Володимир

VOLODYMYR SIRENKO
FRONTEND ENGINEER

PROFILE
Senior Frontend Engineer with 5+ years of experience building complex,
data-intensive web applications using React and TypeScript.
CONTACT
I specialize in developing scalable frontend architectures, complex
[open contact info](look above in the "contact info" section) dashboards, and configuration-driven interfaces with a strong focus on
[open contact info](look above in the "contact info" section) performance, reliability, and maintainability. I enjoy working on products
where frontend complexity matters - from real-world data visualization to
Ukraine
large-scale internal and enterprise systems.
Linkedin
I care deeply about clean, well-structured code, developer experience, and
SKILLS predictable UI behavior. I actively participate in technical discussions,
contribute to architectural decisions, and enjoy collaborating with cross-
Frontend : TypeScript, React, functional teams to build high-quality, user-focused products.
NX monorepo, Next.js, Docker,
Redux, Redux Toolkit, RTK
Query, redux-thunk, Redux-
WORK EXPERIENCE
Saga, axios, stripe.js, i18n,
Product Company (Road Safety & Traffic Analytics)
Immutable.js, Yup, Ajv,
JSONForms, react-hook-form, Frontend Engineer May 2025 - Present
SCSS, Emotion, styled-
Data-Intensive Reporting Platform
components, TailwindCSS,
- Worked on a large-scale reporting platform processing and visualizing
Material UI, shadcn/ui, framer-
real-time data from roadside devices, including cameras, traffic signs, and
motion, Storybook, Sentry, NX
radars
cloud, husky, Sonarqube, git
- Developed complex, schema-driven user interfaces using React,
TypeScript, Material UI, JSONForms, and AJV for dynamic configuration
Collaboration & Process: Agile
and validation
(Scrum, Kanban), Jira, Jenkins,
- Built and enhanced modules for report generation, scheduling, and data
swagger, github, gitlab,
visualization
bitbucket
- Improved performance, UX consistency, and reliability across data-
intensive and real-time application flows
Testing : Jest, React Testing
- Collaborated closely with backend engineers to integrate APIs and
Library (Unit tests, integration
ensure seamless real-time data interaction across system components
tests)

Tech stack: Typescript, React, jest, React Testing Library, node.js, axios,
Also worked with: Node.js,
redux-thunk, i18n, devextreme, JSONForms, Ajv, Material UI, SCSS
NestJS, Angular, Express.js,
MongoDB, PostgreSQL,
Firebase, WebSockets, Light IT Global
WebRTC, web3.py, Pixi.js Frontend developer Nov 2021 - Apr 2025

Product Rewrite from Legacy React to Modern Frontend Architecture
LANGUAGES - Worked as a Frontend Engineer in a cross-functional team (frontend,
backend, QA, PM) on a production web application
Ukrainian (Fluent)
- Initially supported and stabilized a legacy React application integrated
English (Upper Intermediate)
with Django templates
- Took part in a full frontend rewrite after 3 months, migrating the product
to a modern stack (Nx monorepo, Next.js, RTK Query)
- Contributed to designing scalable and maintainable frontend
architecture for new features
- Implemented and maintained a reusable UI component library to ensure
consistency, scalability, and faster feature development across the
application
- Implemented unit and integration tests to ensure long-term stability and
reliability of the application
- Improved team collaboration and delivery by working within Scrum and
Kanban processes
- Actively participated in technical decision-making, research of best
practices, and improving developer experience

Tech stack : Typescript, React, NX monorepo, RTK Query, Redux Toolkit,
Next.js, React Testing library, Stripe.js, react-hook-form, framer-motion,
styled-components

ProCreations Development Group
Frontend developer Jan 2021 - Nov 2021

Real-Time Video Broadcasting Platform
- Built and enhanced core UI for an interactive video streaming platform
with live streams and real-time user interactions
- Improved UI responsiveness and performance across video, comments,
and streaming pages
- Implemented user-facing features for video playback, live streams, and
interactive comment flows
- Collaborated closely with backend and product teams to deliver stable,
production-ready features

Tech stack : React, TypeScript, redux, redux saga, WebSockets, WebRTC,
SCSS

EDUCATION

Master's in Computer Engineering 2024 - 2026
Zaporizhzhya National Technical University

Bachelor's in Computer Engineering 2017 - 2021
Zaporizhzhya National Technical University

Full Stack (React, Node.js) 2019 - 2020
Training Center “Freshcode”