Developing and Securing the tech world
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Years of Development Experience
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Successful Projects Completed
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Trained Students
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Clients Satisfaction Rate
About Me
Passionate Developer and Cybersecurity Researcher
I'm N.U. Thejas Hari, a Developer, and Cybersecurity Researcher. As a tech enthusiast, I have always been eager to learn new technologies and tools to enhance my skills. I have over 3 years of experience in Full Stack Web Development and one year of experience in penetration testing. I provide IT solutions for organizations to enhance their businesses and run my own academy 21stSkills.com, where I teach about web development and cybersecurity.
Expertise
Web Development
Developed robust applications with a wide range of technologies including socket, webRTC, SSR, SSG and more.
Developed 50+ Applications
Mentoring & Training
Conducting Workshops on Full Stack Web Development and Developing Courses on Various Topics On 21st Skills Academy.
Trained 400+ Students
Providing IT Solutions
Developing customized dashboards, applications for client needs, including GIS-based Platforms, Landing sites for businesses, etc.
7 Clients
VAPT
Expertise in testing applications for threats and vulnerabilities and developing cybersecurity tools for automating the penetration testing process.
Tested 10+ applications and developed 5 tools
Full Stack Application Development
Trendzio - Microblogging & Social Media Platform
A dynamic social media platform merging Twitter's microblogging with real-time video calls (WebRTC), enriched by AI-driven post categorization for personalized user feeds. It enables real-time updates across devices, allowing users to instantly see liked posts and communicate via text messages and video calls, while MongoDB database ensures secure storage of user data.
Full Stack Application Development
XAI the AI - SASS Website
An AI tool designed to streamline day-to-day tasks with features like code writing, audio modulation, YouTube title tags generation, PDF conversions (pdf to audio book), and article generation, etc. Payment gateways are available to enable users to extend plans after utilizing their free quota, providing a seamless user experience.
Cyber Security Tool
Subdomain Looker
Subdomain looker is a tool to find subdomains of domain with their status code. It evaluates the provided domain with 30+ lakhs of subdomains in a minimal time with the power of GoLang and the result is displayed in a neat UI.
Malware Development
Ransomware for Educational Purposes
Ransomware written in Python is designed to demonstrate how it can affect a system or organization by encrypting files, making them unavailable to legitimate users. It also includes a decryption script that requires a secret key for file decryption, which is typically held by the attackers.
Website Development
Spotify With AI
Spotify with an AI Voice Assistant allows you to play, pause, and search for songs, among other features. It uses real-time data from the Spotify app/website and has a voice-controlled AI assistant. The assistant can play, pause, and search for songs, and it includes additional features such as NoDisturbOnConvoMode. Developed in nextjs with middleware configured for login operations.
Web Application Development
Chat Siris v2 - Web Chatting Application
chat-siris-v2 is a web chatting application where users can communicate with each other and chat-siris is capable of quickly sharing various types of media formats within seconds. Users can share files with multiple recipients, and the files will remain accessible in the channel chat box indefinitely. This allows anyone to download the file at any time.
