Valerii Fomenko

About

I've helped 26 customers go through the Pre-Seed Stage of investments to Stage A with high-quality and secure projects developed by the Peiko team!🚀 Founded in 2017, we've grown to a robust team of 67 seasoned professionals. We take pride in our accomplishments which include the following: 🏆 Clutch's Top 3 Blockchain Development Team 🏆 Leaders in Blockchain Development by Goodfirm 🏆 Best Graphic Design Companies by DesignRush. Type of Solutions we can provide: ✪ SaaS/PaaS ✪ Web3 (CEX, DeFi, NFT, crypto wallets) ✪ Smart contracts development, integration, and audit ✪ Marketplaces ✪ Web/Mobile development ✪ CRM/ERP ✪ Auctions/Tender platforms We can provide: 🌍Dedicated team/developer, managed by a client Or 🌍Dedicated team, man

Experience

• Full Stack Developer · Revalcoin03-01-2022 – 10-01-2022

  Project: Revalcoin - a convenient and fast wallet that allows both storing cryptocurrencies and exchanging them securely Technologies: PHP, Laravel, Vue.js, Jquery, Docker, PostgreSQL, Solidity, Smart Contract Development and audit. Solutions: - Creating a REST API based on the existing functionality; - Adding additional technical features based on new requirements; - Remodeling of the main site with changes in the technical stack; - Embedding a new workflow on the management side.

• Team Lead · Quan2um11-01-2021 – 03-01-2022

  Project: Quan2um - a trading platform with its own token BTCA. Technologies: CSS, HTML, Laravel, MySQL, PHP, React JS, Redis, Node JS. Solutions: - Implemented a special logic of separation and isolation of individual parts of the project to ensure greater safety of the project; - Introduced a proprietary mechanism for listing new coins and adding currency pairs; - Developed a progressive and tiered system of loyalty on the user commissions. - P2P translations within the exchanger

• Blockchain Developer · Bitcoin Additional06-01-2021 – 01-01-2022

  Project: Bitcoin Additional - the crypto wallet for the BTCA token Technologies: Laravel, MySQL, PHP, React JS, Redis. Solutions: - Created a cryptocurrency wallet; - Developed Contact Book of Wallet Users; - Made QR code transfers available; - Configured Shake-to-pay functionality (rub your smartphone to make an instant transaction to the user closest to you); - Implemented algorithms to detect and fix vulnerabilities in the application; - Provided database coding;

• Blockchain Developer · Orion Protocol01-01-2021 – 10-01-2021

  Project: Orion Protocol - a convenient system for investing in DeFi Technologies: Solidity, Smart Contract Development and audit, Node js, blockcypher, API of Binance, Mysql, Redis, Memcached, React.js, Crypto Exchanger Development, Blockchain DEX, NFT aggregator. Solutions: - Creation of a Bridge mechanism to transfer tokens between networks; - Implementation of SDK for working with services of the project; - Optimization of interaction between project services and blockchain.

• Full Stack Developer · Gsdiamonds03-01-2020 – 10-01-2021

  Project: Gsdiamonds - diamond jewelry marketplace with a custom ring builder. Technologies: CSS, HTML, Laravel, MySQL, PHP, React JS, Node JS. Solutions: - Made it possible to process a large array of information: 150,000 items from several vendors, updated every 15 minutes; - Built custom ring builder; - Set up integration with Alipay, Paypal, Adyen; - Added product margin calculators to SRM; -Provided the opportunity to manage through the CRM/CMS almost any content on the site.

• Full Stack Developer · StarkFuture06-01-2020 – 02-01-2021

  Project: StarkFuture - the e-commerce for electric bikes like Tesla Technologies: CSS, HTML, MongoDB, Node JS, Vue JS. Solutions: - Released a custom motorbike builder - Developed a complex formula to calculate the price (taking into account different parts/modifications, discounts, and different countries); - Added multilingualism (20+) to the website - Implemented a system of discounts for dealers (different levels); - Dealers multilevel affiliate program; - Modified administration panel.

• Full Stack Developer · Myfinance03-01-2021 – 09-01-2021

  Project: MyFinance - the high-speed SaaS platform that allows you to manage personal finances and build a capital development strategy. Technologies: CSS, MySQL, PHP, Yii2, Node JS. Solutions: - Reworked the site after the previous team; - Configured the ability to connect the site via API to all banks in Germany; - Provided real-time synchronization with data from banks; - Adapted the ability to track and analyze personal spending; - Implemented smart sorting of expenses;

Education

• NTUU KPIBachelor's Degree, Department of System Programming and Specialized Computer Systems

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