👋 Welcome to my portfolio

Ovi
Chowdhury Joy

I have expertise in

Crafting innovative software & IoT solutions with 4+ years of expertise. From ERP systems to cybersecurity — building tech that matters.

Ovi Chowdhury Joy
4+ Years
Experience
CISSP
Certified
Ovi Chowdhury Joy
4+
Years Exp.

Get to Know Me

About Me

Hello! I am Ovi Chowdhury Joy, a passionate Software & IoT Developer based in Chattogram, Bangladesh. With over 4+ years of experience in software development and 2+ years dedicated to IoT system design and implementation, I thrive on building innovative solutions that make a real difference.

Currently serving as Software Developer Team Lead at Mostafa Group Of Industry, I lead a dynamic team focused on ERP solutions. My expertise spans the full spectrum — from IoT gateway architecture and biometric access control to full-stack web development and cybersecurity. I am certified in CISSP, CEH, OSCP, and more, bringing a security-first mindset to every project.

0+
Years Experience
0+
Projects Done
0+
Happy Clients
0
Certifications
Name Ovi Chowdhury Joy
Phone +880 1333 121292
Location North Patenga, Chattogram, Bangladesh
Website avrojitovi.com

My Journey

Professional Experience

Feb 2024 — Present

Software Developer Team Lead

Mostafa Group Of Industry  |  Agrabad, Chittagong

Leading the ERP development team, I spearhead the development and maintenance of tailored ERP software systems across sister companies. I oversee seamless operations from head office to each business unit, promptly addressing bugs and optimizing processes. I collaborate with cross-functional teams for requirements gathering and successful deployments, drive continuous improvement in ERP performance, ensure regulatory compliance and security protocols, and maintain clear stakeholder communication.

Feb 2023 — Jan 2024

IoT & Software Developer

Web Point Limited  |  Bahaddarhat, Chittagong

Designed and implemented a complex IoT solution for a logistics industry client, resulting in significant cost savings and improved operational efficiency. Developed a software application that automated several manual processes, leading to a 30% increase in productivity. Collaborated with a cross-functional team to create a scalable and secure cloud infrastructure, improving reliability and performance. Received consistent positive feedback from clients and multiple promotions within the company.

Mar 2021 — Nov 2022

Lead Developer & Project Manager

Ronark Software LTD  |  AK Khan, Chittagong

Led two client implementation teams and suggested key performance indicators, directing measurement of results. Advised 20+ clients on risk mitigation involving worldwide business strategies. Handled 100+ client situations involving potential compromises and data leaks. Oversaw a 20+ analyst SOC monitoring 2,000+ enterprise networks. Designed user-friendly websites including optimized checkout pages, resulting in 25% increase in user clicks and 33% increase in customer purchases.

Jun 2021 — Nov 2021

Cybersecurity Administrator

Cloud Park IT  |  Remote

Worked with 20+ stakeholders to identify, document and conduct operational test and evaluation activities. Performed 10+ security assessments for over 10 clients using NIST Guidelines. Condensed threat reporting from articles, research papers and third-party sites, reducing reporting hours by 35%. Conceptualized and enforced a server that accelerated document generation and website search functionality by 15%, earning consistent commendation from top management.

What I Know

My Expertise & Technical Skills

PHP / Laravel
92%
JavaScript
85%
MySQL / SQL Server
90%
HTML5 / CSS3
95%
Python
88%
Git / GitHub
85%
React.js
75%
Linux / Server
82%
Full Stack Development
95%
IoT Architecture & Design
90%
Embedded Systems
85%
Cyber Security
92%
MQTT / CoAP / HTTP
88%
Automation / DevOps
80%
IT Project Management
78%
Reverse Engineering
75%
UI/UX Design
80%
Adobe Photoshop & AI
72%
Excel
90%
Power BI
85%
Metabase
75%
Redash
70%
Tableau
80%
Looker Studio
76%
Apache Superset
70%
SQL
90%
MongoDB
80%
Oracle
75%
Firebase
80%
PostgreSQL
85%
Supabase
75%
C++
75%
Java
80%
Snow Flake
70%
Google BigQuery
80%
Appsmith
70%
Retool
70%
Docker
80%
Microsoft Azure
75%
Google Cloud
75%
Tailwind
90%
Bootstrap
85%
Node.js
82%
Express JS
78%
Network Security
80%
Penetration Testing
75%
Kali Linux
88%
Cryptography
70%
Metasploit
72%
Machine Learning
85%
Deep Learning
78%
TensorFlow
80%
PyTorch
75%
Scikit-learn
82%
Pandas
90%
NumPy
88%
Computer Vision
70%
Natural Language Processing
75%
Data Mining
80%

My Work

My Projects

ERP Management System
Web

ERP Management System

A comprehensive Enterprise Resource Planning system built for Mostafa Group of Industry. Features multi-company management, HR, payroll, inventory, accounting, and real-time reporting across all sister companies.

PHP Laravel MySQL Bootstrap jQuery REST API
IoT Smart Monitoring System
Iot

IoT Smart Monitoring System

An end-to-end IoT solution for industrial monitoring. Includes sensor integration, real-time data streaming via MQTT, cloud storage, alert system, and a web-based dashboard for visualization.

Python MQTT Arduino Node.js MySQL React
Biometric Access Control System
Iot

Biometric Access Control System

A complete biometric access management system integrating fingerprint and RFID hardware with a web-based management portal. Supports attendance tracking, access logs, and real-time alerts.

PHP Python MySQL MQTT CoAP Raspberry Pi
Logistics IoT Platform
Iot

Logistics IoT Platform

A complex IoT solution for a logistics company, resulting in significant cost savings. Real-time vehicle tracking, cargo monitoring, route optimization, and automated reporting platform.

PHP Python MQTT GPS API MySQL Bootstrap
Cybersecurity Dashboard
Security

Cybersecurity Dashboard

A centralized security operations dashboard for SOC monitoring. Features threat detection, vulnerability scanning, incident management, NIST compliance reporting, and real-time alerting.

PHP Python MySQL Chart.js Bootstrap REST API
E-Commerce Platform
Web

E-Commerce Platform

A full-featured e-commerce solution with optimized checkout pages that resulted in a 33% increase in customer purchases. Includes product management, payment gateway, inventory, and admin panel.

PHP Laravel MySQL Bootstrap jQuery Payment API

What I Offer

My Services

Full-Stack Web Development

Building robust, scalable web applications using PHP (Laravel, CodeIgniter), JavaScript, and MySQL. From REST APIs to complete web portals with clean, responsive UI.

IoT System Development

End-to-end IoT solutions including hardware integration, gateway architecture, MQTT/CoAP protocols, sensor calibration, cloud connectivity, and real-time dashboards.

Cybersecurity Solutions

Comprehensive security assessments using NIST guidelines, penetration testing, vulnerability analysis, SOC monitoring, and security protocol implementation for businesses.

ERP Solutions

Custom Enterprise Resource Planning system development and maintenance. HR, payroll, inventory, accounting, and business process automation tailored to your organization.

DevOps & Automation

Process automation using Python scripting, CI/CD pipeline setup, server management, cloud infrastructure, and DevOps implementation for improved operational efficiency.

Embedded Systems

Firmware development, microcontroller programming (Arduino, Raspberry Pi), sensor integration, and embedded Linux solutions for IoT and industrial applications.

UI/UX Design

Creating intuitive, visually appealing user interfaces and user experiences using modern design principles. Wireframing, prototyping, and pixel-perfect implementation.

IT Consulting

Strategic IT consulting, system architecture design, technology roadmap planning, risk mitigation advice, and technical guidance for businesses of all sizes.

Get In Touch

Contact Me

Let's build something amazing together!

Location
North Patenga, Chattogram, Bangladesh
Phone / WhatsApp
+880 1333 121292

Send Me a Message

🌐  Translating page...