Данило

DANYLO SHTOHRYN
Frontend Developer | Transitioning to Technical / Product Support
Lviv, Ukraine | [open contact info](look above in the "contact info" section) | [open contact info](look above in the "contact info" section)

SUMMARY
Frontend Developer with commercial experience in React, Next.js, and TypeScript. Skilled
in debugging client-side issues, analyzing REST API responses, and troubleshooting
application errors across staging and production environments. Looking to transition into
Technical/Product Support Engineering.

TECHNICAL SKILLS
● API & Troubleshooting: REST APIs, HTTP methods and status codes, JSON, Postman,
browser DevTools (Network, Console).
● Web Technologies: JavaScript (ES6+), TypeScript, React, Next.js, HTML, CSS.
● Development Tools: Git, GitHub, Vite, Tailwind CSS.
● State & Data Management: TanStack Query (React Query), Supabase.
● Technical Practices: Bug reproduction, client-side debugging, API response analysis,
staging and production testing.

EXPERIENCE
Frontend Developer
Commercial Projects | April 2026 – Present
● Maintained and enhanced a production web application using React, Next.js, and
TypeScript.
● Investigated client-side issues by analyzing HTTP requests, API responses, status
codes, and browser console errors.
● Worked with staging and production environments to reproduce bugs, validate fixes,
and troubleshoot unexpected application behavior.
● Investigated API integration issues, including differences in response structures and
backend availability across environments.
● Implemented fixes and handled edge cases related to data processing, component
rendering, and error handling.

PROJECTS
ENT Web Application with AI Technologies | Diploma Project
Developed a full-stack clinic management application with AI-assisted features for managing
doctors, patients, and appointments.
Technologies: React, TypeScript, Supabase, React Query, REST API.
● Implemented CRUD operations and integrated frontend components with backend services.
● Managed asynchronous API requests, server state, and caching using React Query.
● Completed and successfully defended the project in June 2026.

EDUCATION
Lviv Polytechnic National University
Bachelor’s degree in Internet of Things | Completed in June 2026

LANGUAGES
English: Upper-Intermediate | Ukrainian: Native.