Languages and frameworks: Typescript, React, NextJSState management: Redux, Redus-saga, Zustand, MobXTools: Git, Docker, GitHub CIExperienced Frontend Developer with a proven track record of successfully delivering innovative solutions in dynamic environments. Proficient in React, NextJS, MobX, Zustand, Styled-components, and adept at crafting secure and efficient applications. Skilled in blockchain communication, legacy project optimization, and developing cutting-edge digital assistants. Known for hands-on experience in SPA architecture, encryption, and performance optimization. Strong collaborator, capable of navigating complex projects and contributing to the growth of development teams. Excels in problem-solving, code optimization, and effective communication. Passionate about creating seamless user experiences and mentoring team members for success.To ensure that the applications I develop are of the highest quality, I have also gained expertise in using testing frameworks such as Jest and Cypress. These tools have helped me create comprehensive test suites that ensure that my code is bug-free and performs optimally.Beyond my technical skills, I am a highly collaborative team player who values clear communication, feedback, and iteration. Over the years, I have honed my ability to work effectively in agile environments, where I thrive in delivering high-quality code on time and within budget.Overall, I am a passionate Front-end developer who is always eager to learn new skills and tackle complex problems. My experience in working with modern web technologies, testing frameworks, and collaborative environments make me a valuable asset to any team.
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Nda (Igaming)Ukraine -
Senior Frontend DeveloperQamon. Secure Blockchain E-Mail Oct 2022 - Nov 2023Developed a blockchain email service for anonymous and secure wallet to wallet communication. - Conducted optimization and modernization of the NextJS project, implementing changes to enhance functionality.- Rewrote the project from scratch, abandoning NextJS in favor of SPA architecture. Integrated a custom SDK developed within the team for efficient interaction with the blockchain and overcoming issues with the previous SDK.- Developed the architecture of a mail client with asynchronous p2p encryption, using MobX for state management. Faced the absence of a backend as all information was stored in the blockchain. Implemented backend-requiring features (moving emails, saving decrypted messages) on the frontend using IndexedDB. Processed an array of raw emails using a custom SDK created by my colleague.- Localized the application for the Arabic language, ensuring correct interface display (rtl-oriented).- Optimized React performance by eliminating unnecessary page redraws. -
Senior Frontend DeveloperLognet Systems May 2022 - Oct 2022As a Frontend Developer, I worked on SmartAgent, a cutting-edge digital assistant designed to help travel agents increase profits and enhance customer satisfaction.- Worked on a complex legacy project, providing support, resolving bugs, and implementing new functionality.- Conducted a package audit, updated them to the latest versions, addressing most security vulnerabilities. Optimized package loading in the code, reducing bundle size by 30%.- Regularly interacted with Java backend code for a better understanding of system operations, making fixes and improvements. Used DBeaver for debugging issues related to incorrect data in the database and made corrections to SQL queries on the backend.- Conducted comprehensive regression testing of application functionality, ensuring its full operability.
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Senior Frontend DeveloperLuxoft Ukraine Nov 2021 - Jun 2022Developed a frontend part of some applications for large European financial structure. -
Frontend Web DeveloperHopshop.Ru Sep 2019 - Nov 2021Developed a frontend part of a service that allows you to createonline store from publications in social networks. Including:layout, integration with restAPI.- Expanded features, refined code, and improved processes,producing smoother operations and user engagement.- Covered functionality with tests using Jest and end-to-end testusing Cypress.- Developed a lot of reusable UI components for our custom UIkit npm module.- Handled project migration from JavaScript to Typescript.- Mentored trainees and reviewed the code. -
Frontend Web DeveloperФриланс Jan 2018 - Aug 2019
Ivan Vasyliev Education Details
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Nicopol'S University Of EconomicsManagement -
Computer Science
Frequently Asked Questions about Ivan Vasyliev
What company does Ivan Vasyliev work for?
Ivan Vasyliev works for Nda (Igaming)
What is Ivan Vasyliev's role at the current company?
Ivan Vasyliev's current role is Frontend Engineer.
What schools did Ivan Vasyliev attend?
Ivan Vasyliev attended Nicopol's University Of Economics, National Mining University, Dnipropetrovsk.
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2ukr.net, engagepoint.com
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Ivan Vasyliev
Dnipro
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