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ExperienceOnsiteEvent-drivenRedisOCR

Software Engineer at Longway India

Mar 2025 – Nov 2025 · Delhi, India

portfolio.dev › experience › longway-india

Built OneScan — an event-driven capture system that replaced manual data entry and scaled ingestion across multiple external platforms.

Role overview

Backend engineer focused on high-throughput data ingestion, schema validation, and resilient write paths for a multi-platform capture system.

Key contributions

  • Built OneScan, an event-driven capture system integrating 3 external platforms, replacing manual data entry and cutting ingestion lag from hours to under a second.
  • Designed a Redis-primary / Firestore-fallback write path handling ~40 concurrent writes/sec with no data loss during partial outages.
  • Built a 112-rule schema-validation engine for ingestion and contributed to an AI-assisted OCR pipeline that scaled throughput without added headcount.

Technologies used

Python, Redis, Firestore, event-driven architecture, schema validation engine, AI-assisted OCR pipelines.