Andrey

Kobinyak

Working with databases, Java development, working with documentation, using osisoft tools, developing modular screens and embedded widgets in js.

▫️Writing projects in java (Carrier (Moscow), Metro (Moscow)), using spring framework (data, mvc, boot, security), hibernate, mybatis. ▫️He was engaged in adding new functionality that allowed users (inspectors) to evaluate carriers, make identified violations, make calculations and create documents for carriers. On the Metro project, I was engaged in improving the API and configuring security. Also, he designed a database on each project 🛠️ Stack by backend: - Java 8, SQL; - MySQL, OracleDB, PostgreSQL, MSSQL; - Spring (Security, Data, Boot, MVC, Core), Hibernate, MyBatis; - Gradle, Maven; - Tomcat, Jenkins. 🛠️ Stack by frontend: - AngularJS, JS, Angular

Outsourcing company for the development of solutions for blockchain systems. ▫️Participated in the development of: bridges, tokens (ERC20, ERC1155, ERC721, ERC721a), launchpads, DEX, landing protocols, GameFi projects, DAO, metaverse, made forks (Uniswap V2, V3 and Pancakeswap), also introduced integration with other projects such as AAVE and Abracadabra. Participated in the development of new solutions for some blockchains. ▫️Current responsibilities include: smart contract development, scripting and test coverage, deployment and project evaluation. Tasks as a tech lead: working out the architecture of new projects, conducting interviews and checking candidates' test tasks, code review, mentoring, distribution of tasks on the project, as well as the audit of projects. 💎 𝐊𝐞𝐲 𝐀𝐜𝐜𝐨𝐦𝐩𝐥𝐢𝐬𝐡𝐦𝐞𝐧𝐭𝐬: 1) Participated in the development of more than 20 projects, 15 of them developed from scratch. 2) Mentoring employees. 3) Participated in the integration of new solutions into

▫️Developed new products and integrated them with existing ones (LiquidSwap product), and participated in migrating smart contracts from Solidity to Move. ▫️Responsibilities: - Developing smart contracts (modules). Migrating smart contracts from Solidity to Move. - Writing scripts and ensuring test coverage. - Deployment. - Designing architecture for new projects. - Code review. 🛠️ Stack: - Move, Solidity, JS; - Aptos Framework, Hardhat, OpenZeppelin, EthersJS, Web3JS; - Uniswap, LiquidSwap, Trader Joe, LayerZero; - Aptos, Ethereum, Polygon, BSC. Reason for leaving: Department reduction due to discontinuation of funding.

▫️Developed and integrated cross-chain solutions with other protocols (Dex, Lending, Farm, etc.), as well as modules for Safe Wallet and a proprietary Smart Wallet. ▫️Responsibilities: - Researching and integrating with other protocols. - Developing, optimizing, and enhancing smart contracts. - Writing scripts and ensuring test coverage. - Deployment. - Code review. 🛠 Stack: - Solidity, Typescript; - Hardhat, Forge, OpenZeppelin, EthersJS, Web3JS; - Dex (Uniswap, Balancer, Curve and etc), Lending (AAVE, LayerBank, Compound and etc), Vault, Staking, Farming and etc.