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kumarahhc/README.md

Profile

Software engineer, architect with more than a decade of experience in designing and delivering end-to-end solutions, including industrial IoT systems, industrial monitoring applications, and system backend applications. Proven expertise in backend technologies, IoT , edge computing, and real-time data processing. Strong background in architecting scalable, secure, and maintainable software systems with emphasis on cybersecurity, data privacy, and regulatory compliance. Experienced in leading cross-functional teams, stakeholder collaboration, and implementing DevOps practices, including CI/CD pipelines and automated testing. Currently engaged in an IoT, human, and AI hybrid driving assistance system and cloud-native architectures.

Key Projects

Microservice Architecture for Navigation Application

Designed and developed a prototype application for real-time data processing and route calculation using event-driven microservice architecture as part of a master's thesis. The project is conducted by the University of Oulu and FMI (https://6gvisible.fmi.fi/ )

Python, Node.js, MQTT, Docker, Kubernetes, Neo4J, CI/CD

Smart City - Centralized LED Street Light Management System

Architected and developed an end-to-end IoT solution for smart street light, managing 1000+ LED devices with centralized monitoring, control, and scheduling capabilities. Implemented secure device connectivity over a custom UDP protocol with real-time status monitoring, energy optimization, and automated failure detection. Robust backend system with protocol decoding server, API gateway and message delivery platform.

Java, Python, UDP, TCP/IP,CoAP, TALQ, Edge Computing, Cloud Integration, RESTfull, CI/CD

Industrial IoT - UPS and Battery Monitoring System

Designed a centralized industrial monitoring platform for UPS systems (SNMP protocol) and industrial LFP batteries (MODBUS protocol). Solution provided real-time device health monitoring, predictive maintenance alerts, and data analytics for critical power infrastructure across multiple sites. solution consist of server application, API gateway and analysis module.

Java, Python, MySQL, TCP/IP, SNMP, MODBUS, RESTfull, CI/CD

Real-Time GPS Tracking and Transit Data Platform

Designed an IoT data processing platform handling multiple GPS device models with different protocols over TCP/IP. System decoded device telemetry, processed real-time location data, and integrated with Google Transit API to provide GTFS real-time feeds for public transportation systems. Handled thousands of concurrent device connections with sub-second latency. Also backend system has been developed, that can handle traffic from frontend fleet management application and mobile application.

Java, Python, C++, TCP/IP, GTFS, Google Protol Buffer

Industrial IoT - BLE-Based AC Ventilation Control System

Architected and developed Android BLE application for Israel customer enabling wireless control of industrial AC ventilation systems.

Android Java, Bluetooth Low Energy

ERP system for automobile workshop (BMW)

End-to-end ERP system for BMW automobile workshop. It includes job management, labour management, inventory management, invoicing, payment receipt, reports and automated SMS and mail alerts

Java, PHP, MySQL, RESTfull, SAML SSO

Operation Management System for Service sector

End-to-end process management system for after-sales service (fault ticketing and job order management, contract management). The system process runs on a customer-defined workflow with SLA.

PHP, Java, MySQL, RESTfull

Profile Views

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  1. PDFDataRipper PDFDataRipper Public

    Extract data (structured or non structured data) in any PDF document in to a format that can be processed in a program. This library will not work with scanned document as image in to PDF.

    HTML 1

  2. GoogleReviewManager GoogleReviewManager Public

    JavaScript

  3. PDFRipper PDFRipper Public

    HTML

  4. pdfScannerJ pdfScannerJ Public

    Scan PDF file for security vulnarabilities (java application)

    Java

  5. azure_graph_mail azure_graph_mail Public

    Send emails through Azure Graph API

    PHP

  6. py_http_GPS_Server py_http_GPS_Server Public

    GPS server that accept http POST

    Python