Oleg Kolesnykov
Offer Oleg work on your next project.
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Offer work
Vilnyus,
Lithuania
5 days 16 hours back
available for hire
age 33 years
on the service 14 days 21 hours
Rating
Successful projects
Average rating
Language proficiency level
Українська: fluent
Русский: fluent
Français: advanced
English: intermediate
Skills and abilities
Programming
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Content Management Systems
from 29 USD for hour
- Databases & SQL
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HTML & CSS
from 23 USD for hour
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Javascript and Typescript
from 35 USD for hour
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PHP
from 29 USD for hour
- Web Programming
Services
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Online Stores & E-commerce
from 35 USD for hour
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Payment Systems Integration
from 47 USD for hour
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Website Development
from 41 USD for hour
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Website Maintenance
from 23 USD for hour
Portfolio
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AFPA Sign Documents Online — electronic document signing system
Web Programming
A web application layout for creating, editing, and signing documents online with a multi-level access rights system.
Developed on Symfony (PHP). Implemented: user role model, document management (creation, editing, deletion), electronic signature, access rights segregation by levels.
… https://github.com/77rolex/AFPA-sign-documents-online
#symfony #php #twig #mysql #webdev #documentflow
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2213 USD Provenclim.com
Web Programming
Corporate website of a French company specializing in the installation and maintenance of air conditioning systems (Mougins, Alpes-Maritimes, 06).
Developed from scratch based on a layout using HTML, CSS, JavaScript, and then integrated into WordPress. Implemented: custom WordPress theme, responsive layout for all devices, SSL/HTTPS configuration on IONOS hosting, contact form, gallery of completed works, SEO optimization.
… The website is targeted at the French market, Provence-Alpes-Côte d'Azur region. The client works with brands such as Daikin, Mitsubishi, Toshiba.
#wordpress #html #css #javascript #websiteconnection #france
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Utilixi — platform of online calculators and tools
Web Programming
Developed from scratch a multilingual (EN, RU, UK, FR, LT) platform of free online tools.
Includes 30+ calculators by categories: finance (mortgage, loans, ROI, deposits), health (BMI, calories, pulse), legal (alimony, fines, EU261), real estate, crypto, weather, and utilities.
… Implemented: live currency and cryptocurrency rates via API, unit converter, password generator, multilingual interface with locale switching.
#calculator #react #nextjs #multilingualism #webdev