Hi, I'm Salim Raji

Full Stack Software Developer

Based in Lebanon, I build robust web and mobile applications — from AI-powered RAG chatbots to scalable APIs and polished React UIs. Currently shipping features at FEER McQUEEN.

Salim Emmanuel Raji

2+

Years Experience

5+

Projects Delivered

20+

Technologies

3

Languages Spoken

What I bring to the table

Technical Skills

From AI-powered backends and scalable APIs to polished React UIs and mobile apps — I build across the full stack with a focus on performance and reliability.

Languages

JavaScriptTypeScript

Frontend & Mobile

ReactReact NativeVue.js

Backend & APIs

Node.jsExpress.jsSpring BootRESTGraphQLSocket.IO

AI & Databases

RAGLLM IntegrationEmbeddingsPostgreSQLMongoDBChromaDB

DevOps & Cloud

DockerGitGitHubAWSFirebase (FCM)LinuxBash

Caching & Testing

RedisMemcachedWinston (Logging)Detox (E2E)

Background

Experience & Education

A full-stack developer with a track record of shipping AI tools, web apps, and mobile features in production environments.

Software Developer

Data Quest · Zouk Mosbeh, Lebanon

Nov 2024 – Feb 2026
  • Built an internal AI chatbot using Retrieval-Augmented Generation (RAG) with ChromaDB for vector storage, Hugging Face Xenova models for embeddings, and Llama 3 as the LLM — cutting internal search time significantly.
  • Built a CMS for a mobile app (Node.js, Express.js, React, MongoDB) enabling non-technical teammates to update app content via an admin UI.
  • Implemented real-time data sync with Socket.IO and improved response times with Memcached caching.
  • Integrated Firebase Cloud Messaging (FCM) for reliable push notifications.
  • Added backend logging with Winston, enabling faster bug reproduction and improved system stability.

Software Development Intern

Data Quest · Zouk Mosbeh, Lebanon

Oct 2024 – Nov 2024
  • Developed a full-stack user management system (Node.js, Express.js, React, MongoDB) with CRUD operations and profile photo uploads.
  • Designed and consumed RESTful APIs with validation and basic authentication.
  • Dockerized services and used Redis caching for simplified deployment and faster reads.
  • Collaborated via Git/GitHub in a team environment.

Full Stack Development Trainee

Koein · Naccache, Lebanon

Jun 2024 – Jul 2024
  • Built a full-stack e-commerce prototype end-to-end.
  • Backend: RESTful APIs with ASP.NET Core MVC and Entity Framework Core.
  • Database: PostgreSQL — schemas, relationships, and SQL queries.
  • Frontend: Vue.js product catalog with filtering, cart, and sign-in/sign-up flows.

B.Sc. in Computer Science

Notre Dame University – Louaize · Zouk Mosbeh, Lebanon

2020 – 2024
  • Bachelor of Science in Computer Science.

My Work

Featured Projects

From AI-powered internal tools to full-stack web and mobile apps — here's what I've built.

AI

AI Internal Chatbot (RAG)

Built an internal AI chatbot using Retrieval-Augmented Generation with ChromaDB for vector storage, Hugging Face Xenova for embeddings, and Llama 3 as the LLM — improving team knowledge access and cutting manual search time.

RAGChromaDBLlama 3Node.jsHugging Face
CMS

Internal CMS

Designed and built a CMS for a mobile app (Node.js, Express.js, React, MongoDB) with real-time Socket.IO updates and Memcached caching, enabling non-technical teams to manage content without developer intervention.

Node.jsReactMongoDBSocket.IOMemcached
UMS

User Management System

Full-stack user management platform (Node.js, Express.js, React, MongoDB) supporting CRUD operations, profile photo uploads, Redis caching, and Docker for simplified deployment and testing.

Node.jsReactMongoDBRedisDocker
SHOP

E-commerce Platform

Full-stack e-commerce prototype with ASP.NET Core MVC, Entity Framework Core, PostgreSQL, and Vue.js — featuring a product catalog, filtering, shopping cart, and authentication flows.

ASP.NET CoreVue.jsPostgreSQLEntity Framework
APP

React Native Mobile Features

Delivered new React Native features improving mobile app navigation and usability, with end-to-end testing via Detox and push notification support through Firebase Cloud Messaging.

React NativeTypeScriptDetoxFirebase FCM

Get in touch

Contact Me

Have a project in mind or want to work together? Drop me a message and I'll get back to you within 24 hours.

Contact Information

Reach out directly or fill the form and I'll be in touch.

Location

Mazraat Yachouh, Lebanon