BS Computer Science · SZABIST | Islamabad & Gilgit

Khalid Abbas Barcha

Full-Stack Developer · AI Systems · Rubabist

Shaheed Zulfikar Ali Bhutto Institute of Science and Technology (SZABIST)

“Work, No Word.”

Delivering resilient cloud systems, mastering acoustic traditions, and scaling Karakoram ridges.

Architecting full-stack cloud ecosystems (.NET Core, ABP.io, MERN), procedural AI construction engines, and real-time Web Audio tools, rooted in the discipline of the northern mountains.

Full-Stack & AI
Acoustic Rubab
+
+
+
+
Khalid Abbas Barcha — Official Portrait
KHALID ABBAS BARCHAIslamabad · Gilgit, PK
ETHOSWork, No Word
LAT 33.6844° NSYS_OKLON 73.0479° E
Profile

A little about me

“Software architecture, acoustic instruments, and high-altitude mountain trails share the same fundamental truth: endurance, deliberate structure, and relentless attention to detail.”

I am Khalid Abbas Barcha, a Computer Science student at Shaheed Zulfikar Ali Bhutto Institute of Science and Technology (SZABIST) and software engineer working between Islamabad and Gilgit. My philosophy is simple and uncompromising: “Work, No Word.” I let the code, the deployed systems, and the sound of my strings speak for themselves.

My development journey spans enterprise .NET Core and the modular ABP.io framework at Systems Limited, full-stack MERN engineering at Webloop, and architecting multi-module AI platforms like my 12-subsystem 3D construction topography and utilities engine.

Beyond the terminal, I live at the intersection of engineering discipline and acoustic artistry. For a decade, I have studied acoustic traditions across 6+ instruments, dedicating my deepest focus to the Rubab — the lion of instruments. This led me into computational audio DSP, developing the Web Audio Rubab Tuner.

When I step away from code and music, I trek the 4,000+ meter passes of the Karakoram. The mountain demands preparation, zero noise, and steady pace — exactly how I engineer resilient systems.

Software Engineering

Full-Stack & Enterprise Systems

Experience bridging modern frontend ecosystems (React, Next.js, Tailwind) with enterprise backend solutions (.NET, C#, ABP.io, Node.js, SQL Server, and MongoDB).

AI & Smart Automation

DeepSeek, OpenAI, Gemini & RAG

Integrating large language models, structured JSON outputs, and contextual retrieval pipelines to automate industry reporting and risk prediction.

Music & Acoustic DSP

~10 Years Experience · Rubabist

Exploring modal traditions across 6+ instruments, culminating in the Rubab and the creation of web-based real-time frequency and pitch detection engines.

4+Frameworks
10Yrs Music
7+Key Projects
Capabilities

Technical Stack & Skills

Technologies, frameworks, and programming paradigms I work with across web, cloud, and intelligent systems.

Self-Assessed Familiarity: Percentages reflect current working comfort and practical project application, not arbitrary certifications.

Frontend

Modern responsive web applications, component architecture, and design systems
HTML
90%
CSS
88%
Bootstrap
85%
Tailwind CSS
80%
JavaScript
75%
React.js
75%
Next.js
65%
TypeScript
55%

Backend

Enterprise .NET services, RESTful APIs, and Node.js microservices
C#
70%
REST APIs
70%
Node.js
65%
Express.js
65%
.NET
65%
ABP.io
60%

Databases

Relational schema engineering and document database storage
SQL Server
70%
MongoDB
65%

Programming

Core algorithmic foundations and systems programming languages
C++
70%
C
60%
Python
55%

AI / Intelligent Systems

LLM integration, Retrieval-Augmented Generation, and intelligent automation
AI API Integration
65%
OpenAI APIs
60%
Gemini APIs
60%
AI Automation
55%
RAG
45%
LangChain
40%
Vector Databases
40%

Cloud / Tools

Developer workflow, version control, and engineering environments
VS Code
90%
Git / GitHub
80%
WordPress
75%
Figma
70%
AWS
40%
Portfolio

Featured Projects

Selected software engineering, AI-driven applications, client work, and music technology experiments.

SHOWING 5 OF 5 PROJECTS
Hunza Grand Motel live landing preview
01Live
Visit Website
Web• Client Work• Full Stack

Hunza Grand Motel

A fast, modern web application designed for a premier luxury hotel in Hunza Valley. Features real-time room availability inquiries, dynamic gallery showcase, amenity highlights, and streamlined reservation workflows.

Next.jsReactTailwind CSSTypeScriptVercel Edge+1 more
Rubab Tuner — Acoustic Spectrum Analyzer live landing preview
02Live
Visit Website
Music Technology• Web• Full Stack

Rubab Tuner — Acoustic Spectrum Analyzer

A specialized acoustic tool designed to solve the centuries-old tuning challenges of the Afghan Rubab. Available both as a browser-based web engine and as an installable native Android APK. Employs the Web Audio API, YIN autocorrelation pitch detection, and a 2048-bin FFT spectrum visualizer.

Android APKWeb Audio APINext.jsReactCanvas 2D+2 more
Johnson's Junk Removal live landing preview
03Live
Visit Website
Client Work• Web• Full Stack

Johnson's Junk Removal

A high-converting client website for a professional hauling and junk disposal service. Features interactive truckload calculators, curbside item scheduling, and localized SEO landing pages.

Next.jsReactTailwind CSSTypeScriptVercel+1 more
Rinse & Shine Crew live landing preview
04Live
Visit Website
Client Work• Web• Full Stack

Rinse & Shine Crew

A sleek, automotive brand platform engineered for a mobile detailing and paint correction service. Features service tier comparisons, ceramic coating explanations, and streamlined reservation inquiry forms.

Next.jsReactTailwind CSSTypeScriptVercel+1 more
AI-Powered Construction Platform live landing preview
05In Development
AI• Full Stack• Web

AI-Powered Construction Platform

A comprehensive, ongoing enterprise civil engineering and architectural planning platform. When a customer inputs their parcel dimensions and total area, the system procedurally generates a 3D elevation map of the land, computes optimal 3D electrical grid distribution, and calculates gravity-assisted sewage & sanitary drainage networks across 12 coordinated software modules.

.NET CoreC#ABP.ioMSSQL ServerNext.js+4 more
Career History

Experience & Internships

Hands-on software engineering, cloud application development, and full-stack enterprise training.

Systems Limited logo
Systems Limited

Cloud Application Development & Maintenance (CADM) Intern

July 2026 – August 2026•Lahore, Pakistan (Enterprise HQ)

Engineered enterprise cloud application modules using modern .NET and ABP.io, learning high-scale software methodologies and cloud maintenance practices within Pakistan's premier global IT enterprise.

Key Responsibilities & Outcomes:
•Worked with the ABP.io framework on enterprise-grade .NET architectures and modular service design.
•Implemented robust C# backend services following clean architecture and Domain-Driven Design (DDD) principles.
•Gained firsthand experience with enterprise software lifecycle methodologies, QA review cycles, and cloud deployment procedures.
•Participated in PK Cloud App Dev & Maintenance team workflows, integrating secure database access and cloud APIs.
ABP.io.NETC#Cloud ArchitectureEnterprise ConceptsREST APIsSQL Server
Webloop Pvt. Ltd. logo
Webloop Pvt. Ltd.

MERN Stack Development Training & Internship

February 2025 – August 2025•Rawalpindi, Pakistan

Demonstrated end-to-end full-stack development proficiency across MongoDB, Express.js, React.js, and Node.js, delivering complete web applications with secure authentication and RESTful architectures.

Key Responsibilities & Outcomes:
•Engineered responsive single-page web applications with React.js and modern state management.
•Constructed modular RESTful APIs and middleware using Node.js and Express.js.
•Designed and modeled MongoDB schemas with Mongoose, ensuring data integrity and query optimization.
•Implemented secure user authentication flows, input validation, and rigorous debugging workflows.
MongoDBExpress.jsReact.jsNode.jsRESTful APIsJWT AuthFull-Stack Dev
uConnect Technologies logo
uConnect Technologies

Front-End Development — Skill Development Program

August 2024 – November 2024•Pakistan

Intensive 3-month front-end development program focusing on modern semantic HTML5, advanced CSS3 styling systems, and dynamic JavaScript user interface implementations.

Key Responsibilities & Outcomes:
•Mastered responsive web fundamentals, CSS Flexbox, Grid, and mobile-first layout patterns.
•Developed interactive UI elements, DOM manipulation scripts, and asynchronous event logic in JavaScript.
•Built cross-browser compatible client layouts following clean code and accessibility principles.
HTML5CSS3JavaScriptResponsive WebUI/UX Best PracticesGit
Expeditions & High Altitude

Where Mountains Test the Spirit

Rooted in the towering valleys of Gilgit-Baltistan. Trekking the Karakoram is not an escape from engineering — it is where focus, physical grit, and the principle of “Work, No Word” are forged.

Highest Altitude

4,693 m

High alpine passes across Karakoram & Himalayas

Expedition Region

Gilgit-Baltistan

Passu, Hunza, Karakoram & Alpine Ridges

Mountain Ethos

Quiet Grit

Physical endurance, altitude clarity & steady execution

Synthesis

Code & Wilderness

Resilience forged in the wild fuels engineering craft

Summit Perch Over Passu Cones
3,800 m
Passu / Karakoram Range, Gilgit-Baltistan

Summit Perch Over Passu Cones

Perched on a mountain ridge with full alpine pack overlooking the jagged Passu Cones. Embodying the rugged spirit of Barcha.

View Full Photo
Gazing into the High Massifs
4,200 m
Karakoram Alpine Ridge

Gazing into the High Massifs

Contemplating the colossal snowcapped peaks beneath golden mountain sun. Solitude and boundless elevation.

View Full Photo
Glacial Valley Alpine Trail
3,100 m
Hunza Valley / Glacial Trail

Glacial Valley Alpine Trail

Trekking through alpine pine and juniper forests on the trail to glacial outposts beneath monolithic rock faces.

View Full Photo
High Ridge Panorama
3,950 m
Karakoram High Route

High Ridge Panorama

Hiking pole in hand facing cloud-crowned Himalayan summits. Precision, balance, and quiet endurance on high terrain.

View Full Photo
Mountain Trail Stride
2,400 m
Northern Pakistan Valley Path

Mountain Trail Stride

Walking rugged gravel paths draped in traditional Pakol and wool scarf. Grounded in ancestral heritage.

View Full Photo
Alpine Camp Expedition
3,500 m
High Altitude Wilderness

Alpine Camp Expedition

Expedition life in the northern valleys. Carrying all essentials, embracing the elements, and finding clarity away from screens.

View Full Photo
Work, No WordThe Alpine Rule
“The mountains don't negotiate with words. They demand preparation, quiet resilience, and deliberate steps.”

Born and connected to the high ranges of Gilgit-Baltistan, trekking and mountaineering are not recreational hobbies for me — they are foundational training for the mind. Navigating an alpine pass at 4,000 meters requires the same mental state as debugging a distributed backend or tuning a complex microservice: patience, zero ego, continuous adaptation, and absolute focus.

EXPLORATIONS: PASSU · HUNZA · GILGIT · KARAKORAMDISCIPLINE · ENDURANCE · ELEVATION
Artistic Identity

Beyond the Code

“When I'm not building software, I'm creating music.”

Music is not a casual hobby or an afterthought on a resume — it is a foundational pillar of how I think, listen, and build. For roughly a decade, I have immersed myself in acoustic traditions, modal melodies, and rhythm architectures. Today, that dedication converges with software engineering to craft innovative music technology.

A Decade of Practice

Instruments Explored

Primary Solo & ClassicalPrimary Focus

Rubab

Heartwood mulberry chamber, parchment soundboard, and sympathetic tarab resonance.

Fretted Harmony

Acoustic Guitar

Fingerstyle, contemporary chord progressions, and acoustic accompaniment.

Classical Melodic

Sitar

Microtonal meend, elaborate ragas, and complex sympathetic string vibration.

Acoustic Wind

Bansuri & Flute

Breath control, modal ornamentation, and organic pitch bending.

Traditional Drone & Pipes

Bagpipe

Continuous drone pressure dynamics, highland scales, and endurance technique.

Percussive Foundations

Darbuka

Rapid finger rolls, doum-tek rhythms, and polyrhythmic syncopation.

Chronological Evolution

My Rubab Journey

From early musical discoveries and traditional folk recitals to luthiery, student mentorship, and computational music algorithms.

STAGE 03 OF 09The Lion of Instruments• The Turning Point

Discovering the Rubab

Encountering the raw timbre of the rubab — its mulberry hollow body, goat-skin belly, and soaring tarab overtones captured my lifelong devotion.

|
Rubab acoustic craft
The Intersection

From Rubab to Code

Acoustic rubabs feature sympathetic strings and skin heads that respond sharply to humidity and temperature. Ordinary guitar apps fail to parse its complex harmonics. Solving this personal hurdle led me into computational audio DSP, FFT mathematics, and the Web Audio API.

STEP 01

Rubab

Complex modal instrument with 3 main melody strings, 2-3 drone strings, and 11-15 sympathetic resonators.

STEP 02

Tuning Challenges

Standard phone tuners jump erratically between high harmonic overtones instead of locking onto the fundamental pitch.

STEP 03

Rubab Tuner

A specialized digital tuner architected specifically around rubab string physics and modal base registers.

STEP 04

Frequency Detection

Autocorrelation & the YIN algorithm implemented to isolate exact pitch down to fractions of a cent.

STEP 05

Chromatic Tuner

Expanding the core audio engine into a universal 12-TET chromatic analyzer for any stringed instrument.

STEP 06

Real-Time Audio Spectrum

2048-bin FFT spectrum visualization rendering live harmonic distributions in elegant champagne gold.

LIVE AUDIO DSP ENGINE

Rubab Tuner & Frequency Engine

A digital tuning and audio analysis tool created specifically from my experience with rubab and expanded toward a universal chromatic tuning system. Built with modern Web Audio APIs and mathematical pitch detection algorithms.

YIN_PITCH_DETECTA4 = 440.0 Hz±50 CENTS
C4261.63 Hz● IN TUNE (0 CENTS)
Click String to Pluck & Inspect Frequency:
2048-BIN FFT SPECTRUM & WAVEFORMAUDIO_SAMPLE 48kHz
Autocorrelation Pitch Estimation
Sub-Cent Parabolic Interpolation
Sympathetic Tarab Resonance Filter
Mobile & Web Audio Cross-Platform
Codes & Chords Musical Identity

Codes & Chords

“Exploring, performing, and innovating around the acoustic soul of the Rubab.”

Codes & Chords is the musical sanctuary of Khalid Abbas Barcha — uniting a decade of acoustic instrument practice across 6+ instruments, stage performances, and modern Web Audio DSP innovation.

Khalid Abbas Barcha playing Rubab live on stage
Live Stage Performance
Khalid Abbas Barcha studio sanctuary

Studio Sanctuary

Multi-instrument workstation

Khalid Abbas Barcha live band ensemble

Concert Jam

Center stage on Rubab

High-altitude acoustic jam in Karakoram

Mountain Acoustic Jam

Glacial valley duet

Dialogue & Collaborations

Let’s Build Something Meaningful

Open to innovative software engineering challenges, full-stack architectures, AI systems research, and acoustic music projects.

Direct Email

khalidabbas2424@gmail.com

Best channel for formal project proposals, opportunities, and architecture inquiries.

Location

Pakistan

Timezone

PKT (UTC +5)