Denys F. Front-End Engineer

Experience

Frontend Developer

September 2016 – present

Projects

Frontend developer, Perform Live

1 year (June 2021 - present)
Description: A web application for creators where they can monetize their talent. Creators can get money (sell products, receive gifts, paid performances participation) through live streaming. The app contains a whole bunch of features related to the commerce side of the project (creation products, sales, analytics, shipping, payout, and so on) and functionality to create and conduct live streams including audience management.
Responsibilities:

• Develop new modules and refactoring old modules
• Estimate features
• Code review
• Refactoring
• Bug fixing

Technologies: React, React-router, React hooks, Redux, Redux Query, Axios, Eslint

Frontend developer

6 months (January 2021 - June 2021)
Description: An application allows you to buy/sell/auction tickets to different events. Also, every ticket includes info about location and other details. The most interesting thing is that you can buy tickets only with cryptocurrencies. This app also integrates with your contacts (long list issues were solved).
Responsibilities:

• Create frontend of web application based on React
• Design the architecture of an application
• Estimate features
• Implement features
• Code review
• Refactoring
• Bug fixing

Technologies: React, React-router, React hooks, Redux, Redux Saga, Axios, Eslint

Frontend developer, Pro Habits

11 months (February 2020 - December 2020)
Description: A web app that helps people to develop professional and personal habits. The main goal is to create a list (pro-track) of activities and assign different pro tracks to organizations. People in organizations can choose some pro-track and do activities day by day. The system sends emails twice a day using AWS lambdas like triggers.
Responsibilities:

• Design the architecture of an application
• Estimate features
• Implement features
• Code review
• Refactoring
• Bug fixing

Technologies: Node.js, Postgres, Express.js, JWT, AWS, React, React Material, React Hooks

Frontend developer

11 months (April 2019 - February 2020)
Description: The platform that helps GYMs owners make their place safer. The user has to answer a bunch of surveys related to different categories. Questions appear or not dynamically (based on previous answers). Also, the user can attach photos to prove their answers. Application in real-time calculates safety percent in each category. Any user can easily get a detailed report in PDF
Responsibilities:

• Create web platform based on React
• Implement a new UI for frontend due to design
• Estimate features
• Bug fixing

Technologies: TypeScript, React, Eslint, Redux, Redux-Saga, Formik

Frontend developer

7 months (October 2018 - April 2019)
Description: Web application - it’s a task manager where you can create projects, share them with friends, comment, and so on.
Responsibilities:

• Perform full scope of frontend development
• Maintain app structure and architecture
• Maintain high-quality coding standards
• Create a component system
• Actively participate in team meetings and peer reviews of software code, as well as design reviews

Technologies: React, React router, Redux-Saga

Frontend developer, Julbox

10 months (January 2018 - October 2018)
Description: UI development for an online graphic design application. The application includes animations, transitions, and other required behaviors, and all related pop-ups and windows.
Responsibilities:

• Work at all stages of the product lifecycle from requirements capture, through design to implementation
• Development of the UI part
• Markups creation
• Code review
• Refactoring

Technologies: Javascript, React, HTML5, CSS3, Bootstrap

Frontend developer

9 months (April 2017 - December 2017)
Description: This is the admin panel for the application where users buy or rent numbers for organizations. In this admin panel, you can view and edit orders and individual numbers from orders, add or remove numbers, generate promotional codes with discounts, create pre-existing numbers with unique settings that will be available to the client with a token in the generated URL, view various analytical data by numbers and users
Responsibilities:

• Perform full scope of frontend development
• Maintain app structure and architecture
• Maintain high-quality coding standards
• Create component-system
• Actively participate in team meetings and peer reviews of software code, as well as design reviews

Technologies: HTML (PUG), CSS (SCSS, flexbox), JS (jQuery 3.x), Gulp, NPM, PUG, Bootstrap, Git, Docker, Redmine

Frontend developer

8 months (September 2016 - April 2017)
Description: This is a platform for collecting statistics and information for soccer matches and tournaments. It allows you to view statistics of teams and players, both for the season and for all time, and get information about matches: lineups, referee team, team position in different tournaments, events in matches, etc.
Responsibilities:

• Develop the frontend part of an application
• Estimate features
• Design features
• Enhance application for maximum speed and scalability
• Validate input before submitting to the backend
• Bridge the gap between graphic design and technical implementation
• Bug fixing

Technologies: React, React router, TypeScript, RTK, RTK Query, React hooks

Education

Kharkiv National University of Radioelectronics
Qualification: Master’s degree, Computer Engineering and management
2013-2017