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Kazune Takeda

Smart Contracts Developer
Cardano Decentralised Finance Hydra Plutus Haskell Full time

Self-directed and driven technology professional with comprehensive accomplishments applying high-security smart contracts to ensure success and achieve goals. Strong experience in the Blockchain industry with great acumen. Demonstrated success developing and seamlessly executing smart contracts in complex Defi and DEX structures. Recognized for maximizing performance by implementing appropriate project management through analysis of details to ensure quality control, legacy system transformation, and an understanding of emerging technology. Expertise includes developing and auditing blockchain smart contracts with various Blockchain networks including Ethereum, Cardano, Solana, Polkadot, and Polygon.

Work Experience

Upwork Aug 2017 - Jul 2020

✓ Area of Participants

  • Sealed-Bid Auction (Ethereum, Polygon)
  • Ethermine Bot, Eth Pool
  • BitCash Payment Integration
  • Krypto
  • Online Casino Bustabit
  • Chain Flyer Blockchain Explorer
Blockchain Developer
Soft Premier Chain Jul 2020 - Oct 2021

✓ Summary

  • Designed and developed the smart contracts using the Solidity and implemented test scripts on the smart contracts using the truffle and hardhat frameworks.
  • Optimized the smart contract code, removed unnecessary parts and increased the efficiency by 15%, using the library functionalities of the solidity.
  • Self-studied famous Defi projects such as Uniswap and Aave, created my own protocols based on both projects.
  • Worked on high-potential projects like Cardano and Solana Serum to understand Cardano and Solana network structure compared to Ethereum.

✓ Area of Participants

  • Aave Health Checker (Based on Aave)
  • KTSwap (Based on Uniswap v2)
  • KTSerum (Based on Solana Serum)
  • Alonzo Testnet Contract Test (Cardano)
  • Cardano Workshop (Discord Project – Open Source)
  • CNFTs (By Cardano CLI)
Smart Contracts Developer
Bancor Network Apr 2021 - Jun 2021

✓ Summary

  • Optimized, maintained protocol smart contracts & webapp.

✓ Area of Participants

  • bancorprotocol/webapp-v2
  • bancorprotocol/contracts-solidity
Smart Contracts Developer
Defi Prime Sep 2018 - Nov 2019

✓ Summary

  • Defi Ecosystem Development.
  • Participated in Token Lists development. (Frontend and Backend)
  • Developed Prime Ledger smart contracts.
  • Optimized Prime Ledger smart contract code and efficiency.


Masters Degree of Computer Science
Tokyo Institute of Technology Apr 2015 - Mar 2018

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Accepted Payment Methods

ADA, FIAT Currencies (USD, GBP, YEN, ...), Other Cryptocurrencies (BTC, ETH, DOT, ...)