Z e s h a n M a h m o o d

Web Developer

About Me

Highly motivated professional with a strong background in technology and customer relations. Skilled in effective communication, relationship building, and target-driven environments. Seeking to leverage my technical knowledge and client-focused approach in a dynamic role that offers opportunities for growth and development.

Technical Skills

Frontend

JavaScript

TypeScript

HTML

CSS

React

Backend

Node.js

Express.js

Python

FastAPI

PHP

Java

Databases & APIs

MySQL

MongoDB

GraphQL

Data Manipulation & Analysis

Pandas

NumPy

SciPy

Data Cleaning

Signal Filtering

Statistical Analysis

ETL Pipelines

Machine Learning & BCI

Machine Learning

PyTorch

Neural Networks

scikit-learn

Brain Computer Interfaces

MNE-Python

EEG Signal Processing

Matplotlib

Cloud & Infrastructure

Docker

Kubernetes

NGINX

AWS Lambda

AWS S3

AWS EBS

AWS Amplify

GCP Functions

GCP Storage

GCP Filestore

Firebase

Testing

JEST

Mocha.js

TDD

Engineering Practices

OOP

SOLID

TDD

Git

CI/CD

Agile / Scrum

Design Patterns

Clean Architecture

REST API Design

Microservices

Code Review

DRY Principles

Projects

ZeTerminal

Live

A professional financial terminal delivering real-time stock prices, market news, and financial data through a sleek, responsive interface powered by free financial APIs.

ZeTerminal

Built with
Next.js TypeScript Alpha Vantage Finnhub NewsAPI
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NeXStock

Live

A full-stack inventory and asset management system with role-based access control, audit logging, JWT authentication, and a rich React dashboard backed by a RESTful Express API.

NeXStock

Built with
React Node.js Express MongoDB JWT
Visit Project

SSH Manager

Live

A web-based SSH connection manager with mobile support via Capacitor. Manage, organise, and connect to remote servers directly from any browser without installing anything locally.

SSH Manager

Built with
React Vite Node.js Capacitor Tailwind
Visit Project

Neural Image Compression

Live

A deep-learning image compression system with real-time pipeline visualisation via WebSockets. Watch the encoder, latent space, quantization, entropy coding, and decoder stages animate live as your image is compressed by a trained neural network.

Neural Image Compression

Built with
Python PyTorch FastAPI React WebSocket CompressAI
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Professional Experience

OneTek, Web Systems Engineer

January 2026 – Present
  • Architected end-to-end data acquisition pipelines to ingest process data from industrial instruments, including penetrometers and DEA (Dielectric Analysis) machines, across SMC and BMC manufacturing lines.
  • Planned and deployed Ethernet cabling infrastructure, connecting shop-floor equipment to the network and enabling reliable, continuous data collection from physical devices.
  • Built and trained machine learning algorithms to analyse paste mix consistency and raw material properties, surfacing predictive insights across SMC and BMC process stages.
  • Designed and implemented data processing and signal filtering strategies to clean, normalise, and prepare high-frequency sensor streams for downstream ML consumption.
  • Bridged hardware and software by integrating network-connected instrumentation with web-based ML dashboards, delivering real-time process intelligence to production teams.

Freelance Contract Projects — Software Developer

January 2023 – December 2025
  • Delivered full-stack projects using Node.js, Express.js, MySQL, and GraphQL.
  • Streamlined API responses using GraphQL, cutting data fetch times by 30%.
  • Created scalable RESTful APIs and integrated complex relational databases.
  • Built secure authentication and authorization using JWT.
  • Developed user-friendly interfaces in React.js with cross-browser support.

Alternate States — Web Developer

November 2020 – December 2022
  • Migrated legacy systems from PHP to React.js with Express API on AWS Lambda.
  • Developed WebRTC-based real-time communication features for a VR/Browser conferencing system.
  • Led infrastructure migration to a scalable framework, enhancing API-client interactions.
  • Designed NFT image generation with weighted features enabling unique creation.
  • Contributed to a crypto launchpad platform supporting digital currency proliferation.
  • Implemented SQL databases for better data storage and retrieval.
  • Leveraged AWS services including Lambda, EC2, S3, and Amplify for robust performance.
  • Maintained comprehensive project documentation to support knowledge transfer.

Freelance Contract Projects — Software Developer

September 2019 – October 2020
  • Refactored legacy codebases and improved performance via caching.
  • Maintained and upgraded systems with security patches and new features.
  • Delivered feature updates and new applications to ongoing freelance clients.