment (UE) registration and connection states, orchestrated using AWS Step Functions and adhering to 3GPP TS 23.502 specifications.
TMForum Product Catalog API Implementation
RESTful microservices implementation of TMForum Open APIs (TMF620, TMF637, TMF622) for managing telecom product catalogs, orders, and inventory with complete lifecycle management.
Real-Time Call Detail Record (CDR) Processor
Event-driven CDR processing pipeline for real-time call analytics, billing aggregation, and fraud detection using AWS Kinesis, Lambda, and SIP protocol integration.
5G Network Slice Selection (NSSAI) Processor
Intelligent network slice selection system implementing 3GPP NSSAI (Network Slice Selection Assistance Information) to assign User Equipment to appropriate 5G network slices based on service profiles and traffic type.
BSF Online - Virtual Bible Study Platform
Global online Bible study platform enabling thousands of users worldwide to participate in structured group studies with video conferencing, interactive lessons, and real-time collaboration features.
GSRTracker - Aviation Service Request Management System
Enterprise-grade Ground Service Request tracking platform for aviation MRO (Maintenance, Repair, and Overhaul) operations with real-time collaboration, role-based workflows, and comprehensive audit trails.