Whether you are a startup founder launching an AI-native SaaS product, a CTO scaling a high-concurrency PostgreSQL/Go/Python backend, or an enterprise team modernizing legacy workflows, you can hire Aldian Fazrihady as your Senior Freelance Programmer, Full Stack Developer, and AI Application Engineer via Upwork or direct contract.

End-to-End Engineering Matrix

  • AI & LLM Application Engineering: Google ADK, LangGraph, Model Context Protocol (MCP) Servers, OpenAI Responses/Realtime API, Anthropic Claude 3.7 Sonnet, Google Gemini 2.5 Pro, Hybrid `pgvector` / Qdrant / GraphRAG, Voice AI (Whisper, Deepgram, ElevenLabs, LiveKit), and DeepEval/Ragas CI evaluations.
  • Frontend, Mobile & Interactive UI: React 19, Next.js 15 (SSR/App Router), TypeScript, Tailwind CSS, shadcn/ui, TanStack Query/Table, React Flow, D3.js/Visx, Mapbox GL/Deck.gl, Offline-First PWAs, Chrome Extensions (MV3), and React Native / Expo.
  • Backend, Databases & Cloud Infrastructure: Python (Django, DRF, FastAPI, Celery, Polars), Golang (gRPC, Microservices, FinTech Ledgers), Node.js/Hono, PostgreSQL (`pgvector`, PostGIS, TimescaleDB), ClickHouse, Redis, Kafka/RabbitMQ, AWS, Google Cloud Run/GKE, and Terraform IaC.

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About the Author — Hire Freelance Programmer Aldian Fazrihady

Aldian Fazrihady is a Top-Rated Senior Freelance Programmer, Freelance Full Stack Developer, and AI Application Engineer with 15+ years of production software engineering experience and Google Cloud Professional Cloud Architect & Data Engineer certifications. He specializes in building custom LLM & autonomous AI agents, RAG pipelines, Next.js/React PWAs, Python (Django/FastAPI), Go microservices, and serverless cloud infrastructure on Google Cloud Run and AWS.

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