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Hafiz Mannan
@hafizmannan1
Writing well designed, testable, efficient code, make diagrams and app
Pakistán
Inglés
Sobre mí
Hi! I’m Hafiz Mannan Siddiqui – web & App Developer.
With 6 years of experience, I offer top-notch services in programming, web development, app development, AI/ML, and code optimization C/C++, Python and Java—all at a fair price!
Services:
Web Development (Modern, responsive websites)
App Development (mobile & web apps)
AI & ML (Smart automation)
Code Optimization (Enhanced speed & performance)
Why Choose Me?
✅ 6 Years of Proven Expertise
✅ Affordable & High-Quality Work
✅ Customer Satisfaction Focus
Let’s bring your project to life! Message me to get started.
Habilidades
Hafiz Mannan
desconectado •
Revisa mis servicios
Ayuda/Consulta
I will refactor, optimize, and rewrite code for max performance
Desarrollo de aplicaciones para Android
I will build custom cross platform app for android and ios
Porfolio
Experiencia laboral
Ai/ML Developer
Tekglide
Jan 2026 - Aug 2026 • 7 mos
Lead AI & Workflow Automation Engineer n8n & LLM Pipeline Architecture: Designed and deployed 30+ production-grade n8n workflows integrating Gemini, OpenAI, and local LLMs (Ollama) with custom webhooks, databases, and third-party APIs (YouTube, Pexels, Reddit, Slack, Notion). Programmatic Media Pipelines: Built fully autonomous content engines using n8n + Python, automating topic discovery, script generation, TTS audio synthesis, B-roll assembly, and auto-publishing. Autonomous AI Agents & RAG: Orchestrated multi-agent automation systems in n8n leveraging Vector Databases (Pinecone, Qdrant) and LangChain for automated data enrichment, scraping, and customer operations. Senior AI/ML Developer Machine Learning & Python Stack: Developed scalable backend services, custom data scrapers (PRAW, BeautifulSoup), and API integrations using Python, FastAPI, and open-source ML frameworks. Cost & Performance Optimization: Optimized LLM orchestration pipelines to run on free/low-tier API quotas and self-hosted n8n Docker instances, cutting client operational costs by up to 80%. Key Achievements Zero-Cost Content Engine: Engineered an end-to-end automated video engine in n8n utilizing the Gemini API, edge-tts, and Pexels API, delivering complete video creation and YouTube scheduling with zero monthly API fees. 95% Process Reduction: Replaced a client's 4-person manual media team with a single self-hosted n8n workflow pipeline operating on a scheduled cron trigger. API & Webhook Mastery: Successfully integrated complex OAuth 2.0 authentication flows and REST/GraphQL APIs across 20+ SaaS platforms within custom n8n Code Nodes.
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took the job with a fast understanding of my needs and project requirements, asked the right questions, provided a fair price, and delivered as promised
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Very professional delivery despite some issues in the process, we agreed on an extended time frame, and he delivered work as expected at a very good price. It was a complex project, and the fact that he handled it shows the level of his knowledge.
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