Wajahat Nazir

Software Engineer | Backend Specialist (Node.js, Spring Boot) | AI & RAG Enthusiast

Based in: Lahore, PakistanMost recently: Java Intern, Appaura.net

Software Engineering student at COMSATS with a focus on high-performance backend systems and AI integration. Developed a full-scale hospital management system with 19 tables and built RAG-based agents for specialized user engagement. Experienced in Java/Spring Boot through professional internship and dedicated to building scalable, user-centric solutions.

Experience

Java Intern

Appaura.network

Summary

Backend development internship focused on building scalable services with Java and Spring Boot.

Results

Developed backend services and RESTful APIs using Java and Spring Boot.
Successfully integrated backend logic for core business modules, ensuring seamless data flow.

JavaSpring Boot

Skills

Technical

Express.js

JavaScript

RESTful APIs

Node.js

RAG (Retrieval-Augmented Generation)

React.js

JWT

Middleware

MongoDB

PostgreSQL

git

GitHub

Python

LLM Fine-tuning

MySQL

MS SQL

Prisma ORM

Firebase

Vercel

Redux Toolkit

Java

JavaFX

Railway

Supa base

Flutter

classification

pandas

regression

NumPy

Projects

Solar Axis full stack website

Full Stack Developerpersonal

A full-stack web application with complete admin panel and user dashboard for efficient management and intuitive interface for both. Achieved 97/100 Lighthouse score on frontend and 100% API success rate at 123 req/sec with p99 latency under 380ms.

PostgreSQLPrisma ORMReactNode.jsExpress.js

Visit the site

Lost & Found app

Developeracademic

A dedicated campus recovery ecosystem designed to facilitate trusted item exchanges between university students through a secure verification process.

FlutterFirebase

House Price Prediction Model

academic

A predictive model built to estimate real estate prices based on various features, serving as a practical application of regression techniques.

PythonpandasNumPyRegression

Dsa Resource Aggregator

Developerpersonal

A curated search engine designed to centralize DSA resources including videos, pdfs and cheat sheets etc by programmatically restricting queries to high-quality academic and technical repositories.

JavaFXYouTube API

Med care-complete hospital management system

Developerpersonal

A full-scale clinical management suite with specialized modules for Doctors, Receptionists, Patients, and Admins to digitize the end-to-end healthcare experience. Overcame significant integration challenges connecting a Flutter mobile frontend with a Node.js backend.

Node.jsFlutterMS SQLExpress.js

Gamer-Tone RAG Database Agent

Lead Developerpersonal

An LLM-powered customer service agent for gamers that translates natural language into database operations. Features a fine-tuned personality using Gen Z slang and informal 'gamer' tone to increase user engagement.

PythonLLMsRAGVector DatabasesFine-tuning

Spam Email Detection System

personal

A classification system designed to identify and filter spam emails. Developed using a pre-built model trained on a Kaggle dataset, involving significant feature engineering to improve detection accuracy.

PythonScikit-learnClassificationKaggle DatasetFeature Engineering

NestJS Feature Flag Manager

personal

A development utility designed to manage and toggle application features through a centralized interface with single button clicks, simplifying testing and deployment.

NestJS

Education

Bachelor of Science in Software Engineering

Comsats University, LahoreSoftware EngineeringGPA 3.75Feb 2024 – 2027

Coursework

Programming FundamentalsObject Oriented ProgrammingData Structure & algorithmDatabase SystemsOperating systemsWeb technologiesComputer Networking

Recognition

Certifications

Supervised Machine Learning: Regression & Classification

DeepLearning.AI (Coursera)

Database Fundamentals

IBM (Coursera)

Hire WajahatReach out about a role, a contract or a conversation.For recruiters

Wajahat's twin is AI, it can make mistakes.

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