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Rostyslav Yashkin

@rostyslavyashkin

Senior Frontend Engineer and Technical Lead with 7+ years of experience developing complex web applications and 3+ years leading engineering teams

Ukraine

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Senior Frontend Engineer and Technical Lead with 7+ years of experience developing complex web applications and 3+ years leading engineering teams of up to 22 developers. Specializing in React, Next.js, Vue, TypeScript, and scalable frontend architecture. Experienced in technical design, performance optimization, accessibility, and engineering best practices across enterprise, e-commerce, and healthcare products. Strong background in cross-functional collaboration, mentoring engineers, and delivering maintainable solutions.

Experience

Work history, roles, and key accomplishments

Software Engineer / Frontend Lead

SoftServe

Dec 2024 - Feb 2026 (1 year 2 months)

Built and shipped a developer-focused VS Code extension for Device Tree workflows, including syntax support, validation, React-based tree visualization, and integration with compiler tooling. Led a 4-person engineering team through Scrum delivery, requirements clarification, POC development, release preparation, and end-user feedback cycles.

VS Code API TypeScript React 19 NodeJS BASH Python Jest React Testing Library

Lead Frontend Developer

SoftServe

Mar 2024 - Dec 2024 (9 months)

Led frontend architecture and delivery for a React/TypeScript analytics platform built from scratch to unify network and data applications into configurable dashboards for activity, threats, and operational insights. Guided engineers through task decomposition, code reviews, design discussions, documentation, knowledge-transfer sessions, and team education meetings.

React TypeScript SCSS Splunk UI Framework Splunk SPL Python React Testing Library Vite Jest Jenkins Jira Confluence Figma Miro GitHub Husky Prettier ESLint

Senior Frontend Developer

SoftServe

Aug 2022 - Aug 2023 (1 year)

Delivered frontend features and modernization work for a logistics and price-bidding platform used to manage manufacturer procurement workflows. Built a reusable backend-for-frontend library for internal engineering teams, standardizing shared UI patterns and accelerating feature development.

TypeScript JavaScript Vue 2 3 Composition API Webpack Jest Cypress Vuex Vue Router Axios Lodash Bootstrap Vue SCSS

Frontend Developer with Frontend Tech Lead Responsibilities

SoftServe

Oct 2020 - Aug 2021 (10 months)

Worked on healthcare documentation and communication products used by CDI specialists and doctors, including legacy migration, new Vue.js modules, and mobile-oriented communication interfaces. Led a 3-person frontend team during migration of a legacy healthcare documentation platform to Vue.js with Java API integration.

JavaScript Vue2 Vuex Vuetify Vaadin Axios SCSS Spring Framework Jest @Vue Test Utils Cypress Bamboo Sonar

Frontend Developer / Full-Stack Developer

CHI Software

Jan 2018 - Jul 2020 (2 years 6 months)

Built and maintained frontend applications across telemedicine, patient care, e-commerce, admin dashboards, pet services, and smart fitness mirror platforms. Developed telemedicine and patient care mobile interfaces using Quasar.js, Vue.js, Axios, WebSockets, and WebRTC.