Joshua Qiu

Professional Experience

Binance (2022 - Present)

Senior Blockchain Engineer

• Contributed to the integration of multiple blockchains in Web3 wallet project, and participated in the Bitcoin Inscription exchange market.
• Playing a pivotal role in the development of zkBNB (ZK L2 of BNBChain).
• Actively contributing to the inception and creation of an NFT marketplace.
• Collaborating in the development of Binance Connect, a product akin to Moonpay.

Self-Employed (2021)

• Explored DeFi automated arbitrage opportunities with a focus on Dex arbitrage and loan liquidation arbitrage.

  • Managed blockchain node infrastructure across multiple chains.
  • Conducted statistical analysis of arbitrageur profits.

• Delved into research on NFT minting and trading on platforms like Opensea, looksrare, and gem.xyz.

Debank.com (2020)

DeFi Researcher

• Undertook comprehensive research on various DeFi protocols such as Uniswap, Curve, Balancer, AAVE, Compound, Euler, yearn, autofarm, alpacafinance, opyn, hegic, Perpetual and more.

• Facilitated the integration of DeFi protocol into Portfolio, Swap, TVL, and other products.

  • Developed a feature to showcase users' portfolios across different DeFi protocols.
  • Created a Dex price comparison feature, inclusive of Dexs and aggregators.
  • Compiled and reported TVL/trading volume data of protocols.

Lichang (2019)

CTO

Led blockchain-related endeavors of Lichang, a blockchain community application.

• Constructed a central crypto wallet system.
• Devised a POS mining pool for the Ontology blockchain.
• Introduced 'Easy Pay', a tool designed to aid EOS users in transferring assets without CPU resources.
• Crafted an Uniswap-like dapp on EOS.
• Managed a validator of Chainx, built on substrate.

LD Capital (2018)

Lead of Blockchain Tech Team

• 51Token Wallet:

  • Spearheaded a team to create a multichain wallet, supporting Bitcoin, Ethereum, and EOS, as well as Dapp.

• EOS Supernode:

  • Actively engaged in the EOS mainnet startup.
  • Maintained 'EOSeco', an EOS standby producer.
  • Initiated 'Kylin', an EOS testnet, in partnership with other producers.
  • Produced an early version of an EOS explorer.
  • Developed an encrypted mail dapp and an UBI dapp based on EOS.

Shanghai Onechain Information Technology Company (2017)

Senior Blockchain Engineer

• Assumed the role of a Blockchain researcher and senior architect.
• Worked on blockchain projects based on Hyperledger fabric.
• Contributed to several industry blockchain POCs, encompassing supply chain finance, human resources, and crowdfunding.
• Assisted in translating Hyperledger fabric documentation.

China Construction Bank , Shanghai Development Center (2013-2017)

Senior Backend Engineer

• Functioned as a senior development engineer in the Loan Department.
• Served as a deputy team lead, leading the team in migrating data from old to new system.
• Acquired extensive knowledge of banking logic, particularly in the company loan process.

eBay Inc. (2012-2013)

Intern

• Served as a Plugin Developer for JIRA.

Technical Skills

• Expertise in designing blockchain application architecture.
• Proficient in developing Smart Contracts using Solidity / EOS-CPP.
• Proficient in Web3 development using JavaScript.
• Competent in backend development using Node.js.

Educational Background

East China Normal University (2009-2013)

Received a Bachelor's Degree in Computer Science and Technology.