Saumya Tiwari

Senior Fullstack Engineer

Senior Fullstack Engineer with 7+ years building scalable, high-performance web applications serving millions of users. Led critical infrastructure migrations and platform redesigns at VdoCipher ($2.5M revenue, 10,000+ customers). Expert in React, Node.js, TypeScript, and cloud platforms with proven impact on business metrics.

Open to Work
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What I Bring

• I take responsibility - own projects from conception to production deployment

• I come with experience building at scale - systems serving millions of users, processing 100TB+ data monthly

• I take data-backed decisions - track metrics, analyze impact, make informed choices that improve KPIs

My Journey

From intern to senior engineer, building products that matter

Started with curiosity

2018 • Samsung R&D Intern

Began my journey automating tests and learning how large-scale software is built. This sparked my passion for building robust, scalable systems.

Found my calling in frontend

2019-2022 • Frontend Engineer at VdoCipher

Joined a fast-growing startup and owned the entire frontend. Single-handedly migrated the website to Gatsby, improving SEO by 25%. Built features used by 1,500+ platforms worldwide.

Evolved into fullstack leadership

2022-Present • Senior Fullstack Engineer at VdoCipher

Now I architect entire systems - from distributed search handling millions of queries to cloud migrations processing 100TB+ monthly. Lead teams, mentor engineers, and drive technical decisions that impact 10,000+ customers.

My Most Impactful Contributions

Projects that delivered real business impact

Note: These features are part of VdoCipher's paid platform and not publicly accessible

VdoCipher Dashboard Revamp
Modernized dashboard for 10K+ users. Led migration from Webpack to Vite (90% faster builds), implemented Atomic Design, Material-UI upgrade, and gradual TypeScript adoption.
React
TypeScript
Vite
Material-UI
Atomic Design
Impact: 15-20% increase in signups, 90% faster build times
Scale: 10,000+ active users
Distributed Search Architecture
Architected secure search system using OpenSearch with real-time PostgreSQL sync via AWS DMS. Implemented 3 search modes (prefix/exact/full-text) preventing injection attacks.
OpenSearch
PostgreSQL
Node.js
AWS DMS
Sequelize
Impact: 85% search latency reduction (2-3s → 200ms), 40% DB CPU reduction
Scale: Millions of daily searches
AWS to GCP Migration
Partnered in migrating video encoding infrastructure processing 100TB+ monthly. Implemented GCS upload functionality, explored Terraform automation, conducted BigQuery POCs.
AWS
GCP
Terraform
Docker
BigQuery
Impact: 20% cost reduction, 4x performance improvement
Scale: 100TB+ monthly processing
Core Web Vitals Optimization
Led website migration from React SSR to Gatsby, optimized performance metrics, improved FCP and page load times.
Gatsby
React
Performance
SEO
Core Web Vitals
Impact: 25% SEO growth, 40% improvement in Web Vitals
Scale: 500K+ monthly visitors

Latest Blog Posts

Real engineering stories and lessons learned from building at scale

Aug 5, 2025 • 8 min read
Atomic Design in Practice: Scaling a Component Library to 300+ Components
Everyone loves Atomic Design in theory. In practice? It's messy. Here's how we scaled to 300+ React components using Atomic Design principles, and why we had to break some rules along the way.
design-systems
react
components
Jul 30, 2025 • 7 min read
Feature Flags at Scale: How We Ship Code Without Breaking Production
We deploy 20 times a day to production. Our secret? Feature flags that let us ship incomplete features, test in production, and roll back instantly. Here's how we built a system that actually works.
feature-flags
deployment
devops
Jul 16, 2025 • 8 min read
Managing State in React: Life After Redux (and Why We Avoid Context Too)
After years of Redux boilerplate and Context re-render nightmares, we found a better way. Here's how we manage state in a 300+ component app using Zustand, nuqs, and good old local state.
react
state-management
zustand
View All Posts

Technical Expertise

Deep expertise across the fullstack with a focus on scalability and performance

Languages & Core

JavaScript (8 years)
TypeScript (8 years)
C++
HTML/CSS
SQL

Frontend

React
Next.js
Gatsby
Redux
Material-UI
Vite
Webpack
Tailwind CSS

Backend & Database

Node.js
Express
REST APIs
GraphQL
PostgreSQL
MongoDB
Sequelize
OpenSearch

Cloud & DevOps

AWS (S3, Lambda, Kinesis)
Google Cloud Platform
Docker
Terraform
GitHub Actions
SonarQube
Server-Sent Events

Let's Connect

I'm always interested in discussing new opportunities, innovative projects, or just connecting with fellow developers.

Get in TouchSchedule a Call