Building Blockchain Infrastructure and SEO-Driven Web Platforms at ConstructKoin Working as a Sen...Building Blockchain Infrastructure and SEO-Driven Web Platforms at ConstructKoin Working as a Sen...
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Iaroslav's avatar
Iaroslav Fedorenco
• May 4
Building Blockchain Infrastructure and SEO-Driven Web Platforms at ConstructKoin
Working as a Senior Blockchain Engineer at ConstructKoin gave me the opportunity to build both blockchain infrastructure and scalable web systems in the Web3 and real-estate finance space.
ConstructKoin is building an AI-powered real-estate backed blockchain finance ecosystem, combining tokenized finance with real-world asset-backed lending. ()
My role covered smart contract architecture, presale systems, dashboard development, and SEO-focused web platforms.
Built and deployed the token presale smart contract, handling token distribution logic, purchase validation, and secure presale workflows.
Designed the blockchain transaction flow for investor participation, wallet integrations, and token claiming systems.
Developed the admin panel for managing users, token sales, analytics, and platform operations.
Built the user dashboard where investors could track purchases, manage allocations, and monitor token-related activity.
Developed backend systems using Node.js for secure API management, user authentication, transaction tracking, and dashboard operations.
Built frontend systems using React.js to create fast, scalable, and user-friendly investor experiences.
Integrated wallet connection systems and payment workflows for seamless token purchases.
Worked on blockchain logic optimization, contract interaction handling, and transaction reliability improvements.
Built and optimized WordPress websites for marketing and organic growth with strong technical SEO foundations.
Improved SEO performance through optimized architecture, Core Web Vitals improvements, structured data, metadata systems, and search indexing optimization.
Implemented scalable content structures and conversion-focused landing pages to support token marketing campaigns.
This experience allowed me to combine blockchain engineering with product development and SEO strategy, building systems that were both technically strong and growth-focused.
Working across smart contracts, backend systems, frontend dashboards, and SEO-focused web platforms strengthened my expertise in full-cycle Web3 product development.
Blockchain products are not only about smart contracts — they need strong infrastructure, seamless user experiences, and scalable growth systems to succeed.
ConstructKoin was a great example of building all of those together.
Node.jsReactWordPressWeb DesignWeb DevelopmentBlockchain Development
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Atolani's avatar
Atolani Adegbesan
• May 11
Excellent job!
Large's avatar
Large FullMoon
• May 4
Great Experiences!!!
Yarik's avatar
Yarik Andrusin
• May 4
Nice!
Anas's avatar
Anas Inam
• May 5
The best blockchain platforms are built with security, usability, and visibility in mind. This kind of end-to-end system is what makes Web3 products easier to trust and scale.
Geng's avatar
Geng Yu
• May 5
Great experiences.
Large's avatar
Large FullMoon
• May 7
Sounds great!!! How did you implement fiet-crypto payments?
Iaroslav's avatar
Iaroslav Fedorenco
• May 7
I implemented fiat-crypto using paybis services. https://paybis.com/

paybis.com

Buy Bitcoin with Credit Card or Debit Card Instantly | Paybis

Buy Bitcoin with Credit Card or Debit Card instantly. Best Price in the world, 24/7 customer service, serving 48 U.S. states and 180+ countries, loved by millions!

Large's avatar
Large FullMoon
• May 7
I used https://wert.io/ , have you used this?

wert.io

Wert - Payment solutions for NFT and DeFi

Making purchasing of NFTs seamless and not requiring users to have crypto.

Vincent's avatar
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Vincent Pasili
pro
• May 7
Amazing job!
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