HI. i'm Prince Kumar
Welcome to my portfolio website
What i do ?
From user interaction to server infrastructure, I create holistic solutions
4+
Years Of
Experience
40+
Completed
Projects
30+
Cloud
Deployments
25+
Mobile
Applications.
30+
Cloud
Deployments
15+
UI
Designs
Skills Summary
Mobile App Development
Backend and API Development
Frontend Development
UI Design
Cloud Computing
Cyber Security Audit and Analysis
Native Android Projects
E-learning Applications
E-learning application, provides virtual learning ecosystem to educators and students. Students can purchase ...
E-Learning App
VACSC
I contributed to the development of VACSC App, an innovative and user-friendly application that streamlines ...
Bill Payments App
Gogo +
Gogo+, it is a user-friendly application that streamlines recharge and Bill Payments processes. This dynamic ...
Bill Payments App
Kyc Verification
KYC Verification app showcased my expertise in creating cutting-edge solutions for identity verification ...
Customer Verification App
My Adda Parking
My Adda is all-in-one solution for prepaid and postpaid parking receipts and passbooks. Say goodbye to the ...
Parking Management App
Libas Android Tv App
Libas Android Tv App empowers brands to showcase their essence through dynamic video content, fostering ...
Brand Showcase Tv App
Flutter Projects
Pocket Friendly / YAMA Wellness
Yama Wellness / Pocket Friendly is designed to bring serenity to your ...
Wellness App
Pocket Friendly / YAMA Wellness Merchant
Yama Wellness / Pocket Friendly Merchant app is a complete spa ...
Merchant App
Global HSE (Conference and Exhibition)
Global HSE app is the future of event management and participation. This ...
Exhibition App
IFOC Events (Conference and Exhibition)
Ifoc Events app is the future of event management and participation. This ...
Exhibition App
Interspill 2022 (Conference and Exhibition)
Interspill 2022 app is the future of event management and participation. This ...
Exhibition App
Raniya Gold (Ornaments Live Rates App)
Raniya Gold App steps into the world of precious metals trading. Designed for ...
Ornaments Live Rates App
Web Frontend Projects
Webinar Registration
Web Frontend
Find My Institute
Web Frontend
Backend Projects
Video Transcoding and Licensing Server
Technologies Used :-
Backend
Django (Python)
Database
Postgresql
Libraries Used
FFMPEG
Functionality :-
Video Upload, Transcoding and Processing
Video Usage, Piracy and Risk Analytics
Custom DRM Licensing
Flask API/Backend For PDF Extraction and Question Answering (werpurple.org)
Technologies Used :-
Backend
Flask (Python)
Database
Postgresql
Libraries Used
Doc2Json & Haystack
Functionality :-
Research Paper PDF Extraction For React App
Question Answering From Extracted PDF
Cloud Deployments
Django/Flask Web Application Deployment
Deployment Details :-
Cloud Service
AWS EC2 / GCP Instance
Operating System
Ubuntu 18 / 20
Web Server
Nginx
Web Server Gateway Interface
Gunicorn
Database
PostgreSql / AWS RDS
Implemented Services :-
AWS EC2
AWS RDS
S3 Storage
Cloudfront CDN
Snapshots
Disaster Recovery and Migration
React Js Frontend and Express Js Backend Deployment On S3 and Lambda
Deployment Details :-
Cloud Service
S3, AWS Lambda, Cloudfront
Architecture
Serverless
Cloud Provider
AWS
Database
AWS RDS (MYSQL)
Implemented Services :-
React.js Deployed On S3
Express.js Code Deployed On Lambda
Docker Implementation For NLP Project on Lambda
Cyber Security Audits
React Web Application (Ecommerce & Job Portal)
Vulnerabilities / Bug Details :-
Mobile Number Exposure To Public
Exposure of mobile number of users in website
lead to severe login vulnerability
OTP Bypass (Brute Force)
Insecure validation for otp attempts lead to login bypass
Broken Authentication System
Token Authentication Remains Constant Without Regeneration & Expiry
React Web Application (Lifestyle E-Learning Web App)
Vulnerabilities / Bug Details :-
Firebase Database Exposure
Public accessibility of Firebase database
lead to exposure of all information
Video Content Access
Database exposure leads to accessibility
of all learning video urls
Data Manipulation Access
Open Database lead to public data manipulation
access which can break complete application
React Web Application (Education Web App)
Vulnerabilities / Bug Details :-
Unauthenticated API
Unauthenticated api lead to exposure of all
data including user personal information
Improper Authorization
Due to improper authorization anyone can
login any user role on website
Hard Coded Credentials in Source Code
Hard Coded Credentials in Source code lead
to exposure of sensitive information
E-Learning Android Application
Vulnerabilities / Bug Details :-
Hard Coded AES Secret Credentials
Hard-coded credentials lead to breakage
of aes protected api calls
DRM Authentication Vulnerability
Improper access management of drm license
lead to playback for unauthorized request
Improper Security For Object Storage
Improper authentication lead to access of files from unauthorized request
React Web Application (Task Management Web App)
Vulnerabilities / Bug Details :-
Improper Authentication & Session (IDOR)
Improper authentication lead to login access
of any user including admin access
XSS Vulnerability Of Input Field
Input field lead to execution of xss
payload lead to cookie exposure