Yohannes Tsegaye (Jo)

Full Stack Developer | AI & Mobile Apps | 7+ Years Programming

I create reliable systems businesses use daily, including inventory platforms, offline-first apps, and real-time multi-device solutions built for speed, accuracy, and scalability.

What I Do

App Development
Systems Development
Website Development
Code & Systems Refining
UI/UX Development
AI & Automation Tools

Selected Projects

Veristock

Tech: React, TypeScript, Prisma, PostgreSQL, Redux, MUI, Node.js

  • Centralized hotel inventory platform replacing spreadsheets
  • Real-time stock tracking reduces human error
  • Scalable and reliable daily operations system

SouqNote

Tech: Flutter, Google API, Offline-first, Isar

  • Offline-first inventory app for unreliable internet conditions
  • Full stock tracking with seamless cloud sync when online
Play Store

Serveflow - Real-Time Restaurant System

Tech: Flutter, WebSockets, SQLite, UDP, HTTP Server

  • Real-time restaurant system with separate cashier and waiter apps
  • Instant order updates and table management via local networks
  • Reliable multi-device coordination without external infrastructure

Internship & Externship Management

Tech: Laravel, AJAX

  • Digitized internship workflows, replacing manual coordination
  • Centralized tracking for assignments and reporting
Internship Screenshot 1 Internship Screenshot 2 Internship Screenshot 3

Datacenter Management (Confidential)

Tech: React, PHP, MySQL

  • Secure internal system for managing datacenter operations
  • Reliable data handling and performance under operational load

Web Scraping Tools

Tech: Python

  • Automated large-scale data extraction and lead generation
  • Reduces manual research time and improves efficiency

Legalight (Ongoing)

Tech: Flutter, Python, FastAPI, AI agents

  • AI-powered legal assistant in development
  • Analyzes documents, provides contextual insights, and streamlines workflows

Testimonials

“Jo is meticulous, fast, and reliable. Every project he touches gets cleaner, faster, and smarter.”

“Working with Jo is seamless — deadlines are always met, and the results exceed expectations.”

“Jo’s code is not just functional, it’s maintainable. He brings clarity to complex systems.”

Education & Experience

Bachelor of Science (BSc) in Computer Engineering.

7+ years programming, 4+ years professional development.

GitHub: github.com/yohantse

Full Stack Resume: View Document

Contact Me

Email: jo@yohan-ts.com

Phone: +251 983 600 423

Telegram: @apuovia

WhatsApp: +251 979 943 992

Contact Me