Денис

Denys Sarantsev
Kyiv | [open contact info](look above in the "contact info" section) | [open contact info](look above in the "contact info" section) | [open contact info](look above in the "contact info" section)
https://github.com/DenisSarantsev
SKILLS

Technologies
• Front-end: HTML, CSS, SASS/SCSS, JavaScript, React.js, Next.js, TypeScript (basic), Redux Toolkit, React
Router, React Context
• Back-end: Node.js (basic), Express.js (basic), MongoDB (basic), Jinja2

• Tools: Docker, Figma, MongoDB Compass, Webpack, Gulp, Vite, Npm, Git, GitHub

• Deploying: Fly.io, DigitalOcean, Vercel, GitHub Pages

Computer Science
• OOP, FSD, SOLID, Algorithms

Languages
• English, Ukrainian, Russian

SUMMARY

Front-end developer with 2 years and 2 months of experience in web application development. I am proficient in
HTML, CSS, SCSS, JavaScript, and React.js.

I have good skills in working with internal and external APIs, including experience in creating my own API
endpoints and integrating payments into websites using the Stripe API. I am focused on clean and maintainable
code, scalability, and teamwork.

I have practical experience in creating SPAs based on React.js and Next.js, including integrating applications into
Telegram Web App. I have worked with complex animations using CSS transitions.

EXPERIENCE

Front-end developer, Aurora (project-based work) January 2024 – May 2025

• Built SPA with React, Redux Toolkit, and Vite for HR department; integrated with Telegram Web App and
internal REST API
• Development of an application for the marketing department, bringing together around 2,000 stores for setting
tasks, creating reports, and conducting surveys
• Creation of an AI-based chat for processing internal company information, which works in reference mode

Front-end developer, Freelancehunt (project-based work) May 2023 – December 2023

• Creation of a website for a car dealership with functionality for calculating the cost of delivery and customs
clearance of cars when transporting them from the US to Ukraine
• Creating a website for a real estate company in Kyiv
• Development and integration of a separate feature on the website for evaluating the value of smartphones in
trade-in
• Created a test case generation tool that creates random XML docs from XML Schema
• Automated the extraction and processing of large datasets from legacy systems using SQL and Perl scripts

EDUCATION

National University of Internal Affairs, Master of Laws (LLM), Law 2012 – 2015

National University of Internal Affairs, Bachelor of Laws (LLB), Law 2015 – 2017

RECOMMENDATIONS

Sergey, Python back-end developer at "Aurora"
Telegram: https://t.me/SergiiBeshliaga
LinkedIn: [open contact info](look above in the "contact info" section)