🥷 NiNjA MODE: ACTIVE • 📍 Delhi, India

Building backends
like a 🥷 NiNjA

Python Backend Developer specializing in Django, DRF, and scalable architectures. I craft robust APIs, reverse engineer binaries, and build tools that just work — silently, efficiently, perfectly.

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PythonDjangoDRFPostgreSQLCeleryRedisAWS S3DockerREST APIsOpenAI 🥷 RE Tools
4+
Years of experience
// backend engineering
🐍
40%
API perf boost
5+
Freelance projects
3
Companies
B.A.
Delhi University
Open to work
Remote · Hybrid · Onsite


🥷 NiNjA DEV PYTHON BACKEND REVERSE ENGINEERING API ARCHITECTURE DATABASE DESIGN APK DEVELOPMENT DESKTOP APPS 🥷 NiNjA DEV PYTHON BACKEND REVERSE ENGINEERING API ARCHITECTURE DATABASE DESIGN APK DEVELOPMENT DESKTOP APPS
// 01 — expertise

What I specialise in

Backend engineering is my core — from architecture design to database optimisation to async pipelines.

🐍
Python Backend Engineering
My primary expertise. Production-grade Django and DRF applications — clean architecture, test-driven development, and scalable design patterns for real-world client products.
PythonDjangoDRFFlaskREST APIs
🗄️
Database Architecture
Schema design, query optimisation, data integrity, and performance tuning across relational databases.
PostgreSQLMySQLRedis
🔐
Auth & Security
JWT, RBAC, device fingerprinting, one-key binding, secure API design for fintech
⚡
Async & Task Queues
Celery + Redis pipelines for background jobs, bulk processing and scheduled automation
☁️
Cloud & Infra
AWS S3 file storage, Docker containers, Linux deployment and server management
🤖
AI Integration
OpenAI, Gemini API integration into backend workflows, in-house AI model development
// bonus skill
Reverse Engineering & Binary Analysis
A secondary interest that deepens my software understanding — I can deconstruct compiled binaries, read decompiled source, and analyse how software works internally. Useful for security research, competitive analysis, and debugging complex integrations.
Python EXEAndroid APK.NET / DLLJadx / dnSpy
🐍 Python EXEs
Extracting bytecode from PyInstaller / cx_Freeze builds, recovering source logic
📱 Android APKs
Decompiling with Jadx/Apktool, reading Smali, analysing permissions and API flows
🪟 .NET EXE / DLL
Using dnSpy / ILSpy to read decompiled C# from obfuscated .NET assemblies
🔍 Static Analysis
Tracing auth flows and licence logic in closed-source binaries without execution
📲 APK Research
Repackaging and testing modified APKs for research and personal use
🛠️ Binary Patching
Bytecode-level modifications for research and interoperability testing
// 02 — NiNjA MISSIONS

Where I've worked

3 companies, 4+ years, progressively senior roles — always owning the backend.

Sep 2025 – Present
Full-time · On-site
● Now
Senior Python Developer
ItSolutions4India
Leading backend architecture for an in-house WhatsApp CPaaS platform that handles high-volume messaging at scale. Managing a dev team, owning system design, and currently building an integrated in-house AI model for intelligent automation and smart customer engagement via WhatsApp.
CPaaSAI IntegrationTeam LeadWhatsApp APIHigh-Volume
Feb 2024 – Aug 2025
Full-time · On-site
1yr 7mos
Python Developer
SDSQUAR Solutions LLP · Delhi
Built and maintained custom HRMS, CRM, and sales management platforms for multiple clients. Designed scalable Django/DRF backends, integrated third-party APIs, implemented Celery + Redis async pipelines and AWS S3 for file storage.
DjangoDRFCeleryAWS S3HRMS · CRM
Mar 2022 – Feb 2024
Full-time · On-site
2 years
Python Backend Developer
Savior Financial Services · Delhi
Built a 4-level RBAC admin sales panel and a complete licence key lifecycle system for fintech. Improved API response time by 40% through queryset optimisation and multi-threading. Integrated OpenAI and Gemini APIs for backend automation.
Django · FlaskJWT · RBACOpenAI · Gemini+40% API perf
// 03 — SHIPPED PRODUCTS

Things I've built

Independent projects — real problems, shipped solutions.

// p.01
🧠
SQL-to-Text AI + Query Advisor
Translates natural language to SQL and back. Includes an AI advisor that recommends PostgreSQL Functions vs Procedures based on your query intent.
DjangoOpenAIPostgreSQLDRF
// p.02
📱
SMS → Telegram Bridge
Android integration that mirrors incoming SMS to a Telegram bot in real time — sender, content, and timestamp.
PythonTelegram Bot APIAndroid
// p.03
💰
Loan Application Backend
Full backend for a loan app — intake, eligibility scoring, document management, status workflows, and multi-role REST API.
DjangoPostgreSQLJWT
// p.04
🚂
IRCTC Booking Automation
Automated the full IRCTC ticket booking flow with Selenium — login, seat selection, CAPTCHA handling, and confirmation.
PythonSeleniumCron
// p.05
🔑
CRM Key Management System
Licence key platform with creation, device binding, one-device validation, renewal, auto-expiry, and child-parent flows.
DRFJWT · RBACMySQL
// p.06
🔬
RE Research Toolkit
Personal toolkit for binary analysis — scripts for Python EXE bytecode extraction, Smali analysis helpers, and .NET decompilation workflows.
PyInstallerJadxdnSpyILSpy
View All Projects →

Ready to build
something legendary?

Open to backend engineering roles, freelance projects, and consulting. Remote, hybrid, or onsite — Delhi based.

Python, Django, DRF, PostgreSQL, distributed systems — let's talk.

Send a Message
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@
dilipdev3524@gmail.com
📍
Delhi, India · Open to Remote