John Doe

Web Pentester & Frontend Engineer

LinkedIn | GitHub

About

Highly innovative Web Pentester and Frontend Engineer with a unique blend of creative design and critical security expertise. I specialize in crafting modern, lightweight, and visually appealing user interfaces while simultaneously employing an attacker's mindset to identify and remediate vulnerabilities, from CSS to XSS. My approach prioritizes clean architecture, strong hierarchy, and robust security, transforming abstract ideas into secure, high-performance web solutions. Adept at leading projects, mentoring teams, and delivering impactful digital experiences.

Work Experience

Frontend Engineer

B2B Market

Jan 2025 - Dec 2025

Designed and implemented user interfaces for a critical B2B e-commerce platform, focusing on scalability and user experience.

  • Developed high-performance, responsive user interfaces for a B2B marketplace, enhancing user engagement and efficiency.
  • Collaborated closely with backend developers and product managers to integrate complex APIs and optimize data flow.
  • Implemented secure coding practices and performed initial vulnerability checks to protect sensitive business data.

Frontend Engineer

Blaze Erp

Jan 2024 - Dec 2024

Contributed to the development of an enterprise resource planning (ERP) system, focusing on modular and maintainable frontend architecture.

  • Engineered reusable UI components and modules for an ERP system, improving development efficiency by 20%.
  • Optimized application performance and loading times, resulting in a smoother user experience for enterprise users.
  • Participated in code reviews and advocated for best practices in frontend development and secure coding.

Web Pentester & Frontend Engineer

Self-Employed / Freelance

Jan 2025 - Jul 2024

Leading independent projects and client engagements, delivering full-stack solutions with a strong emphasis on both user experience and robust security.

  • Developed and deployed multiple modern web applications, ensuring optimal performance and user engagement.
  • Conducted comprehensive penetration tests and security audits for diverse client websites, identifying and mitigating critical vulnerabilities.
  • Managed end-to-end project lifecycles, from initial concept and wireframing to secure deployment and maintenance.

Frontend Mentor

Ustudy by Uzinfocom

Jan 2024 - Jul 2024

Guided and mentored aspiring frontend developers, fostering their skills in modern web development practices and secure coding principles.

  • Provided expert guidance to students on advanced JavaScript frameworks, responsive design, and UI/UX best practices.
  • Developed and refined curriculum content, incorporating real-world project scenarios and industry-relevant security considerations.
  • Evaluated student progress and provided constructive feedback, significantly improving their coding proficiency and problem-solving abilities.

Frontend Mentor

Najot Ta'lim

Jan 2022 - Dec 2023

Educated and mentored over 100 students in foundational and advanced frontend development skills.

  • Taught core frontend technologies including HTML5, CSS3, and JavaScript to large student cohorts.
  • Guided students through practical projects, enabling them to build robust and responsive web applications.
  • Fostered a collaborative learning environment, resulting in high student engagement and successful project completion rates.

Frontend Developer

Codetech.io

Jan 2022 - Dec 2022

Developed and maintained client-side applications, ensuring cross-browser compatibility and optimal user experience.

  • Implemented responsive web designs for various client projects, ensuring seamless user experience across devices.
  • Collaborated with design teams to translate UI/UX wireframes into functional, high-fidelity web interfaces.
  • Debugged and resolved frontend issues, improving application stability and user satisfaction.

Frontend Developer

UIC Group

Jan 2021 - Dec 2021

Contributed to the development of various web projects, focusing on frontend implementation and user interface design.

  • Assisted in the development of dynamic web pages using modern frontend technologies.
  • Gained foundational experience in collaborative development workflows and version control systems.
  • Supported the team in ensuring visual accuracy and functionality of web applications.

Languages

English (Proficient) , Uzbek (Native)

Skills

Frontend Development

  • HTML5
  • CSS3
  • JavaScript
  • React
  • Vue.js
  • Angular
  • Responsive Design
  • UI/UX Design
  • Webpack
  • Babel
  • Sass
  • Less

Web Penetration Testing

  • OWASP Top 10
  • XSS
  • SQL Injection
  • CSRF
  • Security Auditing
  • Vulnerability Assessment
  • Burp Suite
  • Nmap
  • Metasploit
  • Secure Coding Practices

Software Engineering

  • Git
  • Version Control
  • Agile Methodologies
  • Scrum
  • API Integration
  • Problem Solving
  • Debugging
  • Code Review