Upwork home
Sign up
Project Catalog
DesignDesign
Video & AudioVideo & Audio
Development & ITDevelopment & IT
MarketingMarketing
Writing & TranslationWriting & Translation
MoreMore

You will get any type of blockchain or fintech web application

Konstantin S.Status: Offline
Konstantin S.
Preview imagePreview imagePreview imagePreview image

Let a pro handle the details

Buy Web Application Programming services from Konstantin, priced and ready to go.
Konstantin S.Status: Offline
Konstantin S.
Preview imagePreview imagePreview imagePreview image

Let a pro handle the details

Buy Web Application Programming services from Konstantin, priced and ready to go.

Project details

I would be glad to help you with development of:

• DeFi ecosystems
• wallets
• NFT marketplaces
• trading systems, platforms and bots
• exchanges (both centralized and decentralized)
• gambling (betting, casino, poker, lotteries) platforms
• governance platforms
• banking/payment systems
• financial marketplaces and so much more.
Programming Languages
JavaScript, TypeScript
Coding Expertise
Cross Browser & Device Compatibility, Design

What's included $12,000

These options are included with the project scope.

$12,000
  • Delivery Time 20 days
  • Number of Revisions 1
    • Design Customization
    • Responsive Design
    • Source Code
Optional add-ons You can add these on the next page.
Wireframes (+ 3 Days)
+$2,400
Technical documentation (+ 3 Days)
+$2,400
Konstantin S.Status: Offline

About Konstantin

Konstantin S.Status: Offline
Senior Blockchain Developer
Lappeenranta, Finland - 6:05 pm local time
I create and modify existing blockchain solutions using modern technologies in various fields of economy: Financial systems, GameFi including Metaverse, Intellectual property rights like NFT, Crypto trading systems, Gambling, Distributed data storage technologies, Entertainment applications, Social media, and so on.

Technology stack:
Blockchain development: Solidity, Rust, Golang, C++
Web & mobile development: Golang. Node.js, React.js, React Native

Well, here are the main areas of my activity:
• Core blockchain development
• DeFi development
• Smart contracts development
• dApp and web development
• Integration & Payment systems development

Steps for completing your project

After purchasing the project, send requirements so Konstantin can start the project.

Delivery time starts when Konstantin receives requirements from you.

Konstantin works on your project following the steps below.

Revisions may occur after the delivery date.

Discussion of your project

I ask questions and collect all necessary information about your projects like documenetation and all your requirements. We come to a consensus and determine the steps we will follow.

Development

I am working on your project, and according to our agreements I will inform you about the intermediate results

Review the work, release payment, and leave feedback to Konstantin.