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I will patch security vulnerabilities in your web application
Rohan
About this gig
Protect Your Website or Web App Before Attackers Find the Weaknesses
Is your website vulnerable to SQL Injection, XSS, CSRF, broken authentication, insecure APIs, or privilege escalation?
A single security flaw can lead to:
- Data breaches
- Account takeovers
- Revenue loss
- SEO blacklisting
- Reputation damage
I help businesses, startups, SaaS platforms, and ecommerce stores identify and fix web application security vulnerabilities professionally.
What I Can Fix
- SQL Injection (SQLi)
- Cross-Site Scripting (XSS)
- CSRF Vulnerabilities
- Broken Authentication
- Session Security Issues
- Authorization / Access Control Flaws
- Insecure API Endpoints
- File Upload Vulnerabilities
- Missing Security Headers
- Sensitive Data Exposure
- OWASP Top 10 Risks
- General Security Misconfigurations
What You Will Get
- Professional vulnerability remediation
- Secure coding fixes
- Clean and maintainable code changes
- Security best-practice recommendations
- Performance-friendly patches
- Confidential handling of your project
- Final report of completed fixes
Why Choose Me
- Security-focused mindset
- Clean coding standards
- Fast communication
- Reliable delivery
- Business confidentiality respected
Ideal For
- Startups
- Ecommerce stores
- SaaS products
Get to know Rohan
Rohan
Independent Cyber Security Researcher
- FromBangladesh
- Member sinceMar 2026
- Avg. response time1 hour
Languages
English, Bengali
I am a professional Penetration Tester with 6+ years of experience in identifying and exploiting vulnerabilities in web applications, networks, and systems. I provide detailed reports with practical remediation steps to improve security.
I also develop custom tools and scripts, including browser extensions and Telegram bots, to automate tasks and enhance workflows. Additionally, I offer Linux and system administration support, troubleshooting, and server optimization to ensure reliable and secure operations.
My Portfolio
Other Software Development Services I Offer
FAQ
What types of vulnerabilities do you fix?
I fix common and advanced web security issues including SQL Injection, XSS, CSRF, broken authentication, access control flaws, insecure APIs, and OWASP Top 10 risks.
Do you provide penetration testing?
Yes, I can review findings from a pentest report and remediate vulnerabilities. Full pentesting can be discussed before ordering.
Which technologies do you support?
PHP, Laravel, CodeIgniter, Node.js, Express, React, Next.js, Python Django, Flask, WordPress custom code, and many custom stacks.
Will my website go offline during fixes?
Usually no. Most fixes are applied safely on staging or with controlled deployment.
Do you sign NDA or keep confidentiality?
Yes. Client confidentiality is respected.
Can you fix urgent critical vulnerabilities?
Yes. Message me first for priority delivery.
Do you provide a report after completion?
Yes. I can provide a summary of issues fixed and recommendations.
