Featured
Web Scraping at Scale: Architecture and Best Practices
Building a distributed web scraping system that processes 500K+ pages daily with 99.9% uptime.
Web ScrapingPuppeteerNode.js+1 more
10 min read
Read moreAbout Me
Crafting the Future with Code & AI
Passionate engineer who loves turning ambitious ideas into production systems.
I'm Umar Abdullah, a Senior Software Engineer & AI Engineer with a passion for building systems that matter. With over 5 years of experience, I specialize in architecting AI-powered applications and scalable SaaS platforms that drive real business value.
My journey started with full-stack web development, but quickly evolved into the fascinating world of AI engineering — building RAG systems, autonomous agents, and LLM-powered workflows that automate complex business processes.
When I'm not coding, I'm exploring the latest in AI research, contributing to open-source projects, or sharing knowledge with the developer community. I believe the best software is built at the intersection of technical excellence and human-centered design.
5+
Years Experience
30+
Projects Shipped
10+
AI Systems Built
99%
Client Satisfaction
AI-First Engineering
Building intelligent systems with LLMs, RAG pipelines, and multi-agent architectures using LangChain and OpenAI.
Full-Stack Mastery
End-to-end development with Next.js, Node.js, and modern databases — from API design to polished UIs.
Automation Specialist
Creating robust automation workflows with Puppeteer, BullMQ, and event-driven architectures at scale.
SaaS Platforms
Architecting multi-tenant SaaS products with scalable backends, billing integrations, and real-time features.
Skills
My Tech Stack
A curated set of tools and technologies I use to build exceptional products.
Frontend
Next.js95%
React95%
TypeScript90%
Tailwind CSS92%
Backend
Node.js97%
Express95%
Python88%
REST / GraphQL90%
AI / ML
LangChain90%
OpenAI / GPT APIs93%
RAG Pipelines88%
AI Agents85%
Infrastructure
Docker88%
MongoDB92%
PostgreSQL87%
Bull / BullMQ90%
Also working with
Node.jsExpressNext.jsReactTypeScriptPythonLangChainOpenAIPuppeteerBullMQMongoDBPostgreSQLDockerRedisPrismaStripeAWSGitHub Actions
Projects
Things I've Built
A selection of projects that showcase my expertise in AI engineering and full-stack development.
Featured
AI Customer Support Agent
Autonomous multi-agent system that handles customer queries, escalates issues, and learns from interactions.
LangChainNode.jsOpenAIMongoDBBullMQ
Featured
SaaS Analytics Platform
Multi-tenant analytics dashboard with real-time data pipelines and AI-powered insights.
Next.jsNode.jsPostgreSQLRedisStripe
Web Scraping Automation Engine
Scalable scraping infrastructure with anti-detection, proxy rotation, and structured data extraction.
PuppeteerNode.jsBullMQDockerMongoDB
Blog
Latest Insights
Sharing knowledge about AI engineering, web development, and software architecture.
Featured
Building Production-Ready AI Agents with LangChain
Learn how to build robust AI agents that handle real-world tasks autonomously, from customer support to data analysis.
AILangChainAutomation+1 more
8 min read
Read moreExperience
My Journey
5+ years of building, shipping, and iterating on products that users love.
Senior AI Engineer
TechCorp Inc.
2023 – Present
Remote
- Architected and deployed multi-agent AI systems handling 10K+ daily conversations
- Built custom RAG pipelines reducing support ticket volume by 40%
- Led a team of 4 engineers building LLM-powered product features
LangChainOpenAINode.jsDocker
Senior Full-Stack Engineer
StartupXYZ
2021 – 2023
Remote
- Built and scaled a multi-tenant SaaS platform from 0 to 50K monthly active users
- Designed microservices architecture with Node.js, PostgreSQL, and Redis
- Implemented Stripe billing, automated onboarding, and real-time dashboards
Next.jsNode.jsPostgreSQLStripe
Software Engineer
Digital Agency Co.
2019 – 2021
On-site
- Delivered 15+ client projects across web scraping, automation, and web apps
- Built Puppeteer-based scraping infrastructure processing 200K pages/day
- Developed RESTful APIs and integrated third-party services
Node.jsPuppeteerMongoDBExpress
B.Sc. Computer Science
University of Technology
2015 – 2019
On-campus
- Graduated with honors — specialization in Software Engineering
- Capstone project: AI-powered plagiarism detection system
- Active member of the Computer Science Society
AlgorithmsData StructuresML Fundamentals
Contact
Let's Work Together
Have a project in mind or want to discuss an opportunity? I'd love to hear from you.
Get in touch
Whether you need an AI engineer, a full-stack developer, or a technical partner to bring your product to life — let's talk. I typically respond within 24 hours.