Prazwal Pandey

Python Developer | Data Engineer

Data Engineer focused on building reliable large-scale data pipelines and real-time ingestion systems. I work with distributed architectures, OLAP infrastructure, and backend tooling to turn raw data into production-grade systems.

About

I'm a Python developer and data engineer focused on building scalable data systems, ingestion pipelines, and distributed architectures. My work involves real-time blockchain data ingestion, OLAP data infrastructure, and building robust backend tooling. I care deeply about system reliability, clean code, and making data accessible at scale.

Tech Stack & Tools

Languages

PythonGo

Infrastructure & Tools

DockerSpark (PySpark)

Data Engineering

OLAP SystemsOLTP SystemsLakehouse ArchitecturesPipeline OrchestrationStreaming Data Ingestion

Data Platforms

IcebergTrinoCloudflare R2Polaris Catalog

Experience

Kavaya.ai

May 2025 — Present

Data Engineer

Solana Data Ingestion Pipeline

  • Built real-time blockchain ingestion pipelines using Go (RPC and gRPC).
  • Used Bento for stateless transformation and WarpStream for streaming.
  • Achieved robust fault-tolerant architecture with ~1.4 second average ingestion delay.

Newsletter Scraping System

  • Built large-scale scraping pipelines using Python and Playwright.

Backtest Engine CLI

  • Developed a command-line tool for a backtesting platform using Go and Cobra.

Vendor Based Base (Ethereum L2) Data Ingestion

  • Built ingestion pipelines using Goldsky APIs.

Lakehouse Infrastructure

  • Implemented Iceberg-based lakehouse architecture.
  • Polaris as catalog, Cloudflare R2 for S3 compatible storage.
  • Trino as distributed query engine.

Spark System

  • Experience building data processing systems using PySpark.

Education

Bachelor of Computer Engineering

Pulchowk Campus

Institute of Engineering, Nepal

Licensed Computer Engineer

Nepal Engineering Council

General Category

Get in Touch

I'm always open to discussing data engineering, distributed systems, or interesting projects. Feel free to reach out.

prazwalstark@gmail.com