Designing. Developing. Innovating.

Nishanthi
Arulrasu

AI Developer · Software Developer · UI/UX Designer

QA Engineer | Software Tester | Quality-Focused Problem Solver

Computer Science Honors student engineering the future through Intelligent Architectures, Scalable Systems, and High-Performance Infrastructure.

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Direct Introduction

About Me

I am Nishanthi Arulrasu, a Computer Science student and QA Engineer passionate about improving software quality by identifying issues, validating system functionality, and ensuring a seamless user experience. I have expertise in manual testing, bug reporting, test case design, API testing, and quality documentation, with a strong eye for detail and problem-solving.

My technical stack includes JavaScript, TypeScript, Python (TensorFlow, NumPy, Pandas), PHP, C++, C#, HTML, CSS, Tailwind CSS, Bootstrap, WordPress, and Power BI.

My expertise extends to frameworks such as Next.js, Node.js, ASP.NET, Laravel, React, Express, and React Native. I also have experience in parallel and high-performance computing using OpenMP and MPI.

Software Development
Mobile App Development
AI & Machine Learning
Parallel Computing
Nishanthi Arulrasu
Featured Works

Engineering Excellence

Government / Education

ATI Batticaloa

Developed the official website for ATI Batticaloa, an accredited SLIATE institute. Features programme listings, admissions, faculty details, news & announcements, and student resources with a clean, accessible UI meeting government standards.

React CSS3 Responsive
Explore Project
Web Solutions

BBDSPPVT

Architected a comprehensive digital solutions framework providing strategic support, high-performance web systems, and dedicated software solutions for business expansion.

React Node.js Azure
Explore Project
Customer / Medical

Dr. Ahilan

Built a professional medical website for Dr. Ahilan, a specialist in General and Laparoscopic Surgery. Includes qualifications, services, appointment booking, and testimonials — balancing clinical professionalism with an approachable tone.

React CSS3 Mobile-first
Explore Project
Agriculture Tech

MYNAHFARMS

Developed a sustainable agriculture learning platform and farm stay booking system focused on UX efficiency and eco-tourism visibility in Sri Lanka.

React Node.js CMS
Explore Project
Restaurant / SEO

CEYLON SPICE

Modern restaurant discovery engine focused on the rich flavors of Sri Lankan cuisine, optimized for high SEO ranking and seamless mobile interaction.

Next.js Framer Motion Tailwind
Architected for Speed
Software Engineering

Lab Reservation

Developed a robust scheduling engine that boosted resource utilization by 40% and eliminated double bookings for university lab facilities.

Node.js MySQL Bootstrap
System Resilience: 99.9%
HCI / AI

Hand Gesture

Advanced computer vision system that interprets hand movements into digital commands, enabling natural interaction with devices and AR/VR systems.

Python OpenCV Mediapipe
Real-time Latency: < 15ms
Biometrics / AI

Face Recognition

High-accuracy biometric authentication system using deep learning pipelines. Achieving 99%+ accuracy in real-time facial verification & identification.

TensorFlow Python Pandas
Accuracy: 99.4%
View All on GitHub Works on LinkedIn

See more about my projects and works on my LinkedIn profile

Technical Skills

Core Foundation

Languages

JavaScript / TS

Python (AI Stack)

PHP / Laravel

C#

C++ / C# / .NET

HTML5 / CSS3

Java (Enterprise)

Development Stacks

Frameworks

React / Next.js

Node.js / Express

Laravel / PHP

.NET

ASP.NET Core

Machine Intelligence

AI & Data

TensorFlow | NumPy | Pandas

Model Architectures & Training

Power BI

MySQL / NoSQL

Visual Systems

Styling & UI

Tailwind CSS

Bootstrap 5

WordPress CMS Development

High Performance

HPC & Architecture

OpenMP

MPI / Cluster

Assembly Language

PRO

Prolog (Logic)

Human Centered

UI/UX Design

Axure RP Pro

High-Fidelity Prototyping

Uizard | Framer | Flow Design

Figma / Sketch

Wireframing

DevOps Excellence

Cloud & Infrastructure

Docker

AWS / Vercel

Git / GitHub

CI/CD Flows

RESTful APIs

Quality Engineering

QA Engineering & Testing

QA Engineer with a strong focus on ensuring software quality, functionality, and user satisfaction through effective testing practices. Skilled in manual testing, bug tracking, test case creation, API testing, and UI validation. Familiar with the Software Development Life Cycle (SDLC) and Software Testing Life Cycle (STLC), with the ability to identify defects, document issues clearly, and support the delivery of reliable and user-friendly applications.

QA Engineer passionate about delivering high-quality software through manual testing, defect reporting, API testing, and usability validation, ensuring smooth and reliable user experiences.

Testing Types

Manual

Functional

Regression

UI/UX

API

Usability

Process & Design

Test Plan

Test Cases

SDLC/STLC

QA Doc

Defect Lifecycle

Perf (Basic)

Tools & Tech

JIRA

Postman

Selenium

DevTools

SQL/DB

GitHub

Attention to Detail
Problem Solving
Analytical Thinking
Cross-Browser
Human-Computer Interaction

UI/UX Design Expertise

Bridging the gap between complex logic and intuitive interfaces through Research-Driven Design, High-Fidelity Prototyping, and AI-Powered Iteration.

Prototyping & Strategy

High-Fidelity Interaction

Developing enterprise-grade, logic-based interactive prototypes with complex conditional flows and dynamic data variables using Axure RP Pro.

Systematic Collaboration

Architecting scalable design systems in Figma, ensuring seamless developer handoffs and multi-platform consistency.

AI-Driven Rapid Design

Leveraging Uizard & UXPilot AI to transform conceptual sketches into functional wireframes and high-fidelity iterations in record time.

Studio Tech Stack

Architecture

Axure RP Pro

Visuals

Figma / Sketch

AI Engine

Uizard / UXPilot

Research

Miro / Lyssna

Process Efficiency

Prototyping Speed (AI-Boosted) 95%
User Journey Mapping 88%

Software Development

Building functional, scalable, and high-performance web ecosystems by mastering the synergy between dynamic user interfaces and robust server-side logic.

Presentation Layer

Front-End Architecture

  • Modern Interfaces Building reactive systems with React & Next.js, optimized for SEO and core web vitals.
  • State & Logic Centralized state management using Zustand / Redux for predictable UI behavior.
  • Adaptive Rendering Server-side rendering (SSR) and Incremental Static Regeneration (ISR) for ultra-fast performance.
Business Logic

Back-End Ecosystem

  • Distributed Systems Scalable back-ends using Node.js, Express or Laravel for enterprise routing.
  • Authentication Layers Implementing JWT, OAuth2, and multi-layered security protocols (CORS, CSP).
  • Real-time Data High-frequency data streaming with WebSockets / Socket.io and Message Queues.
Data & DevOps

Scalability & Data

MERN Modern Stack
LAMP Classic SQL
Infrastucture Stack
Azure Architect Git Flow Docker CI/CD Pipelines

Development Workflow (System Journey)

1. User Interaction

Client-side request initiated via React/TS interfaces with optimized state management.

2. Server Processing

Backend middleware (Express/Laravel) validates requests, manages auth & interacts with databases.

3. Data Delivery

Formatted JSON data returned for client-side rendering, ensuring 99.9% application reliability.

AI & Machine Learning Engineering

Designing, building, and deploying intelligent systems that automate complex tasks and mimic human cognitive functions through data-driven refinement.

Machine Intelligence

AI Core & Logic

  • Deep Learning Pipelines Designing end-to-end neural networks with TensorFlow & PyTorch for complex pattern recognition.
  • Algorithm Refinement Optimization of Stochastic Gradient Descent and loss-function tuning for model convergence.
  • Dataset Engineering Advanced feature engineering & preprocessing using NumPy / Pandas on multi-TB datasets.
Visual Perception

Computer Vision

  • Real-time Detection Implementing YOLO & OpenCV architectures for ultra-low latency object tracking.
  • Biometric Systems Developing high-accuracy Face Recognition pipelines with 99.4% precision.
  • Pose Estimation Utilizing Mediapipe for complex human-computer interaction and gesture logic.
MLOps / Cloud AI

Scalable AI Systems

Model Accuracy High Performance
Azure AI
TensorFlow

Expert Focus: Bridging theoretical AI with practical, high-performance software engineering via robust infrastructure.

Scientific Rigor

Academic Intelligence

A multidisciplinary theoretical foundation driving excellence in Computational Engineering and Scientific Analysis.

Differential Equations

Modeling physical systems via first-order and higher-order linear equations, systems of ODEs, and scientific problem-solving.

Methods of Applied Math

Fourier & Power series, PDEs for physical modeling, and complex integral transforms (Laplace/Fourier).

Analysis & Number Theory

Real analysis limits, continuity, and differentiation combined with prime factorization and divisibility logic.

Optimization I & II

Simplex, Dynamic & Goal Programming, Game Theory, and sensitivity analysis for real-world decision modeling.

Vector Calculus & Lin. Algebra

Matrix operations, eigenvalues, Gauss/Stokes theorems, and linear transformations for high-dimensional geometry.

Graph Theory & Mechanics

Trees, connectivity, and network flows combined with the mathematical dynamics of motion, stress, and strain.

Numerical Linear Algebra & FEM

Gaussian elimination, LU factorization, and Finite Element Method (FEM) for engineering problems like heat transfer and fluid mechanics.

Theoretical Computation

Automata theory, Turing machines, and complexity classes (P, NP) for fundamental computational understanding.

Career Journey

Work Experience

Software Developer

BBDSP Consultant · Full-time

Feb 2026 - Present
Batticaloa, Sri Lanka (Onsite)

ICT Technician (ICTT)

Road Development Authority

Jan 2022 - Jul 2022
Batticaloa, Sri Lanka (Hybrid)
Academic Foundation

Education & Honors

University of Jaffna

BSc(Hons) in Computer Science

Vavuniya Campus, Sri Lanka

2022 - Present

Performance

GPA: 3.81 / 4.0

Dept. of Technical Education & Training

Vocational Excellence · Sri Lanka

2019 - 2022

ICT Technician

NVQ L4 Distinction

Advancing Career

NVQ L4 Merit

English Language

Merit Result

Computer Technology & Management Centre

Professional Computing · Academic Record

2017 - 2018

Diploma in Software Engineering

Grade A - Merit · 2018

Diploma in Information Technology

Grade A - Merit · 2017

Awards & Recognition

DEAN’S LIST

Levels 1, 2 & 3 · 2020 - 2023

Academic Distinction

Consistency across all Semesters with Honors.

UNIVERSITY PRIZE

Thambiah Mudaliyar Chatram Trust

"Awarded for best performance in LEVEL 2 during the Academic Year 2021/2022."

Global Credentials

Professional Certifications

University

Python & Web Design

UoM Open LMS

Verify
Enterprise AI

Data Science & AI

Great Learning

Verify
Software Eng

Microsoft Learn

Azure & Cloud Hub

Profile
Open Source

Free Code Camp

Responsive Web

Portfolio
Networking

Cisco NetAcad

Certified Badges

Badges
Project Mgmt

Oxford Home Study

Professional LMS

Courses
Dev Systems

SLIIT University

LMS Certificates

Verify
International

Commonwealth

Partner Courses

View
Language Proficiency

World English Institute

Global English Studies

Dashboard
Coding Platform

HackerRank

Problem Solving & Skills

Profile
DS & Algorithms

GeeksforGeeks

Data Structures & Activity

Activity
Open University

Saylor Academy

University Level Courses

Profile

Technical Source

Explore repositories & open-source code.

Professional Network

Connect for collaborations & insights.
Let's Connect

Get in Touch

Currently open to collaborations on AI Engineering and Software Development.

Send me a Message

Direct Connection

Professional Link

LinkedIn Network

Nishanthi Arulrasu

Source Code

GitHub Portfolio

@NishaAnjalin

"Passionate about building the future through clean code and intelligent systems. Looking forward to hearing from you!"