AI · PRODUCT01
DSA Instructor AI
FeaturedAn AI-powered learning platform with an interactive DSA experience and AI tutor for real-time explanations and coding assistance.
React.jsJavaScriptTailwind CSSLLM IntegrationREST APIs
Open to AI · Software · Cybersecurity opportunities
NILOY SARKAR · CSE GRADUATE · BRAC UNIVERSITY
Building systems that are intelligent and secure.
AI Engineer & Software Developer with a research-driven approach to cybersecurity, machine learning and secure software systems.
10+Selected projects
ResearchSecurity · ML · AI
AI Engineering
Full-Stack Development
Cybersecurity
Machine Learning
Research
IoT / Systems
01 / SELECTED WORK
Projects that make my
Projects that make my
technical range visible.
From AI-powered products to security monitoring, payment-security research, full-stack applications and embedded systems.
CYBERSECURITY · MONITORING02
SecureWatch
Security monitoring platform for authentication-log analysis, brute-force detection, alerts, incident management, dashboards and reporting.
PythonFlaskSQLiteSQLAlchemyChart.js
CYBERSECURITY · THESIS03
CNP-SHIELD
Undergraduate thesis investigating Card-Not-Present vulnerabilities in payment gateways and practical risks in online payment flows.
Payment SecurityWeb SecurityThreat AnalysisResearch
WEB · MERN04
ALERTHUB
Web-based emergency alert system designed for rapid communication and incident-oriented workflows.
MERNReactNode.jsExpressMongoDB
WEB · E-COMMERCE05
ReadSphere
Online book purchasing platform with database-backed workflows, responsive UI and structured backend architecture.
LaravelPHPPostgreSQLTailwind CSS
ML · BANGLADESH06
Traffic Accident Prediction for Bangladesh
A machine-learning project focused on predicting traffic-accident patterns in the Bangladesh context.
PythonMachine LearningData AnalysisPrediction
EMBEDDED · ROBOTICS07
Smart Blind Cane
Assistive IoT prototype using ultrasonic sensing and GPS to improve environmental awareness and navigation.
Arduino UnoHC-SR04GPSIoT
COMPILERS · SYSTEMS08
C Compiler Project
Compiler pipeline covering lexical analysis, parsing, AST generation, symbol tables, semantic analysis and three-address code.
Lex/FlexYacc/BisonAST3AC
ASSEMBLY · SYSTEMS09
ParkSYS
Parking management system demonstrating low-level programming, systems thinking and structured problem solving.
AssemblySystemsLogic
02 / RESEARCH
Research-driven thinking,
Research-driven thinking,
practical engineering.
My research interests span cybersecurity, machine learning, trustworthy AI, identity, health technology and intelligent systems.
CNP-SHIELD
Investigating vulnerabilities in payment gateways and security risks across online card-not-present payment flows.
ML-Based BEC Detection
Systematic literature review of machine-learning approaches for Business Email Compromise and advanced phishing detection, including robustness and deployment challenges.
SSI in E-Commerce
Exploring Self-Sovereign Identity concepts for secure identity and trust management in e-commerce environments.
Mental Health Implications of VR Exposure
Reviewing research on the mental-health implications and psychological considerations associated with virtual-reality exposure.
Decentralized Movie Recommendation Systems
Exploring decentralized approaches to movie recommendation systems, with interest in privacy, data ownership and intelligent personalization.
Plant Disease Classification
Investigating deep-learning approaches for automated plant-disease classification using image-based analysis.
Explore my research profileFull publication and project list
ResearchGate ↗
03 / TOOLKIT
Technologies I use to
Technologies I use to
turn ideas into systems.
AI & Machine Learning
Python · LLM Integration · Prompt Engineering · Machine Learning · Deep Learning · AI Applications · Data Analysis
Frontend
React.js · JavaScript ES6+ · HTML5 · CSS3 · Tailwind CSS · Responsive UI
Backend & APIs
Node.js · Express.js · REST APIs · Laravel · PHP · Flask
Databases & Tools
PostgreSQL · MongoDB · SQLite · SQLAlchemy · Git · GitHub
Cybersecurity
Web Security · VAPT · Vulnerability Research · Threat Analysis · Payment Security · Phishing/BEC · CTF
Systems & Embedded
C/C++ · Assembly · Arduino · GPS · Ultrasonic Sensors · Compiler Concepts · Operating Systems
04 / BEYOND THE CODE
Learn. Build.
Learn. Build.
Share.
I also create cybersecurity learning content, including CTF-oriented videos and practical security topics.
YouTube · Viruskiller71Cybersecurity & CTF learning content↗
05 / ABOUT ME
Curious enough to research.
Curious enough to research.
Practical enough to build.
I'm a Computer Science & Engineering graduate from BRAC University with a strong interest in AI engineering, software development and cybersecurity.
I enjoy breaking down complex problems, learning unfamiliar technologies quickly, and turning ideas into working products. My work spans AI-powered educational software, full-stack web applications, security monitoring, payment-security research, machine learning, embedded systems and compiler development.
I'm especially interested in AI agents and automation, secure software systems, machine learning for cybersecurity, payment security, trustworthy AI and research-led engineering.
9+Highlighted projects
6Research directions
3Core career tracks
∞Curiosity to learn
06 / OPEN TO OPPORTUNITIESLet's build something
Let's build something
worth shipping.
I'm open to AI Engineering, Software Engineering, Full-Stack Development and Cybersecurity opportunities, including internships and full-time roles.
Start a conversation ↗
07 / CONTACT
Have an interesting
ranaratan.16@gmail.com ↗