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HkSolDev/README.md

Hemant Kumar

Solana Smart Contract Developer · Rust · DeFi · Full-Stack

Portfolio · X @HKsoldev · LinkedIn · Telegram

About

I started with React, Node.js & shipping production apps for EVs, sports streaming, and tourism.

I like the concept of Decentralized so start learning about it. Pick Solana and start with and since then i made a token launchpad, oderbook, wallet.

Also Be a part of Turbin3 & Rektoff

I am Open to Solana smart contract, DeFi protocol, or on-chain engineering roles.

What I'm Building

scaling-umbrella is a Solana-based prediction market built with Anchor and Next.js. Users can predict match outcomes using tokenized positions, while liquidity providers fund the market through an LP vault. (Still building) Link

Projects

SolBet — Prediction Market Live · Source Decentralized prediction market on Solana. Users bet on future events with funds locked in secure on-chain escrow until outcome resolution. Solana Rust Anchor Next.js

Pool Fun — Token Launchpad Live · Source Bonding curve token launchpad inspired by Pump.fun. Implements AMM mechanics and dynamic pricing curves for fair, permissionless launches. Solana Rust Anchor Next.js

LimitDex — CLOB DEX Live · Source High-performance central limit order book on Solana. Limit order placement, matching engine logic, and real-time order tracking. Solana Rust Anchor Next.js

SolPay — Crypto Payment Dashboard Live · Source Unified SOL and SPL token transfers, real-time contact syncing, and secure wallet authentication via Privy. Next.js TypeScript Solana Privy Tailwind CSS

LazorKit Wallet — Wallet Adapter UI Kit Live · Source Modern Solana wallet adapter and UI kit for seamless dApp integration. Lightweight, customizable, drop-in ready. Solana Wallet Adapter React Tailwind CSS

NextTube — YouTube Clone Live · Source Full YouTube clone with Next.js SSR, real-time data via YouTube API, robust search, and full responsiveness across all devices. Next.js NextAuth.js YouTube API

Freelance Developer — Calara Barcelona Built an Instagram engagement bot with Puppeteer and a full dashboard for tracking logs, delivery, and errors.

Pinned Loading

  1. predection_market predection_market Public

    On-chain prediction market built on Solana using Rust & Anchor — create markets, place bets, and settle outcomes trustlessly via smart contracts.

    TypeScript

  2. solagent-vault solagent-vault Public

    On-Chain Security Guardrails for Autonomous AI Agents on Solana. Protect AI wallets from prompt-injections, budget drains, and loops using programmable spending limits, whitelisted targets, and ins…

    TypeScript

  3. orderBook orderBook Public

    Decentralized order book protocol on Solana. Order place, match, and settle limit orders fully on-chain with Rust & Anchor.

    TypeScript

  4. pool-fun pool-fun Public

    Solana liquidity pool implementation built with Rust & Anchor — deposit, withdraw, and swap tokens via an AMM with on-chain price discovery.

    TypeScript 1