Muhammad Danish K.

15+ years architecting cloud-native, AI-powered platforms — $300K+ delivered across 33 engagements and 10,900+ hours on Upwork, with a 100% Job Success Score. Recent work: a 100+ module enterprise ERP (Vue 3, PHP, Elixir) with telephony and payments, a document-intelligence platform with pixel-perfect PDF parsing and pgvector RAG, production LLM and agentic AI products, computer vision/OCR pipelines, and a distributed security-scanning platform integrating 18+ scan types across vulnerability assessment and OSINT. 💻 FRONTEND Next.js 15, React.js, Vue 3, React Native, TypeScript, Tailwind CSS, Material UI, ShadcnUI, ChakraUI, Zustand, React Query, Zod, Tanstack Table ⚡ BACKEND & APIS Node.js, NestJS, Express.js, Python, FastAPI, PHP (Laravel), Elixir, Hono, tRPC, oRPC 🗄️ DATABASES PostgreSQL (+pgvector), MySQL, MariaDB, MSSQL, MongoDB, Neo4j, DynamoDB, Aurora, Oracle, Elasticsearch, Redis; Prisma, Drizzle ORM ☁️ CLOUD & DEVOPS AWS (Lambda, ECS, EC2, S3, RDS/Aurora, DynamoDB, API Gateway, CloudFront, Cognito, Step Functions, SQS/SNS, CloudFormation, IAM), GCP, Azure, Docker, CI/CD, GitHub Actions, Vercel, Supabase 🏗️ ARCHITECTURE & INFRA Microservices, Serverless, CQRS, WebSockets, Background Jobs, Cron Jobs, Kafka, RabbitMQ, BullMQ, Multi-tenant SaaS 🤖 AI & AUTOMATION LLM integrations (OpenAI, Anthropic), RAG & document intelligence — PDF-to-database pipelines with pixel-perfect layout preservation, word-level querying, pgvector semantic retrieval, automated Q&A generation. Agentic & tool-calling workflows, computer vision & image recognition, OCR & document data extraction, text analysis/NLP, Remotion (video), Trigger.dev, Inngest 🔐 CYBERSECURITY & SECURITY AUTOMATION Distributed scan orchestration, vulnerability assessment (Nmap, Nuclei, OpenVAS, Hydra, testssl.sh), OSINT & recon (Shodan, IntelX, Dehashed), attack-surface management, subdomain takeover detection, automated security workflows 🔗 INTEGRATIONS & PAYMENTS Stripe, PayPal, Authorize.Net, CyberSource, Apple Pay, Google Pay, Paddle, Lemon Squeezy, PayloadCMS, Strapi, Shopify, WooCommerce 🌐 INDUSTRIES EdTech, FinTech & Loan/Credit Systems, Healthcare, eCommerce, Cybersecurity, Scheduling, Sports, Travel, News, Advertising I deliver scalable backends, real-time systems, AI-powered platforms, secure infrastructure, and maintainable full-stack solutions built for speed, reliability, and enterprise-grade performance. If you need a senior architect who understands cloud, AI, security, and automation, I'm ready to help you build something powerful and future-proof.