Skills | Ajay Kumar — Tech Stack & Core Competencies

Core Competencies

Skills

Select a category to see the specific skills behind it.

Python 92%

Django 90%

Flask 85%

REST APIs 90%

Authentication Systems 85%

API Integration 88%

Domain focus: Building server-side applications and APIs with Python frameworks — from authentication to third-party integrations.

React 85%

HTML & CSS 92%

JavaScript 88%

Bootstrap 85%

Tailwind CSS 90%

WordPress 75%

Responsive Web Design 90%

Domain focus: Crafting responsive, accessible interfaces — from hand-rolled HTML/CSS to component-based React apps.

Full stack

Technology Stack & Tools

Python

Backend / AI-ML

Django

Backend

Flask

Backend

JavaScript

Frontend

React

Frontend

HTML5 & CSS3

Frontend

Tailwind CSS

Frontend

Bootstrap

Frontend

WordPress

Frontend / CMS

MySQL

Database

MongoDB

Database

SQL

Database

Git & GitHub

Version Control

REST APIs

Integration

Postman

API Testing

VS Code

Editor

Pandas

AI / ML

NumPy

AI / ML

Scikit-learn

AI / ML

Machine Learning

AI / ML

Deep Learning

AI / ML

Process

How I Build Software

A repeatable full-stack development workflow — from research and system architecture through backend, frontend, testing, deployment, and post-launch monitoring — applied to every production web application I ship.

Research

Understanding requirements, target users, and technical constraints before writing a line of code.

Architecture

Designing the system: database schema, API structure, and service boundaries with Django, Flask, or Node.js.

Backend

Building secure REST APIs, authentication, and role-based data access with Python, Django, MySQL, and MongoDB.

Frontend

Turning designs into responsive, accessible interfaces with React and Tailwind CSS across every screen size.

Testing

Debugging, validating endpoints with Postman, and checking responsiveness before anything reaches production.

Deployment

Shipping to production with Docker, Nginx, and GitHub Actions across Vercel, VPS, and Oracle Cloud.

Monitoring

Tracking uptime, performance, and errors post-launch, then iterating with fixes and feature updates.

Research

Understanding requirements, users, and constraints before writing code.

Architecture

Planning database schema, API structure, and service design with Django or Node.js.

Backend

Building REST APIs, authentication, and data access with Python, MySQL, and MongoDB.

Frontend

Building responsive interfaces with React and Tailwind CSS.

Testing

Debugging and validating endpoints with Postman before release.

Deployment

Shipping with Docker, Nginx, and GitHub Actions to Vercel, VPS, or Oracle Cloud.

Monitoring

Tracking uptime and performance post-launch, then iterating fast.