bimkon

Developed a smart contract for a decentralized exchange (DEX) enabling NFT (ERC721/ERC1155) trading with ERC20 tokens. Implemented order matching, signature verification using EIP-712, and a fee mechanism with backend validation. Added role-based access control, blacklist/whitelist management, and security checks. Optimized gas usage and ensured secure asset transfers (ERC20, ERC721, ERC1155).

Developed an ERC-20 token. Developed the SubscriptionManager contract to accept user deposits via backend signatures, with protection against signature reuse. Covered code with unit tests. Wrote deployment scripts. Developing and deploying secure contracts for anonymous token transfers, reward distribution, and VIP user privacy.

Developed integration contracts for anonymous token transfers between networks via the Stargate bridge. Created integration contracts with Symbiotic Fi, including middleware and reward distributor contracts, ensuring correct configuration and deployment.

Developed ERC-20 contract and a contract for a fixed and flexible program of accumulation, deposit, storage and treasury.

Developed ERC-20 contract, a vesting manager contract, and a share token vesting contract.

Forked Camelot Smart Contracts from Arbitrum to Testnet Scroll Sepolia, created erc-20 tokens, and deployed all contracts, verified, checked for functionality.

Forked Uniswap V2 smart contracts to the Polygon zkEVM network. Analyzed and set up contracts for deploying a Uniswap V2 fork.

Integrated Web3 into the application to support and foster user circles of friends and communities. Developed multiple contracts including SBT Token, custom contract for user friend management, and ERC-721 upgradeable.

Developed a blockchain-based wine investment platform, including two ERC-721 contracts to track wine ownership.

Developed a cryptocurrency yield aggregator platform, including writing a subgraph to collect data from smart contracts.

Developed a Google Docs extension for automatically generating cryptocurrency transactions from selected wallet addresses.

Developed a marketplace enabling users to receive loans from investors to cover the down payment on mortgages in the USA.

Developed a service for sending crypto transfers to multiple addresses in a single transaction.

Developed smart contracts for storing user tokens for subsequent investment according to a pre-defined strategy.