---
title: "Sabyasachi Ruj - Director Of Engineering in Bengaluru, Karnataka | Tal"
description: "Meet Sabyasachi Ruj, Curious Builder | Ex Flipkart, Newton Mail, Webyog based in Bengaluru, Karnataka."
image: "https://tal.club/meet/sabyasachi-1/share-image"
---

# Sabyasachi Ruj on Tal

## Headline

Curious Builder \| Ex Flipkart, Newton Mail, Webyog

## About

I am a seasoned engineering leader and architect with a proven track record of building scalable distributed systems and high\-performing teams\. From serving as the founding architect of Newton Mail, where I scaled backend infrastructure to support hundreds of millions of daily requests, to leading large engineering organizations at Flipkart, I blend deep technical expertise with strategic product vision\. My expertise spans cloud\-native architecture, real\-time sync engines, and AI\-driven workflows\. I am passionate about driving engineering culture and operational excellence while remaining hands\-on with code, and I am currently seeking Principal or leadership roles where I can leverage distributed systems and AI to solve complex, high\-impact challenges\.

## Location

Bengaluru, Karnataka

## Work experience

Director Of Engineering at Studio Management LLC, Jul 2022 \- Jan 2026 · 3 yrs 7 mos, Remote, Studio Management \(creators of Sentieo, Thistle\) is a New York–based venture studio that incubates AI\-driven products and was rebranded as Lotus Technology Management\. \- Architected and developed a CRDT\-based real\-time sync engine powering a local\-first, offline\-capable knowledge management tool — built in Python, Django, and PostgreSQL\. \- Architected and built the CI/CD pipeline on Terraform, AWS CodeBuild, CodePipeline, GitHub Actions, and Kubernetes, enabling fast and reliable releases\. \- Incorporated AI coding agent–based workflows across the team to ship faster and with higher quality\. One of the earliest hires\. Built and led a team of 7\+; owned the full product lifecycle\. Translated product vision into system architecture\. \- Established engineering culture, code\-review practices, and architectural decision processes for the team\.

Freelance Software Engineer at Freelance, Jan 2021 \- Jul 2022 · 1 yr 7 mos, Remote, \- Research consultant with IIIT Bangalore on a project under Prof\. Subir Kumar Roy and Prof\. Sujit Kumar Chakrabarti\. \- Built and launched LearnerStash — a community\-curated platform to share, discover, and discuss the best courses, books, podcasts, and learning materials\.

Full\-time parenting at Career Break, Aug 2020 \- Jan 2021 · 6 mos

Senior Engineering Manager at Flipkart, Oct 2019 \- Jul 2020 · 10 mos, Greater Bengaluru Area, Led two teams totaling 25\+ engineers within Search Engineering: a\) Serving, Data & Knowledge Platform — owned the index, data pipelines, and APIs powering Flipkart’s search and browse pages\. b\) Search Health — built tools and ML models for measuring search\-result quality and identifying improvement areas\. Led the engineering effort for Flipkart Hyperlocal Marketplace, enabling on\-demand delivery from local stores\. Now called Flipkart Minutes\.

Principal Technical Architect at CloudMagic \(Newton Mail\), Jan 2011 \- Aug 2019 · 8 yrs 8 mos, Bangalore, \(Acquired by Essential Products, Inc\. in Dec 2018\.\) \- Founding Backend Engineer / Chief Architect of, Newton Mail— an email and calendaring service used by millions\. Designed and architected the entire backend on AWS using C/C\+\+, Python, JavaScript, and Node\.js\. \- Built and led a 30\+ engineer team; responsible for hiring, mentoring, onboarding, appraisals, and performance feedback\. \- Scaled the platform to hundreds of millions of requests per day while keeping infrastructure costs in check through sound cloud\-engineering practices\. \- Designed and architected an AI/ML supervised\-learning module \(Scikit\-learn/Python\) that categorized emails as important, promotional, or informational — branded as Tidy Inbox\. \- Designed an NLP\-based feature — branded as Recap — that surfaced emails needing the user’s attention at the moment\. \- Architected and shipped Read Receipts for email — WhatsApp\-style read confirmations on sent messages\. \- Architected the observability platform for Newton Mail using Graphite/StatsD, Elasticsearch, Logstash, and Kibana\. \- Architected an auto\-scaling system that adjusted infrastructure dynamically with traffic\. \- Partnered directly with product to translate vision into architecture and shipping plans\.

## Education

Bachelor of Engineering \(B\.E\.\), Computer science and engineering, University Institute of Technology, The University of Burdwan

[View the original profile](https://tal.club/meet/sabyasachi-1)

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