PDF Platform
A modern suite of PDF tools focused on speed, privacy and usability. Built to explore large-scale document processing and conversion workflows.
Senior Full-Stack Engineer
Milind Sonawane.
Engineering products that scale, perform, and deliver measurable business impact.
Senior Full-Stack Engineer with 7+ years building high-scale platforms at HDFC Sky, Angel One, Kapiva, and Atomberg. I specialize in Next.js, React, Node.js, and performance optimization — currently tech-leading HDFC Sky's pre-login platform serving millions of users.
Open to select opportunities
7+Years Experience
90+PageSpeed Achieved
3Industries Shipped
40+Major Features Shipped
Selected work
A selection of projects where I helped businesses solve technical challenges, improve performance, and deliver better user experiences.
HDFC Sky
HDFC Securities · Tech Lead
Next.jsNode.jsDockerRedis
Leading engineering initiatives for a high-scale FinTech platform serving millions of users, coordinating cross-functional teams and technical execution.
View project →Angel One
Angel One (formerly Angel Broking) · Full-Stack Developer
WordPressElasticsearchAMPPHP
Developed and optimized a high-traffic enterprise platform serving millions of users with Elasticsearch, AMP, and performance optimizations over a six-year engagement.
View project →Atomberg 2.0
Atomberg Technologies · Full-Stack Developer
WordPressVue.jsPHPGravity Forms
Revamped the e-commerce platform with custom WordPress development and Vue.js frontend, significantly improving performance and user experience.
View project →Career journey
A snapshot of the companies, products, and teams I've worked with over the last eight years.
HDFC Sky (HDFC Securities)
Tech Lead
Leading architecture, backend, frontend, and platform engineering — mentoring developers and helping scale one of India's fastest-growing trading platforms.
Next.jsNode.jsDockerRedis
Angel One
Full-Stack Developer
Delivered performance optimizations, search improvements and platform enhancements across high-traffic digital properties.
WordPressElasticsearchAMP
Kapiva
Full-Stack Developer
Developed backend integrations and Node-RED automation workflows supporting the custom checkout and e-commerce platform.
Node-REDWordPressWooCommerceBigCommerce
Atomberg Technologies
Full-Stack Developer
Modernized digital experiences through custom WordPress development, performance optimization and lead generation systems.
WordPressVue.jsCritical CSS
What I build with
These are the tools I'd reach for on a new project today — and what I've shipped with in the past.
01
Front-facing
in production
React
TypeScript
Next.js
JavaScript
HTML5
SCSSin the toolkit
Vue.js
Nuxt 3Vue 3Pinia
Vite
AMP02
Under the hood
in production
Node.js
PHPREST APIs
MySQL
Redisin the toolkit
Docker
Elasticsearch
Express
Firebase
CloudflareNitroAxios
Node-RED03
Toolbelt
in production
Git
WordPress
GitHub Actionsin the toolkit
AWS
Linux
KubernetesNginx
WooCommerce
BigCommerce
ACF
Webpack
GulpComposerRazorpayFacebook PixelGoogle Sheets APICritical CSSWriting & insights
Thoughts on engineering, architecture, performance, and building products.
Engineering
Absurd But Effective Techniques
Unconventional programming techniques that defy best practices yet somehow work reliably in production.
Engineering
Absurd But Real Concepts
Programming concepts that sound ridiculous but are actual, well-documented phenomena in software engineering.
Architecture
Data is the New Oil, But Are We Refining It Right?
Exploring how organizations collect vast amounts of data but often fail to extract meaningful value from it.
Labs & experiments
Projects, experiments, and contributions that help me explore new technologies and ideas.
AI Workflow Experiments
A collection of experiments around AI agents, automation workflows and productivity systems designed to reduce repetitive engineering tasks.
Performance Toolkit
A set of utilities and internal tools used to audit websites, identify bottlenecks and improve Core Web Vitals across production applications.
What people say
Feedback from clients, colleagues, and teams I've worked with.
Available for new opportunities
I'm currently open to selected freelance projects, consulting engagements, and senior engineering opportunities.
I typically work with teams that care deeply about performance, product quality, and long-term maintainability.
FreelanceConsultingContractFull Time
Have a challenge worth solving?
I help companies ship products that scale and perform. Available for full-time, contract, or just a candid conversation about what you're working on.