Greetings, I am
G. Madhankumar.
🌐 UNFOLDING MY IDENTITY
I'm G. Madhankumar — a multi-skilled Cybersecurity Professional, UI/UX Designer, SEO Strategist, and Full-Stack Coder. From securing systems with penetration testing to designing intuitive interfaces and leading social media growth, I bring a 360° approach to digital innovation. As the founder of an eCommerce startup, I fuse creativity, security, and strategy into everything I build. 🚀🔐🎨📈
Get In TouchWho I Am
I am a cybersecurity professional with a degree in Cyber Security. My expertise lies in identifying and mitigating security vulnerabilities, implementing robust security measures, and staying updated with the latest threats and defense mechanisms in the digital landscape.
My Mission
With a strong foundation in network security, penetration testing, and security analysis, I am dedicated to protecting digital assets and ensuring the integrity of information systems. I continuously enhance my skills through industry-recognized certifications and hands-on experience with cutting-edge security tools and technologies.
💼 Experience
Cybersecurity Professional
Freelance & Academic Projects
2023 – Present
Performed in-depth vulnerability assessments, penetration testing, and cyber risk analysis.
Secured networks and systems through real-world simulations, ethical hacking, and threat modeling.
Leveraged psychological insights and dark psychology for intelligent defense strategies.
UI/UX Designer & Frontend Developer
Freelance / Client Projects
2023 – Present
Created modern, user-friendly interfaces using Figma, Tailwind CSS, React, and design principles.
Delivered responsive web designs focused on accessibility, flow, and experience.
Collaborated with teams to bridge design with functionality for real-time web apps.
SEO & Social Media Strategist
Roundmart – eCommerce Startup
2023 – Present
Executed effective SEO strategies to rank product pages and boost organic visibility.
Handled Instagram and WhatsApp marketing, building brand presence and customer trust.
Monitored trends and engagement to scale traffic and optimize content reach.
Founder – Roundmart
eCommerce Startup
2023 – Present
Founded and scaled an eCommerce brand focused on trending and essential products.
Handled full-stack web development, product management, and order automation.
Built a unique UI and overcame technical challenges, including custom Shopify themes.
Future Vision – Tech Fusion Innovator
Aspirational Direction
2026 – 2027 (Projected)
Innovating a new-age platform blending cybersecurity, AI, blockchain, and UI/UX.
Exploring futuristic projects that merge psychological insights with digital product design.
Aiming to lead in cyber-tech entrepreneurship, creating safe, intelligent, and scalable tech solutions.
💡 Projects
Cybersecurity Vulnerability Assessment
Led a penetration testing project for a tech startup, identifying critical security flaws and providing actionable recommendations. Reduced their system's vulnerabilities by over 30%.
UI/UX Redesign for Roundmart
Redesigned the Roundmart eCommerce platform, focusing on user experience and conversion optimization. Implemented a custom Shopify theme, resulting in a 20% increase in sales and 30% lower bounce rate.
SEO Strategy for Roundmart
Developed a comprehensive SEO strategy, boosting organic traffic by 50% and improving product visibility on search engines. Managed social media growth, building a strong online presence.
Secure E-commerce Web Application
Secured a local business's eCommerce platform with enhanced encryption, multi-factor authentication, and a payment gateway overhaul. Implemented real-time security scans to ensure ongoing protection.
Blockchain for Cybersecurity
Developed a blockchain-based security model for preventing data breaches and phishing attacks. Published a research paper proposing blockchain's role in immutable logs for incident response.
AI-driven Cybersecurity Platform
Currently working on a next-gen AI-powered cybersecurity platform that predicts and mitigates human-based threats through psychological insights and behavioral analysis.
🔧 Skills
Cybersecurity
UI/UX Design
Full-Stack Development
SEO & Digital Marketing
E-commerce
Blockchain & AI
Communication & Collaboration
🎓 Education
Bachelor of Technology in Cybersecurity
Mahendra Engineering College, Namakkal
- Focus on network security, ethical hacking, and digital forensics.
- Completed projects on vulnerability assessments and penetration testing for real-world applications.
- Active participant in university cybersecurity clubs and workshops.
Certification in UI/UX Design
Udemy
- Gained hands-on experience in user-centered design, prototyping, and user testing.
- Completed a capstone project redesigning an eCommerce website with improved usability.
Certification in Full-Stack Development
Coursera
- Learned front-end and back-end development, including React, Node.js, and MongoDB.
- Built multiple full-stack projects, including an eCommerce platform with integrated payment systems.
📞 Contact Me
I'm always excited to connect with fellow professionals, clients, and collaborators. If you have any questions, opportunities, or simply want to chat about technology and design, feel free to reach out to me. Let's create something amazing together!
For inquiries, project discussions, or collaboration, you can reach me at:
cybermadhan@gmail.com🌍 Location
I'm based in Tamil Nadu, India, but I'm open to remote work and international collaborations.