I am ABDULKARIM UMAR, a Software Engineer and Mobile Engineer with strong competencies in backend development, secure software design, and modern cross-platform application engineering. I focus on building reliable, scalable, and security-driven systems across web, mobile, and desktop platforms.
React Native (TypeScript) Cross-platform mobile development, clean architecture, reusable UI components, API integration, and performance optimization.
Python Development Backend systems, automation, AI-driven workflows, CustomTkinter applications, and security-focused development.
MySQL Database design, modeling, indexing, optimization, and secure DB operations.
Cybersecurity Practices Encryption, authentication systems, OTP flows, SQL injection prevention, secure coding, and defense-oriented system architecture.
C++ (Foundational) Algorithms, data structures, computational thinking, and problem-solving fundamentals.
Cross-Platform Mobile Engineering (React Native + TypeScript)
Secure Software Engineering & Defensive Development
AI-Powered Automation and Security
Scalable System Design
Startup-Focused Engineering & Product Prototyping
Developing production-quality mobile applications using React Native + TypeScript, integrating secure backend services, and leveraging Python for automation and intelligent systems. I am also focused on building robust authentication frameworks and enhancing application security across the full stack.
To build secure, scalable, and user-centric digital products—combining clean engineering, modern UI/UX principles, and strong security foundations.
Convenient Shop Management System
A Python + CustomTkinter desktop application designed for retail operations. Features include user authentication, shopping cart management, dynamic dashboards, MySQL-powered backend, secure database operations, and modular UI architecture.
Secure Authentication Framework
A Python-based authentication system implementing OTP verification, encryption, hash-based password storage, and SQL injection prevention mechanisms.
Online Video Store Platform
A PHP + MySQL solution supporting customer registration, login, product browsing, cart management, and order processing. Includes structured database design and optimized query execution.
Algorithmic Toolkit (C++ + Python)
A set of algorithm implementations for academic and practical use, including greedy algorithms, optimization problems, and secure logic workflows.
AI-Driven Automation Tools
Lightweight Python automation scripts designed for security workflows, productivity enhancement, and backend operations.
Contact
Email: abdulkarimumar86@gmail.com
