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ragug/README.md

Hi there! I'm Ragu πŸ‘‹

Website LinkedIn Medium

I am a Senior Python Developer specializing in building high-performance distributed systems, real-time event-driven architectures, and production-grade AI/DevOps automation. Currently, I serve as the Backend & Infrastructure Lead for mission-critical enterprise applications at SMTlabs (for Vodafone Idea).

Beyond enterprise backend architecture, I have a deep background in advanced web automation, reverse engineering web systems, and contributing to open-source software.


πŸš€ Technical Expertise

Category Technologies
Languages Python, Java, Rust, SQL, JavaScript, Node.js, C
Backend & Frameworks FastAPI, Flask, Django, Spring Boot, Microservices
Databases & Caching PostgreSQL (Materialized Views, PG NOTIFY), Redis (Pub/Sub), MinIO
AI & LLMs RAG, Vector Embeddings, OpenAI API, Ollama, n8n
DevOps & Cloud Docker (Swarm/Compose), GitLab CI/CD, Linux (RHEL), GCP, Airflow, Celery
Observability & Security ELK Stack (Elasticsearch, Logstash, Kibana), Grafana, LDAP, SAML
Web Automation Scrapy, Selenium, Puppeteer, Requests

πŸ“ˆ Production-Scale Impact & Highlights

  • AI-Powered DevOps: Engineered a self-hosted LLM Code Review system inside air-gapped GitLab CI/CD pipelines, slashing manual PR review times by 40%.
  • High-Performance APIs: Designed microservice architectures handling peak traffic of 195+ RPS with a 5ms P95 latency and an 98.5% cache hit ratio.
  • Real-Time Pipelines: Built an end-to-end live notification streaming pipeline using PostgreSQL Triggers, Redis Pub/Sub, and Server-Sent Events (SSE).
  • Data Throughput Optimization: Re-architected legacy scrapers to increase browser concurrency by 300%, significantly optimizing server resource utilization.

πŸ“ˆ GitHub Stats

πŸ“ˆ LeetCode

LeetCode Stats


🀝 Open Source Contributions

I love contributing back to the tools I use. Some of my recent contributions include:

  • curl_cffi: Enhanced the core Response class representation to natively display HTTP status codes, drastically improving debugging workflows for thousands of developers.
  • pyseto: Refactored security-registered claims helper methods to simplify token validation logic and eliminate code duplication.

πŸ“ Latest Writing & Thoughts

I regularly write about backend performance, database optimization, and web system workarounds. Read my technical deep dives on Medium.

πŸ“¬ Let's Connect!

Feel free to browse through my repositories, open an issue, or drop a line if you want to collaborate on high-scale systems or complex automation setups! πŸš€

Pinned Loading

  1. dsa-with-ragu dsa-with-ragu Public

    A LeetCode/HackerRank-style DSA practice platform that runs entirely in the browser. Solve topic-based problems in Python using Pyodide (WebAssembly), with a CodeMirror editor, Run/Submit tests, pe…

    TypeScript 4

  2. ragu-tools ragu-tools Public

    **Ragu Tools** is a fast, privacy-first suite of developer utilities designed to process text, dates, Base64 strings, and credentials entirely inside your browser. With zero server logging and offl…

    HTML 5