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Krishna Rajput

Blockchain Engineer · Smart Contract Architect

available for work

// full-stack blockchain engineer

<krishna.dev/>

Things I have built.

10 projects  /  2live  /  9 categories

10 projects found

click any card to expand

Featured Projects

3 projects

Artemis NFT Marketplace

Production-ready full-stack NFT marketplace on EVM chains

A decentralised, production-grade NFT marketplace built on EVM-compatible blockchains. Features upgradeable smart contracts, IPFS-backed metadata, off-chain auction engine, perpetual creator royalties, and a blazing-fast Next.js Web3 frontend.

SolidityNext.jsTypeScriptwagmi+9

ERC-3643 (TREX) & On-Chain Identity Platform

Compliant tokenisation with permissioned transfers

Compliant tokenisation platform with on-chain KYC/AML identity modules, permissioned transfers, and custodial signing via Fireblocks. Built for Kinesis Money at Valuelabs.

SolidityERC-3643NestJSPrisma+5
Stellar Ledger Ingestion & Blockchain Explorer
2024

Stellar Ledger Ingestion & Blockchain Explorer

Real-time Stellar indexer with cursor-based sync

Real-time Stellar blockchain indexer using Horizon APIs, XDR parsing, cursor-based ledger sync, event processors, and REST APIs for wallet activity and explorer dashboards.

StellarSorobanHorizon APIXDR+4

Professional Work

4 projects
2024

Soroban & Stellar Token + DeFi Platform

Rust smart contracts for token and fee based liquidity on Stellar

Rust-based Soroban smart contracts for minting, tokenisation, and DeFi liquidity workflows on the Stellar network. Includes NestJS backend and frontend integration.

RustSorobanStellarNFT+4
DeFi Exchange — DinoSwap & RadioSwap
2023

DeFi Exchange — DinoSwap & RadioSwap

Forked & customised Uniswap V2/V3 on EVM chains

Forked and customised Uniswap V2/V3, SushiSwap, and PancakeSwap protocols. Implemented token swaps, liquidity pools, staking, farming, and reward distribution on EVM chains.

SolidityUniswapSushiSwapHardhat+4
2022

MiddleMist — NFT Marketplace

ERC-721/1155 marketplace with royalties & auctions

NFT marketplace enabling creators to mint, trade, and manage digital art. ERC-721/1155 contracts with cross-border royalty mechanisms, upgradeable proxy patterns, and auctions.

SolidityERC-721ERC-1155OpenZeppelin+4
2022

ChessT — Blockchain Contract Management

Hyperledger Fabric on AWS Managed Blockchain

Enterprise platform storing team, vendor, and social media rights contracts on Hyperledger Fabric (AWS Managed Blockchain). GoLang chaincode with Node.js & React frontend.

Hyperledger FabricGoLangAWS AMBNode.js+3

Smart Contracts

3 projects
2023

Hyperledger Fabric Supply Chain Provenance

Permissioned traceability for pharma & food supply chains

Multi-organisation Hyperledger Fabric network for end-to-end supply chain traceability. Tracks asset provenance from manufacturer to consumer with tamper-proof audit logs and IoT sensor data anchoring.

Hyperledger FabricGoLangPDCIoT+4
2023

ERC-20 Token with Airdrop & Oracle Functionality

Chainlink-powered airdrop oracle with merkle verification

Feature-rich ERC-20 token with Chainlink oracle-driven airdrop eligibility, Merkle tree claim verification, vesting schedules, and on-chain governance voting integration.

SolidityERC-20ChainlinkMerkle Tree+4
2024

Stablecoin Studio — Collateralised Stablecoin Protocol

CDP-based overcollateralised stablecoin with liquidation engine

MakerDAO-inspired collateralised debt position (CDP) stablecoin protocol. Users deposit ERC-20 collateral to mint a USD-pegged stablecoin, with Chainlink price feeds, stability fees, and a liquidation engine.

SolidityChainlinkCDPStablecoin+4
github.com/Krishna-BlockChainDev