u
usamasajja

Usama Sajjad

@usamasajja

Full Stack Developer and AI Automation Expert

Pakistan
English, Urdu, French, Dutch, Spanish
About me
I’m a Full Stack Developer and AI Automation Expert specializing in vibe coding and smart business solutions. I provide startups, entrepreneurs, and Airbnb hosts with AI chatbots, AI calling agents, professional co-hosting, custom dashboards, and scalable web applications. I deliver clean, secure code with clear communication, creating practical solutions that save time, improve efficiency, enhance user experience, and support long-term business growth. I am passionate about turning ideas into real digital solutions. Let’s work together to build smart, reliable, and results-driven projects.... Read more

Skills

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usamasajja
Usama Sajjad
Offline • 

See my services

WordPress
I will build an airbnb website for vacation rental with direct booking system
From$80 / projectMore details
Troubleshooting & Improvements
I will be your vibe coding expert fix bugs and build lovable replit base44 ai mvp app
From$40 / projectMore details

Portfolio

Work experience

Full-Stack Automation Specialist

zeltacode • Full-time

Jan 2026 - Present • 4 mos

Built and maintained automation workflows using n8n, Make.com, and Zapier. Implemented AI-driven automations, including GPT-based bots, smart triggers, and agents. Integrated CRMs such as GoHighLevel, HubSpot, and Salesforce to streamline lead and sales management. Automated lead handling, email flows, appointment scheduling, and follow-ups. Developed backend automation scripts using Python and JavaScript, leveraging APIs, webhooks, and third-party SaaS tools. Optimized, troubleshooted, and documented workflows for scalability and reliability. Worked with Large Language Models (OpenAI, GPT-based tools) to enhance AI automation solutions. Collaborated with teams on real-world AI & automation projects, improving efficiency and business operations.

AI Intergration Developer

Media Marson • Full-time

Sep 2025 - Dec 2025 • 3 mos

Developed and managed automation workflows using N8n, Zapier, Make.com, and other platforms. Worked on media management projects, handling coding, AI automation, and database migration. Leveraged Large Language Models (LLMs) such as OpenAI, Claude, and Mistral to create intelligent automation solutions. Integrated multiple platforms to streamline business processes and improve efficiency. Built scalable and reliable automated systems to optimize workflows and reduce manual effort. Collaborated with cross-functional teams to implement AI-driven automation strategies.

Boston_Consulting Group

Generativ3e AI

Boston Consulting Group • Part-time

Jul 2024 - Aug 2024 • 1 mo

Completed a job simulation involving AI-powered financial chatbot development for BCG's GenAI Consulting team. Gained experience in Python programming, including the use of libraries such as pandas for data manipulation. Integrated and interpreted complex financial data from 10-K and 10-Q reports, employing rule-based logic to create a chatbot that provides user-friendly financial insights and analysis.