Priyesh Kadbe

system-design2026-09-24•12 min read

How MySQL Actually Works Internally — A Deep Dive

From a query hitting the wire to buffer pool, redo/undo logs, MVCC, locking, and crash recovery — the full mechanical picture, beginner to principal-level depth.

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Professional Summary

Full Stack Engineer with 4+ years of specialized experience in Web3, DeFi protocols, perpetual trading interfaces, and high-performance web applications. Proven track record in building scalable trading terminals, cross-chain bridge protocols, DEX aggregators, and robust full-stack architectures using React, Next.js, TypeScript, Node.js, and Solidity.

Work Experience

Aerius LabsGurgaon, India

FULL STACK ENGINEERMay 2025 - Present

Led development of VEX trading exchange terminal, architecting both web application (Next.js) and cross-platform mobile app (React Native) for iOS and Android with real-time market data synchronization and optimized performance for high-frequency trading operations
Designed and developed uname.domains, a blockchain-based domain name registration service, integrating smart contracts for decentralized ownership management and secure invite-only system for controlled user on-boarding
Architected Fluxe mobile app, a privacy-focused cross-chain transfer protocol using zero-knowledge proofs to enable confidential cryptocurrency transfers across both EVM and non-EVM blockchains, ensuring transaction privacy while maintaining verifiable integrity

Filament.financeSingapore

FULL STACK ENGINEERFeb 2025 - May 2025

Led the development team in building Filament Pro (perpetuals trading platform) and Flash Duels, architecting the system design and coordinating cross-functional implementation while mentoring junior developers
Engineered a comprehensive perpetual trading interface for Sei blockchain with TradingView integration, implementing complex financial calculations and risk management algorithms using Next.js and TypeScript
Designed and built a secure referral and invite-only system that increased user acquisition by 40%, integrating smart contracts for transparent and automated reward distribution
Developed high-performance frontend components with optimized state management, ensuring responsive trading experience even during high market volatility and peak user activity

DZapBengaluru, India

SENIOR FULL STACK DEVELOPEROct 2023 - Jan 2025

Worked on the features such as ALM (Automatic Liquidity Manager), Zapping, Swap/bridge aggregator
Engineered a user-friendly backend system enabling single-click addition of EVM chains, DEXes, Bridges enhancing user experience and demonstrating system integration skills
Led a comprehensive refactor and rewrite of frontend code and enhancing app performance by 60% through improved coding practices and robust problem-solving
Optimized application performance by 30% and improved user experience through efficient coding practices, modular design, and responsive development, resulting in a robust, maintainable platform

DBlockchainersBengaluru, India

FULL STACK DEVELOPERMar 2021 - Feb 2023

Spearheaded the development of Decentralized Applications using React.js, Next.js, and Web3.js/Ethers.js, seamlessly integrating them with the Ethereum Blockchain, ensuring non-custodial and secure transactions, and achieving 95% transaction success rate
Contributed as a core team member in a fast-paced startup, developing innovative products like Ollyswap, Reserwire, CoinspaceX, DSFi Staking, and DBCN, which boosted user engagement by 30%
Played a pivotal role in building and maintaining strategic relationships with potential investors and business partners, resulting in a 50% increase in investment and doubling business opportunities
Actively participated in creating and executing innovative solutions for a dynamic marketplace, aligning with the organization's business objectives and enhancing market reach by 20%

Selected Projects

LP Migration(ETH India 2023 - Won Arbitrum Pool Prize worth 500 USDC)

Next.js, TypeScript, TailwindCSS, ethers.js, Solidity

Developed a one-click DEX liquidity migration solution, reducing the process from 10 steps to a single transaction, saving users 95% of their time
Integrated multiple SDKs to handle complex transactions and Uniswap v3 tick calculations, ensuring seamless migration between various DEXs across 6+ Layer 2 chains including BSC, Arbitrum, Base, and Polygon.

DEX Aggregator

Next.js, TypeScript, TailwindCSS, ethers.js

Developed a DEX aggregator integrating the 1inch protocol, providing users with the best swapping rates by accessing liquidity from 50+ decentralized exchanges, improving trade efficiency by 40%
Implemented advanced trade execution algorithms to optimize price comparison and split trades for maximum efficiency, reducing slippage by 25% and enhancing overall trade accuracy.
Built a robust backend infrastructure to support high-volume trading, increasing transaction throughput by 50% and ensuring platform stability during peak usage.

Crypto Wallet Chrome Extension

Next.js, TypeScript, TailwindCSS, ethers.js

Developed a Chrome extension similar to MetaMask for secure management of private and public keys, enabling seamless access to cryptocurrencies on the Ethereum blockchain
Implemented an intuitive user interface that simplified the process of sending, receiving, and managing Ethereum-based assets

Technical Skills

Languages:TypeScript, JavaScript, Golang, Java, SQL

Backend & Systems:Node.js, Express.js, Spring Boot

Databases & Storage:PostgreSQL, MySQL, MongoDB, Redis

DevOps & tools :Git/Github, Docker, AWS EC2, AWS S3, AWS ECR, Github Actions

Frontend Development:React.js, Next.js, React Native, TailwindCSS, Redux / Zustand

Web3 & Blockchain:Viem, Wagmi, Ethers.js, Solidity, Foundry, Hardhat, Chainlink, ERC-20 / ERC-721 / ERC-1155

Blogs

How MySQL Actually Works Internally — A Deep Dive

Caching, from the ground up to the part that actually breaks

Professional Summary

Work Experience

Selected Projects

Technical Skills

Education