Senior Blockchain developer needed

Budget: 15000 USD Deadline: 90 days

Hello!

My name is Evgeny, and I have been professionally developing mobile applications, websites, web services, and web applications for 7 years.

*The cost is indicated for 1 hour of work. To provide a more detailed price, I would like to connect/call and discuss the details.

- You can review my portfolio, feedback, and awards in my profile.

Why should you choose me?
- I have taken 1st and 2nd places in international championships and competitions in the IT field
- I have verified video testimonials and letters of appreciation
- I am always available, honest, and reasonable
- I work under a contract
- I lead my own development team

I would be happy to talk to you in more detail about the project. Expand

Budget: 25000 USD Deadline: 77 days

Good day, I am interested in your project and ready to discuss and implement it! I have been in web development for over 15 years and have extensive experience in the field of cryptocurrency and development. Write to me - I would be happy to collaborate!

Budget: 10000 USD Deadline: 25 days

Hi!

We are team of an experienced Blockchain Developers with over 9 years in the industry, specializing in cryptocurrency payment gateways, smart contract development, and DeFi solutions. I’d love to help you enhance your payment system by integrating a native cryptocurrency payment gateway and smart contracts while ensuring a seamless and secure user experience.

✅ Why Choose Eiravox?
* Extensive Blockchain Expertise – Skilled in Ethereum, Binance Smart Chain, Polygon, and Solana, with hands-on experience in smart contract development (Solidity, Rust, Web3.js, Ethers.js).
* Crypto Payment Gateway Integration – Successfully implemented cryptocurrency payment solutions for DeFi platforms, NFT marketplaces, and gaming applications similar to BC.Game.
* Secure & Gas-Optimized Smart Contracts – I write highly efficient, audited smart contracts, ensuring low transaction fees and high security.
* Scalability & Compliance – I prioritize KYC, AML compliance, and secure wallet integrations, providing a future-proof, scalable solution.

Project Approach:
1️⃣ Requirement Analysis – Deep dive into BC.Game’s model and your specific business needs.

2️⃣ Smart Contract Development – Design and deploy secure, gas-efficient contracts for payments.

3️⃣ Payment Gateway Integration – Implement a seamless crypto checkout, supporting multiple coins/tokens.
4️⃣ Security Audits & Testing – Rigorously test for vulnerabilities to prevent exploits.

5️⃣ Deployment & Support – Ensure a smooth rollout with ongoing maintenance.

Let’s discuss how we can tailor this solution to your needs! Looking forward to your response.

Best regards,
Eiravox Team Expand

Budget: 10000 USD Deadline: 30 days

Welcome!

We are the ITZeyz team, and we are ready to help you integrate cryptocurrency payment gateways and implement smart contracts, ensuring secure and efficient cryptocurrency payments.

🔹 What we offer:
✅ Integration of payment gateways to support various cryptocurrencies.
✅ Development and implementation of smart contracts for transaction automation.
✅ UX/UI optimization to enhance user experience.
✅ Implementation of best practices for blockchain payment security.
✅ Building a solution that takes into account the experience of successful platforms like BC.Game.

We have experience in Solidity, Ethereum, Binance Smart Chain, Polygon, and cryptocurrency payment integration. We are ready to discuss the details and offer the optimal solution tailored to your requirements!

📩 We look forward to collaborating!

Best regards,
The ITZeyz Team Expand

Budget: 10000 USD Deadline: 20 days

Hi!
I am 5 year experienced senior bc developer.
Please check my portfolio.
I can make your day!
Thanks for making time for me.
And I cam ready for the any type of your test step.

Budget: 10000 USD Deadline: 20 days

Hello, Arnaldo.
I have full knowledge of bc.game's payment gateway via crypto.
As a senior frontend engineer & blockchain developer, I'm very confident that I can complete your project perfectly and deliver on time.
If you take a look at my reviews and work history on blockchain development, you can check my knowledge of blockchain development.
I'd like to discuss with you.
Thank you.