Open to Backend & Cloud Engineering Roles

Hi, I'm Rahul Gupta

> Python Backend Developer • Cloud & Security

I design and engineer dependable, high-performance backend systems and cloud platforms with Python, Django, Flask, and Java. From multi-cloud security auditing engines to hardware-bound USB encryption vaults, I focus on clean architecture, security, and real-world impact.

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Rahul Gupta - Python Backend Developer
6+
Engineered Projects
AES-256
Hardware-Bound Vaults
Multi-Cloud
AWS • Azure • GCP Auditing
100%
Clean Code & Security Focus
Engineering Mindset

Driven by Clean Backend Systems

A closer look at my engineering philosophy and technical expertise.

I am a backend-focused developer specializing in Python, Django, and Flask, dedicated to designing scalable architectures, secure APIs, and reliable database structures. I thrive on translating real-world problems into robust software that performs smoothly under load.

My work spans multi-cloud security audits (scanning AWS, Azure, and GCP resources for compliance risks), hardware-bound desktop encryption systems utilizing AES-256-GCM, and full-stack enterprise management applications.

Beyond traditional web development, I am actively diving deep into Artificial Intelligence, Machine Learning, and Cloud Security automation to develop smarter, next-generation solutions.

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Backend Architecture

Django & Flask RESTful APIs, relational schema design with SQLAlchemy, and modular architectures.

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Cloud & Security

Automated vulnerability scanning across AWS, Azure, and GCP with compliance risk scoring.

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Hardware-Bound Crypto

Zero-trust file encryption using AES-256-GCM authenticated ciphers and physical USB pairing.

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AI & Automation

Exploring ML pipelines and agentic automation to elevate application intelligence.

Career Journey

Professional Experience

Real-world roles where I built solutions and collaborated across teams.

Customer Support Associate

Mervice Infotech Pvt. Ltd.
June 2026 – Aug 2026
  • Client Technical Support: Handled complex service inquiries and troubleshooting through inbound support, achieving consistent high CSAT scores.
  • CRM & Data Integrity: Maintained strict CRM client records, verified data accuracy, and complied with enterprise operational standards.
  • Cross-Functional Problem Solving: Communicated technical issues directly to engineering teams to expedite bug resolution.
CRM Management Customer Success Technical Troubleshooting

Broadband Technician

Nirmal Broadband Network
July 2018 – Nov 2025
  • FTTH Network Installation: Installed and maintained FTTH broadband services using GPON/EPON network technologies.
  • Network Troubleshooting: Diagnosed LAN/WAN, routing, switching, and fiber connectivity issues to restore customer network services.
  • Fault Resolution: Supported network maintenance and resolved connectivity problems in coordination with technical teams.
FTTH / GPON / EPON LAN / WAN Routing & Switching Fiber Troubleshooting

Software Development Intern

TCS iON
July 2025 – August 2025
  • Engineered CAPTCHA Security Service: Architected and built a reusable server-side CAPTCHA authentication engine using Java Servlets to protect endpoints from automated bot spam.
  • Dynamic Challenge Generation: Implemented randomized character distortion, noise interference, and cryptographic session-token validation.
  • Seamless System Integration: Designed modular middleware for plug-and-play integration into login, registration, contact, and feedback endpoints.
  • Applied Engineering Skills: Java Servlets, REST APIs, Git & GitHub, Web Application Security.
Java Servlets Web Security REST APIs Git & GitHub
Core Competencies

Technical Skillset

Languages, frameworks, cloud services, and tools I use to build scalable products.

Backend Engineering

Python (Advanced) Django Flask Java (OOP) RESTful APIs Java Servlets Session Authentication

Cloud & Security

Amazon Web Services (AWS) Multi-Cloud Security Auditing AES-256-GCM Encryption Hardware-Bound USB Keys Vulnerability Assessment Anti-Bot & CAPTCHA Defense

Databases & ORM

SQL & Query Optimization SQLite PostgreSQL SQLAlchemy ORM Django ORM Data Modeling

Frontend & Tooling

JavaScript (ES6+) HTML5 & CSS3 Git & GitHub Vercel & Render Google Drive API Java Swing GUI
Portfolio Showcase

Featured Engineering Projects

Interactive case studies with live demos, release downloads, and multi-screenshot galleries.

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In Active Development • TCS iON 2nd Internship

Advanced Cloud Security & AI Integration Architecture

Research & Prototyping Phase
DPDP Cloud Auditor Dashboard Final Year Major Project

DPDP Cloud Auditor

A Django-based cloud security auditing platform with multi-cloud AWS, Azure, and GCP integration. Automates vulnerability detection, scans cloud resources for misconfigurations, and highlights compliance risks with downloadable reports.

⚡ Demo Credentials
User: rahulguptaa650@gmail.com Pass: 12345
Django AWS Azure GCP Security Audit
Live Demo GitHub
LockBytes Desktop UI Windows App • AES-256

LockBytes Desktop

A Windows desktop application that securely encrypts files using AES-256-GCM authenticated cipher and decrypts them only using the user's registered physical USB device. Features Google Drive cloud backup recovery.

Python AES-256-GCM USB Key Auth Google Drive API
View Release (v1.0.0) GitHub
Advance Task Management Dashboard Django • Full Stack

Advance Task Management

High-productivity task management system engineered with Python and Django. Incorporates task prioritization matrices, deadline tracking, automated recurring tasks, and detailed historical audit logs.

⚡ Demo Credentials
User: demouser@gmail.com Pass: Demo1234
Django Python Recurring Tasks Render
Live Demo GitHub
Student Management System Dashboard Flask • SQLAlchemy

Student Management System

A full-stack web application built with Flask, SQLAlchemy ORM, and SQLite to manage academic records, student profiles, and course enrollments with dynamic filtering and authentication.

⚡ Demo Credentials
User: demo Pass: 1234
Flask SQLAlchemy SQLite CRUD APIs
Live Demo GitHub
CAPTCHA Service Project TCS iON • Web Security

Dynamic CAPTCHA Service

Developed a secure web-based application during my TCS iON internship using Java Servlets. Designed and implemented dynamic distorted text generation with server-side validation to prevent automated bot submissions.

Java Servlets Anti-Bot Security Middleware REST
View on GitHub
Bill Maker Dashboard Java Swing • Desktop

Bill Maker ISP Invoicing Suite

A desktop billing application developed in Java Swing using Object-Oriented principles, tailored for Internet Service Providers to handle monthly billing cycles, customer accounts, and invoice generation with watermarking.

Java Swing OOP Excel Export PDF Printing
Releases GitHub
Get In Touch

Let's Build Something Exceptional

Whether you have a role opening, project inquiry, or just want to connect, feel free to reach out.

Email Address

rahulguptaa650@gmail.com

LinkedIn Profile

linkedin.com/in/rahul-gupta-24and27

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GitHub Repositories

github.com/CodageWithRahul

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Updated PDF format with complete academic and project logs.

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