Portfolio

Case study: AI Pipeline & LLMOps

Industry: Artificial Intelligence / B2B Content Platforms
Built for AI Research teams to scale LLM inference and manage vector database performance without manual infrastructure management.

Problem

  • Inference Latency: High-volume API requests to LLMs were resulting in 10-second wait times for users.
  • Vector DB Bottlenecks: Poorly optimized indexing in Pinecone was causing inaccurate "hallucinations" in RAG (Retrieval-Augmented Generation) results.
  • Deployment Friction: Data scientists had no automated way to push new model versions or prompts to production safely.
  • GPU Cost Inefficiency: GPU clusters were remaining active even when inference demand was low, wasting thousands of dollars daily.

Solution

  • LLMOps Pipeline: Built an automated CI/CD pipeline for Python-based LangChain applications to ensure rapid, tested deployments.
  • Semantic Cache Implementation: Developed a Redis-based caching layer to serve common AI queries instantly, reducing LLM API costs.
  • Vector Index Optimization: Automated the re-indexing and metadata filtering of vector databases to ensure high-precision retrieval.
  • Serverless Inference: Implemented auto-scaling GPU clusters that spin down to zero during idle periods using Kubernetes Event-Driven Autoscaling (KEDA).

Tech Stack

  • AI Framework: LangChain & Python.
  • Intelligence: Google Gemini / OpenAI (Model Integration).
  • Database: Pinecone (Vector DB) & Redis (Caching).
  • DevOps: GitHub Actions & Kubernetes (KEDA).

Results

  • Latency Reduction: Improved user response times by 65% (from 10 seconds to ~3 seconds).
  • Cost Savings: Cut AI API and GPU compute costs by 40% via semantic caching and auto-scaling.
  • Accuracy Boost: Increased RAG retrieval accuracy by 25% through optimized vector indexing.
  • Dev Velocity: Allowed the AI team to deploy and test new prompt strategies 5x faster than before.
DevOps & SRE