Deepak S.Private profile: Upwork shows its earnings only to signed-in members, so we check it every few weeks, not daily. MRR here is a rough estimate (Upwork's six-month earnings ÷ months active). Last read Nov 5, 2026.

Hi There, My core experience ranges from both front-end blockchain applications to back-end architecture design and implementation, smart contract development, and development of dApps for Fintech and other industries that need the push of decentralization, tokenization, and smart contracts. ✅ Public Blockchain Platforms: 🔸 Ethereum: ✓ Creating smart contracts using a Solidity programming language. ✓ Creating RPC using client libraries like Web3. ✓ Static analysis of smart contracts for gas consumption & optimization using Remix IDE. ✓ Security of smart contracts using libraries like OpenZeppelin. ✓ Creating Ethereum dApps using Truffle framework. ✓ Integration with crypto wallets such as Metamask. ✓ Deploying smart contracts on test networks such as ropsten/rinkeby as well as Ethereum mainnet. ✅Private & Consortium Blockchain Platforms 🔸 Hyperledger Fabric ✓ Creating Chaincode using the Go programming language. ✓ Proof of concepts using Hyperledger Composer. ✓ Integration with Fabric Java SDK. ✓ Creating RESTful APIs for client applications to communicate with the blockchain networks. ✓ Creating channels, orderers, and peers. ✓ Deployment and instantiation of Chaincode on channels on cloud services like IBM Bluemix and Amazon AWS. ➤ Expertise with: - Node.js / Express.js - React.JS / Redux / Mobx - Angular.JS / Backbone.JS / Javascript / jQuery - MySQL / SQLite / MongoDB / PostgreSQL - Experience with Elastic Search / Solr - Deployment on Heroku / VPS / Amazon Web Services (AWS) / DigitalOcean - Git, Bitbucket etc. ➤ I can help you with: - Cryptocurrency exchange platform - ICO/ IEO / STO Development - Cryptocurrency wallet development - Dapp development with smart contract Would love to discuss this in detail with potential clients. I assure you that a small call will be worth your time. Thanks