Vaibhav Mali profile photo

Hey, I'm Vaibhav Mali.👋

Maharashtra, India

Software Developer specialized in full-stack development.

Currently working at QuadB Technologies, building and maintaining frontend and full-stack features using React, Next.js, and TypeScript.

Let’s talk

TECH STACK

Here are the tools and technologies I work with.

ReactReact
Next.jsNext.js
TypeScriptTypeScript
Tailwind CSSTailwind
Node.jsNode.js
ExpressExpress.js
PostgreSQLPostgreSQL
MongoDBMongoDB
RedisRedis
DockerDocker
GitGit
ReduxRedux
FirebaseFirebase
ViteVite
HTML5HTML5
CSS3CSS3

WORK EXPERIENCE

Recent positions:

Software Developer

Nov 2024 - Present
QuadB Technologies
  • •Worked across frontend and backend on live applications including DFinance (Web3), Clans (mobile + backend), and BlockseBlock (LMS), contributing to feature development, integrations, and platform stability.
  • •Led frontend development for the Clans mobile app, building campaign flows, wallet onboarding, leaderboards, and profile screens in React Native + TypeScript, and resolved a critical Twitter/X OAuth issue by implementing server-side token refresh.
  • •Built and maintained React and React Native (Expo) interfaces using Redux Toolkit, focusing on reliable async flows, loading/error states, and clean UX.
  • •Improved backend performance by adding Redis caching and request rate limiting, reducing redundant database calls by roughly 3–4×.
  • •Integrated a React frontend with Rust canisters on the Internet Computer for DFinance, handling async blockchain calls, optimistic UI updates, and close coordination with backend engineers to align APIs.

React JS Intern

May 2024 – Nov 2024
QuadB Technologies
  • •Worked on a DeFi web platform, building and refining user-facing features using React, Redux Toolkit, Tailwind CSS, and SCSS.
  • •Implemented and maintained a global dark mode using Redux Toolkit, improving accessibility and visual consistency across the application while refactoring components for better responsiveness.
  • •Participated in code reviews and team discussions, contributing UI fixes and learning team standards that reduced recurring interface issues.

Company Projects

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Projects I worked on at QuadB Technologies:

DFinance preview

DFinance

Live
  • •A decentralized lending and borrowing platform built on the Internet Computer Protocol (ICP).
  • •I owned the frontend development, handled Web3 integrations, token flows, and built the DEX UI to display liquidity and farming data in real time.
ReactInternet Computer (ICP)RustWeb3.jsTailwind CSS
BlockseBlock preview

BlockseBlock

Live
  • •A Web3 hackathon platform used by developers worldwide.
  • •I contributed to the frontend by building event management flows, project submissions, and the judging dashboard.
ReactTypeScriptNode.jsMongoDB

Personal Projects

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My personal projects:

Invoaice preview

Invoaice

Live
  • •AI-powered full-stack invoice management platform with secure authentication, automated invoice creation, PDF generation, and intelligent summaries using Google Gemini AI.
  • •Built modular REST APIs and end-to-end flows for reliable invoice processing.
MERN StackTailwind CSSGoogle Gemini AI
CryptoInsight preview

CryptoInsight

Live
  • •Real-time crypto tracker with interactive components and market analytics dashboard.
  • •Integrated CoinGecko with caching logic and visualized data using Chart.js.
ReactReduxMaterial UIFramer MotionChart.js

ABOUT ME

I’m a software developer focused on building and maintaining web applications. I spend most of my time working on user-facing features, API integrations, and debugging issues across frontend and backend systems.

Outside of work, I enjoy photography and occasionally share my photos on Instagram.

Get in touch

GitHubLinkedInInstagramX/TwitterWhatsApp

You can reach me anytime at vaibhavmali.dev@gmail.com