Open to opportunitiesFull Stack EngineerBased in Mumbai, India2.5+ years shipping production systemsReact · Next.js · Node.js · AWSOpen to opportunitiesFull Stack EngineerBased in Mumbai, India2.5+ years shipping production systemsReact · Next.js · Node.js · AWS
Open to Opportunities
Mumbai, India

hello, I'm

Saurabh
Jaykar

Full Stack Engineer

I design and ship products end-to-end — from system design and clean backend architecture to fast, polished frontends. Currently building high-scale consumer platforms at Vedic Rishi Astro.

2.5+

Years Experience

10K+

Daily Active Users

1,000+

CRM Agents Served

NPM

Package Author

Saurabh Jaykar

that's me — building things ✦

where I've worked

Work Experience

2.5+ years shipping production systems at growth-stage companies — expand each role for details.

Building and maintaining high-performance systems and user-facing applications using Next.js, Node.js, and Cloud services.

What I Did

  • Improved marketing segmentation and tracking, increasing campaign open rates by 28%
  • Built a backend system to send WhatsApp payment reminders for failed orders using Node.js, DynamoDB, and PostgreSQL with automated cron jobs
  • Built and maintained a shared backend for multiple apps covering login, payments, admin, and analytics
  • Set up user communication channels via AWS SES (Email), AWS SNS (SMS), and FCM (Push Notifications)

Tech Stack

Next.jsNode.jsDynamoDBPostgreSQLAWS SESAWS SNSFCM

what I've been building

Featured Work

Full-stack applications, scalable tools, and open-source contributions.

01
Vedic Rishi Astro

UpAstro WebApp

Daily Active Users: 1,000+

A Western Astrology platform built with Next.js and Tailwind CSS, deployed on Cloudflare Pages. Features Stripe & PayPal integrations, AI-powered reports, and interactive charts using ApexCharts and Leaflet.

Next.jsTailwind CSSCloudflare PagesPostgreSQLDynamoDBZustand
02
Vedic Rishi Astro

Campaign Marketing Automation

Increased Open Rates by 28%

A marketing tool for WhatsApp, Email, and Push campaigns. Implemented flow-based logic for auto-generating user targeting JSON and used Amazon SES for high-volume delivery.

Node.jsExpressAmazon SESRedisBatch Processing
03
Vedic Rishi Astro

Multi-Product Admin Platform

Internal Tool

A scalable Node.js + Express backend with a Next.js admin panel. Managed authentication, roles, payments, and analytics for multiple products with Redis caching optimization.

Next.jsNode.jsExpressRedisPostgreSQL
04
AffWorld Technologies

Propfusion CRM

1,000+ Agents Active

An AI-powered real estate CRM integrated with Gemini API for lead follow-ups and property descriptions. Built for 20+ Dubai firms to manage property listings and team collaboration.

React.jsNode.jsGemini APIREST APIsMongoDB
05
Personal Project

QuickLinks

Link Analytics Built-in

A full-stack URL shortener with a TypeScript Express + MongoDB backend and a React (Vite) client. Features JWT-based authentication, a user dashboard for managing short links, and per-link click tracking with analytics.

ReactViteNode.jsExpressTypeScriptMongoDBJWT
06
Personal Project

Task Buddy

Secure Task Management

Secure MERN-based task management system with JWT authentication. Features CRUD, smart filters, and real-time updates with a modern UI built using React 19.

MERNJWTReact 19Tailwind CSSVite
07
Personal Project

toast-ninja

Published on NPM

A lightweight, customizable React notification library built with TypeScript. Zero dependencies and designed for high performance and easy styling.

ReactTypeScriptNPMVercel
08
Personal Project

GuideDocs

Used by 100s of Students

Documentation platform built with Astro Starlight, covering 12 technology categories from HTML to DevOps. Actively used by students for learning.

AstroStarlightTypeScriptTailwind CSS

my toolbox

Skills & Tools

The stack I use to design, build, and ship production systems.

Frontend

client-side

React.js
React.js
Next.js
Next.js
JavaScript
JavaScript
TypeScript
TypeScript
HTML5
HTML5
CSS3
Tailwind CSS
Tailwind CSS
Material UI
Material UI

Backend

server-side

Node.js
Node.js
Express.js
Express.js
Fastify
Fastify
REST APIs
GraphQL
GraphQL
WebSocket
Socket.io
Socket.io
System Design
Microservices

Databases

storage

MySQL
MySQL
PostgreSQL
PostgreSQL
MongoDB
MongoDB
DynamoDB
DynamoDB

Tools & Secondary

infrastructure

Git
Git
GitHub
GitHub
Redis
Redis
Docker
Docker
AWS
Cloudflare
Cloudflare
SwiftUI
SwiftUI
React Native
React Native
AI
Cursor
Antigravity

numbers that matter

Key Milestones

Quantifiable impact across performance, user growth, and business automation.

10K+

Daily Active Users

Serving thousands of users daily across production platforms

+28%

Email Open Rate

Improved campaign performance through smarter segmentation and A/B testing

50K+

Leads Managed

Propfusion CRM processing high-volume lead data for 20+ firms

90+

Lighthouse Score

Consistent performance optimization across all projects

3x

Faster Processing

Optimized the lead processing pipeline at AffWorld

60%

Less Manual Work

Automation and reporting that eliminated repetitive tasks

the formal bits

Education & Certs

Formal education and continuous professional development.

Education

Bachelor of Commerce

Pune, MaharashtraAug 2019 – March 2022

Highest Qualification focused on business management and commerce.

say hello

Let's Connect

Hiring for a full-stack role, or have a product to build? I usually reply within a day.

Direct
Line

no forms fear — email works too

Open to opportunitiesMumbai, India