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$30 USD / hour
Flag of UA
c. ladyzhyn, ukraine
$30 USD / hour
It's currently 7:06 PM here
Joined August 24, 2021
1 Recommendation

Roman B.

@rbilozor

monthly-level-four.svg
5.0 (10 reviews)
4.1
4.1
$30 USD / hour
Flag of UA
c. ladyzhyn, ukraine
$30 USD / hour
91%
Jobs Completed
100%
On Budget
100%
On Time
11%
Repeat Hire Rate

Pro Web/App developer | React, Blockchain expert

Hello, I'm Roman, Professional web/app, Blockchain developer. I offer a premium service to my clients. I am sensitive-responsive, available M-F during normal business hours and offer quality products with rapid turnarounds. Working on regular jobs, I was responsible for many roles and had 6+ years of experience in backend, frontend, app development, Shopify and web design. Especially, I mastered React, Redux, Redux-Saga, Thunk, Hook, Function Component and UI libraries such as Material UI, Semantic UI, CoreUI, ChakraUI... According to increase the interests of blockchain skills, I began to be interested in blockchain and learn about this. As a result, I have strong knowledge and 2+ years of enough experience in blockchain development, e.g Smart contract with Solidity and Rust, DApp, DeFi project like yield farming, staking, LP tokens and Pooling Protocol, Layer2 tech, NFT based ERC721 & ERC1155. Have got expertise in Solana, Ethereum with Metaplex and Swap Router, etc. My Expertise: - Programming language: C, C++, C#, Java - Back-end: Laravel, Express, Node, Python, Django, PHP - Front-end: React, React Native, Vue, Angular, Next, TypeScript - Data Engineering: MySQL, MsSQL, PostgreSQL, MongoDB, Firebase - CMS: WordPress, Wix, Unbounce, Shopify, eCommerce - Cloud Platform: AWS, Azure, Google Cloud Platform(GCP), Docker, Cpanel, Hostgater - API Integrations: Stripe, PayPal, Google Map, Calendar, Twilio, SendGrid, Zoom - VCS+teamwork: Github, Gitlab, Bitbucket I didn't work here so long, so my review isn't enough to show my skills. But I assure you that my skills will be proved by my clients' belief. I shall endeavor to exceed your expectations. Thank you in advance for your time and consideration. I'm looking forward to working with you soon.
Freelancer Javascript Developers Ukraine

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Portfolio Items

This was a very interesting project for me. first, it started with no backend Arwes framework, my job was to create a responsive web design with it, add an image gallery, and create a responsive timeline. The next thing to do was to integrate Mailchimp, and after this integrate Wax and Paddle blockchain wallets
React Project(https://darkgalaxies.io)
This was a very interesting project for me. first, it started with no backend Arwes framework, my job was to create a responsive web design with it, add an image gallery, and create a responsive timeline. The next thing to do was to integrate Mailchimp, and after this integrate Wax and Paddle blockchain wallets
React Project(https://darkgalaxies.io)
This was a very interesting project for me. first, it started with no backend Arwes framework, my job was to create a responsive web design with it, add an image gallery, and create a responsive timeline. The next thing to do was to integrate Mailchimp, and after this integrate Wax and Paddle blockchain wallets
React Project(https://darkgalaxies.io)
Salonista is a platform where users can search and book their favorite salons around them. Shop owners can list their barbers and services in the app through a web dashboard. Barbers can manage their services, appointments, profile, availability and more. Users can manage their appointments, favorites, profile etc.
https://apps.apple.com/pk/app/salonista-salon-booking-app/id1521804032
React Native project(https://apps.apple.com/pk/app/salonist)
Salonista is a platform where users can search and book their favorite salons around them. Shop owners can list their barbers and services in the app through a web dashboard. Barbers can manage their services, appointments, profile, availability and more. Users can manage their appointments, favorites, profile etc.
https://apps.apple.com/pk/app/salonista-salon-booking-app/id1521804032
React Native project(https://apps.apple.com/pk/app/salonist)
Salonista is a platform where users can search and book their favorite salons around them. Shop owners can list their barbers and services in the app through a web dashboard. Barbers can manage their services, appointments, profile, availability and more. Users can manage their appointments, favorites, profile etc.
https://apps.apple.com/pk/app/salonista-salon-booking-app/id1521804032
React Native project(https://apps.apple.com/pk/app/salonist)
Salonista is a platform where users can search and book their favorite salons around them. Shop owners can list their barbers and services in the app through a web dashboard. Barbers can manage their services, appointments, profile, availability and more. Users can manage their appointments, favorites, profile etc.
https://apps.apple.com/pk/app/salonista-salon-booking-app/id1521804032
React Native project(https://apps.apple.com/pk/app/salonist)
Weather Forecast iOS/Android app. It had been written by React Native. 
- React Native 
- Integrating Weather API 
- Google AdMob
IOS development(https://apps.apple.com/us/app/weather-perfe)
Weather Forecast iOS/Android app. It had been written by React Native. 
- React Native 
- Integrating Weather API 
- Google AdMob
IOS development(https://apps.apple.com/us/app/weather-perfe)
Designed whole homepage based on provided designs.
Shopify project(https://www.funyshopper.com)
Designed whole homepage based on provided designs.
Shopify project(https://www.funyshopper.com)
I designed a landing page according to client requirement and used the logo colours in a full website also I gave the slider effect on the frontpage and client likes it very much I developed login functionalities, payment integration, Booking and info page and also customize the WordPress plugin for the booking page.
Responsive web design(https://www.pampherlux.com)
I designed a landing page according to client requirement and used the logo colours in a full website also I gave the slider effect on the frontpage and client likes it very much I developed login functionalities, payment integration, Booking and info page and also customize the WordPress plugin for the booking page.
Responsive web design(https://www.pampherlux.com)
I designed a landing page according to client requirement and used the logo colours in a full website also I gave the slider effect on the frontpage and client likes it very much I developed login functionalities, payment integration, Booking and info page and also customize the WordPress plugin for the booking page.
Responsive web design(https://www.pampherlux.com)
Development of the media library about Ellen Gould White and the Seventh-day Adventist Church. 
Key features: 
• Online viewer of PDF-files 
• Storing files on Selectel storage 
• Dashboard for managing content and search information 
• Advanced search, which works as a Single Page Application and includes: 
  – Complicated system of filters and sorters 
  – Availability of making search in pdf files with highlighting 
  – Using many types of viewers based on type of content (pdf, audio, images, etc.) 
• Custom audio player 
• Machine book’s translations via Google API
Laravel+Vue project (https://ellenwhite.org)
Development of the media library about Ellen Gould White and the Seventh-day Adventist Church. 
Key features: 
• Online viewer of PDF-files 
• Storing files on Selectel storage 
• Dashboard for managing content and search information 
• Advanced search, which works as a Single Page Application and includes: 
  – Complicated system of filters and sorters 
  – Availability of making search in pdf files with highlighting 
  – Using many types of viewers based on type of content (pdf, audio, images, etc.) 
• Custom audio player 
• Machine book’s translations via Google API
Laravel+Vue project (https://ellenwhite.org)

Reviews

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Showing 1 - 5 out of 10 reviews
Filter reviews by:
5.0
$250.00 CAD
Excellent skills, great communication and very responsive!
JavaScript Node.js Express JS React.js Typescript
G
Flag of CA Garrett M. @GameSeven
12 days ago
5.0
$300.00 CAD
Responsive, great communicator, smashes deadlines!
PHP JavaScript CSS MySQL HTML
+1 more
G
Flag of CA Garrett M. @GameSeven
21 days ago
5.0
$160.00 CAD
Repeat hire. Roman is an expert and always delivers!
PHP JavaScript CSS MySQL HTML
+1 more
G
Flag of CA Garrett M. @GameSeven
21 days ago
5.0
$100.00 CAD
Great experience working with Roman. Clear communication, quick delivery and excellent quality of work!
PHP JavaScript WordPress MySQL HTML
G
Flag of CA Garrett M. @GameSeven
22 days ago
5.0
£200.00 GBP
He was really great Great communication A master at his work
PHP JavaScript MySQL
F
Flag of GB Olasunkanmi K. @freshsmart
29 days ago

Experience

Senior Web/App developer

GEARHEART
Jan 2019 - Aug 2021 (2 years, 7 months)
● Built a hotel and travel booking websites using Laravel & Vue.js ● Built a Twilio chatbot using python ● Switched an old airhob API to new booking API and updated the Stripe payment API and webhook for booking payment system ● Built a betting sites from scratch. ● Built web app using React Native, Flutter and Lonic

Backend developer

TEPLIN
Feb 2017 - Nov 2018 (1 year, 9 months)
● Built a dating websites using Laravel and node.js ● Built a live chat module by using Express.js, Socket.io and React.js ● Built a shopping sites using Laravel, shopify and Wordpress

UX/UI designer/Frontend developer

SE7ENSKY frontend studio
Feb 2015 - Jan 2017 (1 year, 11 months)
● Building user-friendly web frontend using React.js, Vue.js, Angular and Next.js ● Implementing UX/UI to the responsive React.js, Vue.js, React Native frontend ● Performing Logo design, Landing page design, Figma design using Photoshop, Illustrator.

Education

Bachelor of computer science

Kyiv National Economics University, Ukraine 2011 - 2015
(4 years)

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Certifications

preferredfreelancer-1.png Preferred Freelancer Program SLA 1 97%

Top Skills

JavaScript 8 PHP 7 HTML 7 CSS 6 MySQL 5

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