Available for new opportunities

Hi, I'm Barbar Ahmad

Lead Software Engineer

Passionate software engineer with 7+ years of experience building scalable web and mobile applications. Currently leading UI/UX and frontend development at Marex, specializing in React, TypeScript, and modern architectures. I thrive on solving complex problems and mentoring teams to deliver high-quality software.

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Experience & Background

Brief History

Lead Software Engineer

Dec 2025 – Present

Marex

Leading UI/UX and frontend development for the new Neon Payments product.

Lead Software Engineer

Jan 2023 – Nov 2025

StoneX Group

Led frontend development for trading platforms using React, TypeScript, and micro-frontend architecture. Mentored junior developers and drove technical decisions for a team of eight engineers.

Software Developer

Mar 2021 – Dec 2022

StoneX Group

Developed and maintained trading applications using React, .NET, and Azure. Implemented CI/CD pipelines and improved code quality through SonarQube integration.

Full-stack Developer

Sep 2020 – Feb 2021

StoneX Group

Built full-stack features using C#, .NET Framework, and React. Collaborated with cross-functional teams to deliver customer-facing trading tools.

Corporate Student

Oct 2017 – Aug 2020

IBM

Worked on enterprise software solutions while completing my studies, gaining experience with Python, SQL, and agile delivery.

Technical Arsenal

Frontend

ReactReact NativeNext.jsTypeScriptJavaScriptNXMicro Frontends

Backend

C#.NET FrameworkPythonSQLMySQLMongoDB

DevOps & Cloud

DockerKubernetesAzure DevOpsCI/CD

Testing & Quality

Cypress.ioJestSonarQube

Key Achievements

▹Reduced production bugs by 40% through implementation of testing strategies
▹Built SDLC dashboards improving team visibility and delivery metrics
▹Architected a batch payment system processing millions in daily transactions
▹Led an Angular-to-React migration for a critical legacy application
▹Established React coding standards adopted across multiple teams

Featured Projects

A selection of recent work I'm proud of, spanning mobile, web, and AI solutions.

React Native (Expo)

Smart Note

AI-powered note-taking with intelligent organization and semantic search.

React NativeExpoAppwriteOpenAITanStack Query

React web app

Study Smarter

A personalized study platform that uses AI to generate flashcards and quizzes.

TanStack StartSupabaseOpenAI GPT-4oTypeScript

Full-stack web

AI Video Generator

An end-to-end AI video generation platform for content creators.

TanStack Start.NET 9 APIMongoDBOpenAI

On YouTube

Ideas beyond the code

On devBarbar I talk openly about work, personal growth, procrastination, health, and learning to move forward before everything feels perfectly figured out.

Visit the devBarbar channel