Youssef Y. Younis

The Complete CS50 Course

2019 - 2020

Harvard University

This is CS50x , Harvard University's introduction to the intellectual enterprises of computer science and the art of programming for majors and non-majors alike, CS50x teaches how to think algorithmically and solve problems efficiently. Topics include abstraction, algorithms, data structures, encapsulation, resource management, security, software engineering, and web development. Languages include C, Python, SQL, and JavaScript plus CSS and HTML.

The Complete Web Development Bootcamp 2021

2020 - 2021

London Appwery

Attended The Complete Web Development Bootcamp that provided by London Apprwery That got me dive to the web development world and got a very good solidification in this field and being specialized on it.

Linux Administration: The Complete Linux Bootcamp

2023 - 2024

Crystal Mind Academy

Certified in Linux Filesystem, File Permissions, Process Management, User Account Management, Software Management, Networking in Linux, System Administration, Bash Scripting, Iptables/Netfilter Firewall, Linux Security, Linux Kernel and morea

The Complete Networking Fundamentals Course CCNA

2023 - 2024

Udemy

Certified in Networking Fundamentals, Network Protocols, Network Devices, Network Topologies, OSI Model, TCP/IP Model, IP Addressing, Subnetting, Routing, Switching, VLANs, ACLs, NAT, WAN Technologies, Wireless Technologies, Network Security, Network Troubleshooting and more

Ethical Hacking & Penetration Testing

2023 - 2024

Zsecurity

Certified in Ethical Hacking, Penetration Testing, Footprinting and Reconnaissance, Scanning Networks, Enumeration, System Hacking, Malware Threats, Sniffing, Social Engineering, Denial-of-Service, Session Hijacking, Hacking Web Servers, Hacking Web Applications, SQL Injection.

Bug Bounty Hunting & Web Security Testing

2024

Zsecurity

Certified In ability to discover Bugs and vulnerabilities, Identifying and exploiting web vulnerabilities such as SQL injection, Cross-Site Scripting (XSS), and Cross-Site Request Forgery (CSRF).

Performing security assessments and penetration testing on web applications. Conducting reconnaissance and enumeration to discover potential attack vectors. Understanding the bug bounty ecosystem, platform usage, and reporting processes.

Offensive Security Certified Professional (OSCP)

2024

Cybrary

Demonstrate practical skills in conducting penetration tests and exploiting vulnerabilities.

Gain proficiency in using a wide range of hacking tools and techniques.

Develop the ability to think creatively and adapt to different scenarios during penetration testing engagements.

Obtain a highly respected certification in the cybersecurity industry, recognized for its hands-on approach to offensive security

eLearnSecurity Junior Penetration Tester (eJPT)

2024

Netriders Academy

Gain a fundamental understanding of penetration testing methodologies and techniques.

Develop practical skills in using penetration testing tools and analyzing results.

Prepare for entry-level roles in cybersecurity as a junior penetration tester or security analyst.

Learn how to conduct basic security assessments and exploit common vulnerabilities.

Full Stack Engineer II

Nov, 2024 - Present

The Social Bang

• Designed and developed responsive web applications using LAMP Stack Technologies and Native PHP, HTML, CSS, Bootstrap ensuring cross-browser compatibility and optimal performance.
• Built and maintained robust e commerce systems using WordPress, Joomla, Shopify, and PHP, enabling seamless data exchange betweentheserverand client.
• Designed and optimized relational (MySQL, PostgreSQL) and non-relational (MongoDB,Firebase) databases to handle large-scale user dataefficiently.
• Developed and integrated RESTful and GraphQL APIs, streamlining communication between micro-services and third-party applications.
• Improved application performance by optimizing queries, implementing caching strategies, and reducing server response times by up to 40%.
• Deployed applications on cloud and hostservers platforms like AWS, Dream-Host, Hostinger, leveraging Cl/CD pipelines for smooth version updates.

Senior Web Developer

Feb, 2025 - Apr, 2025

Seawave Marketing Agency

• Optimized WordPress Websites for performance, reducing page load times by 70%.
• Developed and implemented custom themesthat enhanced the user experience, resulting increase in user engagement.
• Developed and maintained custom widgets to display dynamic content on websites, resulting increase in page views.
• Developed and implemented a caching system that reduces server load and improves website performance.
• Implemented High Security Best Practices, ensuring websites safety.

Web Application Pentester

Jun, 2024 - Present

HackerOne, Freelance

• Conduct comprehensive vulnerability assessments to identify and analyze security gaps, coding errors, and potential exploits across multiple environments, including web, mobile, and backend systems.
• Perform rigorous penetration testing to simulate real-world attacks and uncover potential security flaws in application and network layers, ensuring all security threats are detected and mitigated.
• Work closely with development and IT teams to communicate risks, recommend actionable improvements, and assist in implementing security measures to protect against identified vulnerabilities.

Bug Bounty Hunter | Security Researcher

Apr, 2024 - Present

Bugcrowd, CL, USA, Freelance

• Conduct comprehensive vulnerability assessments to identify and analyze security gaps, coding errors, and potential exploits across multiple environments, including web, mobile, and backend systems.
• Perform rigorous penetration testing to simulate real-world attacks and uncover potential security flaws in application and network layers, ensuring all security threats are detected and mitigated.

Frontend Developer II

1 Month

Dokki, Giza, Egypt

• Developed and maintained responsive websites and web applications using HTML5, CSS3, JavaScript and Angular ensuring cross-browser compatibility and optimal performance.
• Develop and maintain WordPress websites for clients.
• Directing and performing themes and plugin updates.
• Testing appearance and functionality for a range of browsers and device types

FullStack Engineer (Part Time)

3 Months

GrowIntern, ND, India

• Collaborated with designers to translate wireframes into pixel-perfect frontend code, seamlessly integrating aesthetics and functionality.
• Implemented modern frontend frameworks like React & Vue.js, creating dynamic and interactive user interfaces to enhance user engagement.
• Optimized website performance through code minification, image optimization, and lazy loading techniques, improving loading times and user satisfaction.
• Developed robust backend systems using server-side languages like JavaScript, Nodejs efficiently processing and storing data, Designed and implemented RESTful APIs to facilitate seamless communication between frontend and backend components, enabling smooth data flow and interaction with databases.
• Designed and implemented secure user authentication, RESTful APIs, and database integration, ensuring smooth communication and data flow, Utilized databases such as MySQL, MongoDB to store and retrieve data, optimizing database queries for improved performance and data integrity.

IT Specialist & System Administrator

2 Months

LetsGrowMore, Malacca, Malaysia

• Manage and maintain network infrastructure, ensuring optimal performance and security.
• Configure and support hardware and software for 70 users, including servers, and desktops.
• Perform regular system updates, backups, and disaster recovery operations to ensure data integrity.
• Troubleshoot and resolve technical issues, providing timely and effective support to end-users.
• Collaborate with cross-functional teams to identify and implement IT solutions that align with business goals.
• Document system configurations, processes, and procedures to ensure operational continuity.

Jr.Frontend Developer

Jun 2023 - Aug 2023 · 2 Months

CodeClause, Pune, India

• Developed and maintained responsive websites and web applications using HTML, CSS, and JavaScript, ensuring cross-browser compatibility and optimal performance.
• Developed responsive and visually appealing websites that adhere to industry best practices and client specifications. Implemented pixel-perfect designs provided by the UI/UX team, ensuring seamless integration of frontend components.

Frontend Web Developer

Aug 2023 - Oct 2023 · 2 Months

CodSoft, Pune, India

• Developed and maintained responsive websites and web applications using HTML5, CSS3, JavaScript and Reactjs ensuring cross-browser compatibility and optimal performance.
• Implemented modern frontend frameworks such as React to create dynamic and interactive user interfaces, enhancing user engagement and overall user experience.
• Optimized website performance by employing best practices such as code minification, image optimization, and lazy loading techniques, resulting in improved loading times and enhanced user satisfaction