Sabbir Hossen Chowdhury
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© 2020–2026 Sabbir
Available for Web & Automation Projects
Sabbir Hossen Chowdhury

Sabbir Hossen Chowdhury

Full-Stack Laravel Developer & Python Automation Specialist

I architect scalable Laravel web platforms, standalone Python automation bots (macOS & Windows), and AI-powered Chrome Extensions that streamline complex business tasks.

Laravel AI Prompt Engineering Python Bots LLM & OpenAI APIs Chrome Extensions Workflow Automation

About Me

Sabbir Hossen Chowdhury

Full-Stack Engineer & AI Automation Specialist

I am Sabbir Hossen Chowdhury, a Full-Stack Software Engineer with over 6 years of experience architecting secure, high-performance web systems and automated software solutions. Specializing in PHP, Laravel, MySQL, and modern API architectures, I bridge the gap between robust backend engineering and seamless user interfaces. Additionally, I develop custom Python automation bots (macOS & Windows) and AI-driven Chrome extensions to eliminate repetitive business overhead. Having successfully delivered 250+ projects ranging from agile MVPs to full-scale web platforms on Upwork, Fiverr, and for remote international teams, I bring a dedicated, reliable approach to every sprint. Let's connect to deploy your next high-performing digital asset

Expert AI Prompt Engineering
LLM & OpenAI API Integrations
Python Desktop Bots (macOS/Win)
Scalable Laravel Architecture
Verified Profiles:
Fiverr Fiverr ● Level 2
Upwork Upwork ● Verified
6+

Years Experience

250+

Completed Projects

175+

Bug Fixes

147+

Happy Clients

Services & Expertise

01

Web Applications & Platform Engineering

Architect secure, ultra-fast, and scalable Laravel web applications, custom SaaS management systems, and high-performance RESTful APIs built to handle heavy user traffic with clean MVC architecture.

Laravel, MySQL & REST APIs
FEATURED

AI Prompt Engineering & LLM Integration

Leverage advanced prompt engineering, OpenAI & Claude API pipelines, and custom AI agents to automate complex data tasks, extract intelligence, and build next-generation smart web apps with superior precision.

OpenAI, Claude, RAG & Prompt Pipelines
03

Python Desktop Bots & Automation

Build standalone Python desktop applications and background bots that run natively on macOS and Windows (GUI or CLI), automating repetitive workflows, multi-threaded web scraping, and file processing.

Windows .exe & macOS Executables
04

AI Chrome Extensions & Browser Tools

Develop custom Manifest V3 Chrome extensions integrated with AI endpoints to analyze live browser content, autofill complicated forms, and boost day-to-day workflow productivity directly in the browser.

Manifest V3 & Real-time DOM Tools

Looking for a custom project or AI integration? Contact Me Directly

Experience

Jan 2024 - Feb 2026

In-House Developer & Data Analyst

VSA Partners Inc. (Remote)

Engineered scalable web systems, maintained backend reporting pipelines, and built automated data handling tools.

Jan 2022 - Present

Web Application Developer & Automation Specialist

Fiverr

Delivered custom web applications, Python standalone scripts, bug resolutions, and database management modules for international clients.

Jun 2020 - Present

Web Designer & Developer

Upwork

Created dynamic PHP/Laravel websites, custom themes, and backend automation tasks.

Jan 2020 - Sep 2020

WordPress & Web Developer

TechDyno BD

Custom website design, plugin customization, and front-end optimization.

Client Feedback

Free Strategy & ROI Consultation

Ready to Scale Your Business & Automate Your Operations?

Whether you need a custom full-stack web application, automated data pipelines, custom Python bots, or system scaling — let's connect for a zero-cost, 30-minute high-impact strategy call. We'll identify bottlenecks and map out high-ROI digital solutions tailored to your business goals.

Connect on WhatsApp for 30-Min Call
Typically replies within 15 minutes
Business Scaling
Tailored software designed to grow revenue & user capacity.
Workflow Automation
Automate manual operations to save 15+ hours weekly.
Full-Stack Tech Plan
Clear tech stack recommendations & delivery milestones.
100% Free & NDA
Strict client confidentiality with zero obligation.
Get In Touch

Let's Build Something Exceptional

Have an idea for a web platform, custom Python automation bot, or need a dedicated developer? Send a direct message below.

Direct Channels

Prefer messaging directly instead of filling out a form? Reach out directly via:

Fast Turnaround & Rapid Response
NDA & Strict Confidentiality Protected