---
title: "Soumava Biswas - Senior Software Engineer in Kolkata | Tal"
description: "Meet Soumava Biswas, SSE @ Real | Ex - D. E. Shaw | Software Engineer | Problem Solver | Leetcode 500+ | DSA Enthusiast | Passionate Learner based in Kolkata. AI stack includes claude, gemini, and langchain. Explore public work links including leetcode."
image: "https://tal.club/meet/soumava-biswas/share-image"
---

# Soumava Biswas on Tal

## Headline

SSE @ Real \| Ex \- D\. E\. Shaw \| Software Engineer \| Problem Solver \| Leetcode 500\+ \| DSA Enthusiast \| Passionate Learner

## About

Senior Software Engineer at Real, building scalable backend platforms and distributed systems\. Over the last 6\+ years, I have designed and scaled revenue\-critical platforms across real estate, hospitality, finance, and IoT domains\. My experience spans multi\-tenant SaaS architecture, event\-driven systems, real\-time data processing, platform modernization, and performance optimization\. Prior to Real, I led backend initiatives at Treebo Hospitality Ventures, where I transformed a legacy Property Management System into a multi\-tenant SaaS platform and improved pricing service latency by 68%\. Earlier, at Exalens, I architected real\-time streaming systems processing thousands of concurrent device events, and at D\. E\. Shaw, I contributed to production\-grade backend and observability platforms in a high\-reliability engineering environment\. My core expertise includes Distributed Systems, Backend Architecture, FastAPI, Python, PostgreSQL, Kafka, RabbitMQ, Redis, Docker, Kubernetes, and Cloud\-Native Engineering\. Passionate about solving complex scalability challenges, building resilient systems, and turning ambitious product ideas into reliable platforms used at scale\.

## Location

Kolkata

## AI stack

claude

gemini

langchain

langfuse

langgraph

## Work experience

Senior Software Engineer at Real, Mar 2026 \- Present · 8 mos, Mumbai, • Developed agentic AI pipelines to process and normalize over 500K unstructured records into production\-ready datasets\. • Created LLM\-powered systems for information extraction, transforming unstructured text into structured metadata\. • Designed RAG\-powered semantic search systems, enhancing natural\-language discovery across large datasets\. • Built AI recommendation engines for over 1M users monthly, optimizing engagement through personalized workflows\.

Senior Software Engineer at Treebo Hospitality Ventures, May 2025 \- Feb 2026 · 10 mos, • Led the transformation of Treebo's property management system into a multi\-tenant SaaS platform with tenant isolation, brand\-governed configurations, and automated onboarding\. • Architected a financial transaction platform and a RabbitMQ\-based distributed processing framework using the Transactional Outbox Pattern\. • Re\-architected Treebo's customer\-facing pricing platform into event\-driven workflows, reducing p99 API latency by 68%\. • Established schema\-first API governance with Pydantic and OpenAPI while increasing automated test coverage to 89%\. • Mentored engineers, led design reviews, and drove modernization across finance, reservation, inventory, and pricing domains\.

Senior Software Developer at Exalens, Jun 2023 \- May 2025 · 2 yrs, Eindhoven, • Led the design and development of advanced data monitoring systems at Exalens, enhancing operational efficiency and cybersecurity\. • Architected scalable components supporting over 10K concurrent streams across various protocols, including MTConnect and MQTT\. • Developed high\-performance REST APIs with FastAPI and MongoDB, ensuring robust data flows and security\. • Mentored junior engineers on best practices in scalable design and clean architecture\.

Tech Associate at D\. E\. Shaw India Private Limited, Jun 2021 \- Jun 2023 · 2 yrs 1 mo, Hyderabad, • Engineered scalable backend systems and observability solutions using Python at D\. E\. Shaw, enhancing performance and automation\. • Designed modular backend services and RESTful APIs to streamline internal workflows and data pipelines\. • Developed a monitoring platform that reduced incident response time by 50%, improving system resilience\.

## Education

Master's degree, Computer Science, St\. Xavier's College \(Autonomous\), Kolkata

Bachelor's degree, Computer Science, University of Calcutta

## Public links

- leetcode: https://leetcode\.com/soumavaB

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

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