Денис

DENYS STASYSHEN
F R ON T E N D E N GI N E E R ( R E A C T / NE X T . J S / T Y P E S CR I P T ) —
OP E N T O F U L L - S T A C K ( N OD E . J S )
PROFESSIONAL SUMMARY
Frontend Engineer with 2+ years of commercial experience building React/Next.js products (dashboards,
admin panels, integrations). Strong in data-heavy UI (tables, filters, pagination), forms/validation, API
integration, and maintaining legacy codebases. Open to Full-Stack roles with Node.js.

CORE SKILLS
Frontend: React, Next.js (App Router), TypeScript, JavaScript, Tailwind CSS, HTML/CSS,
Remix(basic)
State/Data: React Query, REST API integration, Axios
Forms: React Hook Form, Zod
Backend (basic): Node.js, Express, Auth basics (JWT/refresh concepts)
Mobile (basic): React Native
Tools: Git, CI basics, Jira/Agile

WORK EXPERIENCE
Frontend Engineer | Axels (EU/NA client projects)
Jun 2024 – Present
Built and maintained React/Next.js features across multiple client products (dashboards, admin
panels, extensions).
Implemented data-heavy UI: tables, filters, sorting, pagination, and consistent loading/empty/error
states.
Delivered complex forms and validation flows; improved UX with clear feedback, edge-case
handling, and accessibility basics.
Integrated REST APIs and third-party services; collaborated with backend developers on API
contracts and changes.
Maintained legacy codebases (React / Rails / Node stacks), shipped bug fixes, and improved
responsiveness/performance.

Selected projects:
B2B Tip-Out Dashboard (Next.js, TypeScript, Tailwind): building a restaurant dashboard
(restaurants, wallets, payouts, stats); implementing data tables, forms/validation, and secure API
integrations with finance-like UX states.
Auto dealer website (React + PHP): delivered new UI features and maintained existing pages;
supported backend changes and integrations during iterative releases.
Charity platform (Ruby on Rails): maintained and extended existing product flows; implemented UI
updates and new features in a Rails-based web app.
Shopify extension (Remix, Liquid): built a storefront widget + lightweight admin configuration;
ensured payment option visibility and promoted it in the checkout payment methods based on
merchant settings.
Business automation platform (Node.js): migrated a microservice to Axios and implemented new
features for data migration flows (SQL → NoSQL / multi-DB).
Student job search mobile app (React Native): developed swipe-based MVP screens and interaction
flows (Tinder-like UX), focusing on smooth gestures and UI states.
Freelance Front-End Developer | Self-employed
2023 – 2024
Delivered small web projects end-to-end: responsive UI, feature additions, bug fixes, and
performance/layout improvements.
Worked directly with clients: clarified requirements, proposed solutions, and shipped iterative
updates.

Trainee Front-End Developer | BetCom
Nov 2022 – Feb 2023
Implemented new pages and performed small refactors in an existing codebase under mentorship.

ACADEMIC HISTORY
Vinnytsia National Technical University

MSc in Computer Science — 2023–2025
BSc in Computer Science — 2019–2023

CONTACT
LinkedIn: [open contact info](look above in the "contact info" section)
Phone: [open contact info](look above in the "contact info" section)
Email: [open contact info](look above in the "contact info" section)