Sheikh Faiyaz Ahmed

QA Specialist | Security Tester | Automation Expert

"Securing systems, automating quality, and breaking things, before attackers do."

5+ Years Experience
200+ Integrations Tested
AI-Based QA Automation

About Me

I'm a passionate security engineer who thrives on the intersection of offensive security, quality assurance, and artificial intelligence. My approach combines technical expertise with creative problem-solving to identify vulnerabilities before they become threats.

What I Bring to Your Team

Reduced security incidents by 85% through early detection

Automated 1000+ hours of manual processes

Led security assessments for 200+ payment integrations

Uncovered critical vulnerabilities across multiple high-impact systems

Built custom scripts to validate API and payment integrations

Available for immediate start (remote/hybrid)

Ready to Collaborate

Whether you need security assessment, QA automation, or red team services, I'm here to help secure your digital assets.

Available for New Opportunities

Open to full-time, contract, and consulting roles. Remote-first with occasional travel.

Based in Dhaka, Bangladesh (GMT+6)
Fluent: Bengali, English, Hindi
Preferred: Remote, Hybrid, Global teams

Technical Skills

A comprehensive toolkit for security assessment, quality assurance, and automation

Security Testing

Penetration Testing
Risk Assessment
Privilege Escalation
Reverse Engineering
OWASP Top 10
Vulnerability Assessment

QA Automation

Playwright
Cypress
Selenium
Postman
Test Strategy
API Testing

AI Tools

Prompt Engineering
MCP
AI Security Testing
Data Scraping
Anomaly Detection
Automation Workflows

Cloud Technologies

AWS EC2
S3
Lambda
IAM
CloudWatch
SQS

Security Tools

Burp Suite
Metasploit
Frida
BloodHound
Nessus
OWASP ZAP

Programming

Python
JavaScript
Bash
PHP
C
SQL

Databases & More

MySQL
PostgreSQL
Redis
Docker
Git
Linux

Certifications & Credentials

Professional certifications validating expertise in security and cloud technologies

Certified Penetration Testing Specialist (CPTS) logo

Certified Penetration Testing Specialist (CPTS)

Hack The Box

Advanced penetration testing methodologies and red team techniques

CPISI-D logo

CPISI-D

Payment Card Industry

Payment Industry Security Implementer certification

AWS Cloud Practitioner Essentials

Amazon Web Services

Cloud fundamentals and AWS core services

Professional Experience

Building secure systems and leading quality assurance initiatives

Software Engineer

Zelf Technologies Inc.

Jan 2025 – Present
Remote
Current

Security-focused web automation, red teaming, and AI-powered data governance workflows

Key Achievements

  • Implementing advanced security automation frameworks
  • Leading red team assessment initiatives
  • Developing data governance and compliance workflows

Assistant Lead Security Engineer

bKash Limited

Mar 2020 – Jan 2025
Dhaka, Bangladesh

Led red team assessments, UAT for 200+ payment systems, automation reducing 1000+ manual hours

Key Achievements

  • Conducted comprehensive red team assessments for mobile and web applications
  • Managed UAT processes for 200+ payment systems
  • Developed automation frameworks reducing 1000+ manual testing hours
  • Led security incident response and vulnerability management
  • Mentored junior security engineers and QA professionals

Professional references available upon request

Interested in My Experience?

I'd love to discuss how my security expertise, AI knowledge, and automation skills can benefit your team. Let's schedule a conversation about your specific needs.

Achievements & Recognition

Recognition for excellence in cybersecurity competitions and professional contributions

Champion, Zelf Hackathon

2025

Scraping Category

First place in data scraping and AI automation challenge

1st Runner-up – Financial Cyber Drill 2021

2021

Team Heimdall

Second place in national financial sector cybersecurity competition

2nd Runner-up – National Cyber Drill

2020

Cybersecurity Competition

Third place in national cybersecurity competition

STAR Award Recipient

2021, 2023

bKash Limited

Recognized for innovation in QA and security processes

Ready for New Challenges

Always eager to take on new security and AI challenges and contribute to innovative projects. Let's build something secure and intelligent together!

Get In Touch

Ready to discuss your security needs or explore opportunities? Let's connect!

Contact Information

Quick Response

I typically respond to emails within 2-4 hours during business days (GMT+6). For urgent matters, please call or schedule a direct meeting.

Location & Availability

Based in Dhaka, Bangladesh (GMT+6). Open to remote work globally and occasional travel for on-site projects.

Quick Message

Schedule