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horlami228/README.md

👋 Akintola Olamilekan

Backend Engineer | AI Automation Specialist | Building Systems That Scale

Twitter LinkedIn Email Portfolio

🎯 What I Do

I build scalable backend systems and AI-powered automation workflows that solve real business problems. From microservices handling hospital operations to AI chatbots that cut support costs by 60%, I turn complex challenges into working solutions.

Currently specializing in:

  • 🤖 AI Voice Agents & RAG Systems (LangGraph, LlamaIndex)
  • ⚡ Workflow Automation (n8n, Make.com)
  • 🏗️ Backend Architecture (NestJS, Express, Microservices)
  • 🔗 Blockchain Development (Rust, Anchor, Solana)

🚀 Featured Projects

🎙️ DoorDash GPT

AI-powered support assistant using RAG architecture
LangGraph + LlamaIndex + PGVector • Eliminates hallucination with source-backed responses
Python Groq Gemini PostgreSQL

🎤 Veenote

Real-time voice-to-text note-taking app
AWS Transcribe + WebSocket streaming • Instant AI transcription without manual typing
TypeScript AWS MongoDB WebSocket

📅 Post Scheduler

AI-powered social media automation
Gemini AI for platform-optimized captions • Auto-posts to LinkedIn & Twitter
TypeScript Gemini Google Drive API Prisma

🏥 Hospital Management System

Microservices backend for healthcare operations
Patient records, appointments, billing • Firebase auth + Redis caching
NestJS MongoDB Firebase Redis

🎰 Stake Wise

Responsible gambling management API
Income-based betting limits • Auto-lockout system • Monthly resets
NestJS MongoDB Mongoose Firebase

💼 Professional Experience

Freelance Backend Developer & Automation Specialist • 2022 - Present

  • Built AI voice agents for customer engagement (inbound/outbound calls)
  • Automated hiring funnels with AI screening for recruitment firms
  • Created CRM integrations (HubSpot, Zoho) with smart workflows
  • Delivered end-to-end n8n automations for business process optimization

Proven Results:

  • $3K+ earned through automation consulting on Upwork
  • 1,158+ hours of verified client work
  • Specialized in healthcare, fintech, and SaaS automation

🛠️ Tech Stack

Languages: TypeScript, JavaScript, Python, Rust, C
Backend: NestJS, Express.js, Django, Flask
Databases: MongoDB, PostgreSQL, MySQL, Redis, Firebase
AI/ML: LangChain, LlamaIndex, LangGraph, Gemini, Groq
Automation: n8n, Make.com, Zapier alternatives
DevOps: Docker, AWS, Heroku, GitHub Actions, Nginx

Pinned Loading

  1. stake-wise stake-wise Public

    A responsible gambling management API that calculates income-based betting limits, tracks activity, and enforces automatic lockouts to prevent over-betting.

    TypeScript

  2. Like-Mind-Int/LIKE-BE Like-Mind-Int/LIKE-BE Public

    A tiered referral subscription platform with Gold, Silver, and Platinum levels. Users earn 85% commissions from invitations with instant withdrawals via Flutterwave and Paystack integration.

    JavaScript

  3. Post-scheduler Post-scheduler Public

    An automated social media scheduler that uses Gemini AI to generate platform-optimized captions and posts content to LinkedIn and Twitter at scheduled intervals, eliminating manual posting and cont…

    TypeScript 1

  4. Hm-system/backend-hospital Hm-system/backend-hospital Public

    A microservices-based hospital management backend built with NestJS. Handles patient records, appointments, staff coordination, inventory, and billing with Firebase authentication, MongoDB storage,…

    TypeScript

  5. Veenote Veenote Public

    A real-time voice-to-text note-taking web app powered by AWS Transcribe. Stream audio via WebSocket for instant AI transcription, eliminating manual typing for efficient note capture and storage.

    TypeScript

  6. doordash-GPT doordash-GPT Public template

    An AI-powered DoorDash support assistant using RAG architecture with LangGraph and LlamaIndex. Retrieves accurate answers from indexed documentation via vector search, ensuring source-backed respon…

    Jupyter Notebook