Hi, I'm Jagdish Parihar — a backend engineer from India passionate about distributed systems, query engines, and open source.
I build real-time systems using Rust, Go, and Node.js, and love contributing to projects that improve data infrastructure.

• Languages: Rust, GoLang, JavaScript (Node.js), TypeScript
• Frameworks: Actix, NestJS, Express, React
• Databases & Infra: PostgreSQL, MongoDB, Redis, Kafka, Apache Arrow
• Tools: Docker, GitHub Actions, WebSockets, OpenTelemetry

• Apache DataFusion – Contributions around:
  • Custom aggregate functions
  • Optimizer rule improvements
  • SQL planner and execution engine internals
• Committed to building faster, more extensible, and correct data systems

• Database internals & query optimization
• Real-time analytics pipelines
• Observability & scalable backend infra

• 🌐 Portfolio
• 💼 LinkedIn
• ✖️ X (formerly Twitter)

If you're building something meaningful or need help with data infra or OSS systems — feel free to reach out!