Hi, I’m Nikhil Chowdhury. I’m an Engineering Lead with 5+ years of experience architecting distributed FinTech and trading platforms. I’ve delivered multi-tenant SaaS on Polygon L2, slashing p95 latency by up to 50% and reducing infrastructure costs by 20%. I enjoy building scalable systems that handle high-frequency transactions while ensuring security and compliance. I lead cross-functional teams of 10+ engineers to ship event-driven microservices, proprietary matching engines, and payments systems processing millions daily with 99.9% uptime. I’m passionate about blending product thinking with robust engineering practices—from RBAC and audit trails to AML integrations and AI-native workflows that boost throughput and developer productivity.

Nikhil Chowdhury

Hi, I’m Nikhil Chowdhury. I’m an Engineering Lead with 5+ years of experience architecting distributed FinTech and trading platforms. I’ve delivered multi-tenant SaaS on Polygon L2, slashing p95 latency by up to 50% and reducing infrastructure costs by 20%. I enjoy building scalable systems that handle high-frequency transactions while ensuring security and compliance. I lead cross-functional teams of 10+ engineers to ship event-driven microservices, proprietary matching engines, and payments systems processing millions daily with 99.9% uptime. I’m passionate about blending product thinking with robust engineering practices—from RBAC and audit trails to AML integrations and AI-native workflows that boost throughput and developer productivity.

Available to hire

Hi, I’m Nikhil Chowdhury. I’m an Engineering Lead with 5+ years of experience architecting distributed FinTech and trading platforms. I’ve delivered multi-tenant SaaS on Polygon L2, slashing p95 latency by up to 50% and reducing infrastructure costs by 20%. I enjoy building scalable systems that handle high-frequency transactions while ensuring security and compliance.

I lead cross-functional teams of 10+ engineers to ship event-driven microservices, proprietary matching engines, and payments systems processing millions daily with 99.9% uptime. I’m passionate about blending product thinking with robust engineering practices—from RBAC and audit trails to AML integrations and AI-native workflows that boost throughput and developer productivity.

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Experience Level

Expert
Expert
Expert
Intermediate
Intermediate

Work Experience

Engineering Lead at Compliance Innovation
January 1, 2025 - Present
Architected backend for Liquidity.io (Polygon trading platform); deployed event-driven microservices and WebSocket infrastructure for high-frequency trades, reducing p95 latency 25-50% and improving page responsiveness 20%. Designed multi-tenant white-label SaaS serving four enterprise clients with complete tenant isolation and branded UX using Node.js, Nest.js, Prisma, Postgres, GCP, Kubernetes. Optimized GCP spend ~20% through caching, indexing, autoscaling, log-tuning while implementing RBAC, audit trails, AML integrations to strengthen security and compliance posture. Engineered provider-agnostic payment reconciliation with idempotent webhooks and automated retries, reducing support queries ~45% and improving ledger accuracy to 99.95%. Developed omnibus-wallet architecture for crypto deposits/withdrawals with segregated custody, driving 15% usage increase and 10% revenue growth in the first quarter. Drove ~30% engineering throughput via AI-native workflows (Cursor rules, Figma MCP,
Senior Software Engineer at Compliance Innovation
April 1, 2023 - December 1, 2024
Led cross-functional team of 10 engineers across trading, cap-table, onboarding domains; defined scalable design patterns, drove code quality through PR reviews, delivered 95% sprint commitments on-time. Engineered proprietary Best-Offer Matching Engine with sub-100ms latency in distributed environment, saving $50K annually by eliminating third-party dependencies. Built payment infrastructure improving throughput 10%, reducing errors 15% via retry mechanisms and circuit breakers using TypeScript, Nest.js, Redis, Postgres on GCP/Kubernetes.
Backend Engineer at Classplus
March 1, 2022 - March 1, 2023
Spearheaded Telegram API integration with Node.js for automated verification and real-time notifications; launched multi-channel platform (SMS, Email, WhatsApp) with campaign orchestration and TypeScript/Node analytics dashboard, driving 45% engagement lift and 80% acquisition growth. Conceptualized and released MeetPro (0-to-1 product) enabling monetized scheduling with integrated payments, generating 15% revenue uplift within 3 months.
Frontend Developer / React Developer at Beachbody
May 1, 2021 - March 31, 2022
Created reusable component library (40+ components) and integrated Contentful CMS, reducing content ops 20% and enabling non-technical teams to manage product pages. Spearheaded migration to React/TypeScript with lazy loading and code splitting, cutting page load 35% and achieving 90+ Lighthouse scores across pages.
Node.js Developer at Saarthi
October 1, 2020 - May 1, 2021
Introduced gamification features (real-time leaderboards, viral referrals with reward mechanics), increasing retention 25% and creator onboarding 50%. Implemented Redis caching and query/index optimization, reducing P99 latency 60% at peak; hardened rollouts with feature flags and blue/green deployments.

Education

Full Stack Development Certification (MERN Stack) at AttainU
August 1, 2019 - August 1, 2020

Qualifications

Full Stack Development Certification (MERN Stack)
August 1, 2019 - August 1, 2020

Industry Experience

Software & Internet, Financial Services