Utsab Chowdhury is a Senior Software Developer with 9 years' experience designing high-performance, cloud-native backend systems and event-driven architectures. He specializes in Go, Node.js, TypeScript, and React, and has a strong track record building secure OAuth integrations, streaming/data transformation pipelines, and microservices deployed on AWS/GCP with Kubernetes. At RudderStack he optimized integration performance by ~20%, architected a plugin framework for no-code integrations, and improved observability with Prometheus/Grafana dashboards. He contributed to the open-source rudder-server by adding a robust Google Sheets destination—handling OAuth refresh, batching, and schema-less transformations—reflecting an attention to security and production resilience. Now based in Kolkata and currently at One2N, he blends practical engineering rigor with a habit of refactoring legacy systems into type-safe, performant platforms. Colleagues describe him as a pragmatic systems thinker who surfaces subtle bottlenecks and turns them into measurable improvements.
9 years of coding experience
6 years of employment as a software developer
Bachelor of Technology Electronics and Instrumentation Technology, Bachelor of Technology Electronics and Instrumentation Technology at Maulana Abul Kalam Azad University of Technology, West Bengal formerly WBUT
Privacy and Security focused Segment-alternative, in Golang and React
Role in this project:
Back-end Developer
Contributions:145 reviews, 36 commits, 37 PRs in 1 year 7 months
Contributions summary:Utsab implemented and added Google Sheets destination functionality to the rudder-server project. This involved initializing the Google Sheets destination, adding schema functions, and handling potential OAuth token refresh issues. They refactored code, enhanced error handling, and removed schema dependencies from the server to improve system robustness. The changes included adding code for transforming data for Google Sheets and incorporating batching support.
Open-source, warehouse-first Customer Data Pipeline and Segment-alternative. Collects and routes clickstream data and builds your customer data lake on your data warehouse.
Contributions:2686 reviews, 362 commits, 433 PRs in 2 years 1 month
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Utsab Chowdhury - Senior Software Developer at One2N