Haileiyesus Mesafint
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Crafting digital dreams into reality. Let's code the future together!
Let's DiscussAbout Me
Fullstack web developer with 3+ years of experience building modern web applications. I mainly work with Node.js, NestJS, React, Next.js, and PostgreSQL, with a strong focus on backend systems. I enjoy writing clean code, building APIs, and making sure applications are reliable and easy to maintain. I have worked with different clients and teams, from startups to freelance projects, and recently expanded my skills with hands-on experience in machine learning & deep learning.
Skills
Backend
- NestJS
- Express
- REST APIs
- FastAPI
Database
- PostgreSQL
- SQLite
- Neo4j
- MongoDB
Frontend
- React
- Next.js
- Tailwind CSS
- Responsive Design
Dev Tools & Practices
- Git
- CI/CD
- Docker
Languages
- JavaScript
- TypeScript
- Python
- MeTTa
AI & Machine Learning
- Scikit-learn
- PyTorch
- Data Preprocessing
- Hyperparameter Tuning
Education
Addis Ababa Science and Technology University
Bachelor of Software Engineering
Jun 2025
I'm a Software Engineering graduate at Addis Ababa Science and Technology University (AASTU). My studies have provided me with a strong foundation in software development principles and hands-on experience with modern web technologies.
Experience
iCog Labs
AGI Researcher Intern
Jan 2025 - Aug 2025
Worked on projects involving neural networks and knowledge representation using Python and PyTorch. Helped design and test small-scale deep learning models for research tasks.
Trident Creative Studio
Full Stack Developer Intern
Jun 2024 - Oct 2024
Developed a web-based resource management system for internal use. Built APIs and database schemas with NestJS and PostgreSQL. Added JWT authentication for secure access.
Upwork
Fullstack Developer (freelancer)
Jan 2022 - Present
Built and deployed fullstack applications for clients using React, Next.js, Node.js, and NestJS. Created backend APIs with PostgreSQL and Prisma, including user authentication and role management.
Projects
Some of my recent work

Chat App
A real-time chat application built with React, Node.js, Express and Socket.io.

Gebeya Ecommerce
A full-stack e-commerce application with Stripe integrated for payment processing.
Forkify
A recipe search application built with JavaScript and the Food2Fork API. Users can search for recipes, view ingredients and save their favorite recipes.
Tena web app
Tena web app is online hospital appointment web app that allows to make appointment with registered hospitals and also chat with doctors.
Testimonials
“Haileiyesus is an exceptional developer who consistently delivers high-quality work. He's a great team player, always ready to help and collaborate.”

Haileye Aragaw
Software Engineer
Aug 2024
“Working with Haileiyesus has been a fantastic experience. His technical expertise and problem-solving abilities make him a go-to person on the team.”

Haileleul Girma
Security Engineer
Sep 2024
“Haileiyesus is not only skilled in both frontend and backend development, but he's also a reliable and positive team member who elevates every project he works on.”

Birhanu Worku
Web Developer
Dec 2023