Денис

SUMMARY

Over my four-year experience as a Frontend
Developer, I have developed an extensive
understanding of various business sectors such as
E-commerce, IoT, Fintech, and Blockchain. My
methodology is distinguished by a keen focus on
business objectives, ensuring that technological
DENYS solutions are in harmony with the company's
CHYPEHIN strategic goals. Recently, I've concentrated on
MIDDLE FRONT-END
incorporating modern frontend architectural
DEVELOPER practices in my projects, keeping abreast of the
latest development trends. My professional
dedication lies in producing highquality,
CONTACTS
sustainable code and promoting efficient
Phone number: [відкрити контакти](див. вище в блоці «контактна інформація»)
teamwork. This commitment to excellence,
Telegram: https://t.me/SlavsNotSlaves combined with a sharp awareness of business
Linkedin: nuances, forms the foundation of my contributions,
[відкрити контакти](див. вище в блоці «контактна інформація») aligning them consistently with the top standards
chypehin-7855a6237
of the industry.
E-mail: [відкрити контакти](див. вище в блоці «контактна інформація»)

Location: Irpin Kyiv region EXPERIANCE
SKILLS
Ficus Technologies
HTML/CSS(SCSS/Tallwind) Front-end
May 2021 - May
JavaScript Developer 2025

Typescript
React JS EDUCATION
Next JS
MobX, Redux(Saga/Thunk), RTK
University of the State Fiscal Service of
Ukraine
React Query, RTK Query
Faculty of Finance and
Sept 2018 - May
AntDesign/Material-UI/Styled Digital Technologies 2024
Components/Radix-UI/Tanstack
Webpack, Vite
Jest, Cypress, Testing Library
Bitbucket, Gitlab, Github
tRPC/zod/Axios

ENGLISH
Upper-Intermediate(B2)
 NFT MARKETPLACE

A cutting-edge NFT marketplace project with immersive gaming mechanics at its core.
This innovative platform serves as a bridge between the world of nonfungible tokens
(NFTs) and the dynamic realm of gaming, offering a unique and tailored experience for
both creators and collectors. Additionally, a robust CRM system was developed in
conjunction with this marketplace to enhance user management and engagement.

Responsibilities:
- Implementing robust frontend security measures to ensure the protection of user data
and transactions.
- Collaborating with backend developers to establish secure communication protocols
between the frontend and backend systems.
- Enhancing the user interface to deliver an intuitive and secure experience.
- Optimizing frontend performance for responsive user interface.

NETWORK MONITORING

An internal product tailored for a network service provider, allowing real-time tracking of
device locations, graphical visualization of various metrics, tabulated user information,
report generation, and flexible data import/export capabilities.This type of product
empowers network service providers to monitor the state of their infrastructure, ensure
high availability, and analyze data to enhance performance and customer service.

Responsibilities:
- Creating a user-friendly interface for real-time tracking and visualization of network
metrics.
- Collaborating with backend developers to integrate tRPC for communication between
the frontend and backend systems.
- Implementing flexible data import/export capabilities to enhance the product s
usability for providers.
- Collaborating with the team to implement and optimize graphical visualization using
recharts for effective data representation.
 CRYPTOCURRENCY ANALYTICS

An all-in-one cryptocurrency companion app designed to provide users with a
comprehensive toolkit for navigating the dynamic world of digital assets. This app
empowers crypto enthusiasts and investors by offering a feature-rich platform for
monitoring cryptocurrency ratios, analyzing growth trends through interactive charts,
integrating personal wallets, accessing in-depth statistics, conducting currency
comparisons, and exploring dynamic chart analytics. In addition, the app offers a range
of calculators to assist users in making informed financial decisions.

Responsibilities:
- Integration wallet and security measures.
- Providing dynamic currency comparison.
- Implementing interactive calculator tools.
- Playing a main role in the continuous enhancement of the user interface.

ENERGY SUPPLY

Is a smart system carefully designed to encourage smooth communication between
energy service providers and users. This platform gives providers an easy-to-use app
builder, letting them easily create personalized websites. Users can effortlessly monitor
their electricity, gas, and water usage, customize rates, and manage their accounts
efficiently. Users can explore a wishlist feature, view bonuses, products, providers can
access an admin dashboard that provides a unique experience to their needs.

Responsibilities:
- Crafting and optimizing a dynamic user interface.
- Implementing innovative frontend solutions to enhance user experience, such as
dynamic color schemes and real-time data updates.
- Playing a main role in the continuous enhancement of the user interface.