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English
$
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I will be your blockchain developer for multi chain web3 dapp evm solana cosmos xrpl
Level 1
Has met certain performance criteria and shows strong potential in the marketplace.
Highly Responsive
Known for exceptionally quick replies
What people loved about this freelancer
johann_hein
Germany
Filip built an excellent presale smart contract on the BSC network for us. The code is secure, gas-efficient, and includes all the features we requested. He...
emmettt984
United States
Absolutely fantastic work! The Polymarket bot is smooth, reliable, and does exactly what was promised. Fast delivery too. Filip was very responsive, explained...
kathydurant
United States
Filip is a phenomenal backend developer and truly a rare talent. He writes clean, efficient, and rock-solid code that handles even the toughest challenges with...
jrnola504
United States
Flip’s work on the Rust smart contract is truly extraordinary, reflecting not only exceptional technical mastery but also visionary craftsmanship. Every line...
paulantonoffice
United States
Working with Filip was a great experience. He is very talented and was able to deliver something other developers on fiverr struggled with. He stuck to the...
About this Gig
Hi, I'm Filip a Senior Blockchain & Web3 Developer with 6+ years of experience building decentralized applications across multiple blockchains.
I specialize in professional full-stack Web3 DApps on EVM chains(Ethereum, BSC, Base, Polygon, Arbitrum, etc.), Solana(Rust), Cosmos, Sui, Tron, TON, XRPL, and more.
What I deliver:
- Smart contract development & integration (Solidity, Rust, Move, Tact)
- Modern frontend with React, Next.js, TypeScript & Tailwind CSS
- Multi-chain wallet integration using Reown module (MetaMask, Phantom, Keplr, etc.)
- Backend & API when needed
- Full testing, security best practices, and deployment
Popular projects:
- Token launchpad & presale
- DeFi dashboards & protocols
- Multi-chain bridge
- DAO platforms
- Web3 games
- NFT marketplaces
Why choose me:
- Clean, secure, production-ready code
- Fast communication (reply within 1 hour)
- Transparent process
- 4.9/5 rating from 41+ reviews
I have delivered 40+ successful Web3 projects.
Send me your idea or preferred networks, and I will reply within 1 hour with a custom plan and quote.
Looking forward to building your multi-chain Web3 DApp!
Keep your assets and information safe
Cryptocurrency services focus solely on developing and programming. Never share sensitive information or private keys with others.
My Portfolio
Reviews
32 reviews for this Gig
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| (1) |
Rating Breakdown
- Seller communication level
- Quality of delivery
- Value of delivery
Sort By
Most relevant
D drako_crypto
Netherlands
The seller delivered a high-quality pump.fun smart contract on the TON network exactly as I wanted. Delivered clean, well-documented code on time. Communication was excellent throughout, very responsive and professional — I’ll definitely work with them again.
$100-$200
Price
2 days
Duration
Helpful?Y yuki_crypto
Japan
I’m really impressed with the smart contract development work! The developer delivered clean, well-commented, and secure code exactly as requested. Communication was smooth and professional throughout the project. He understood the requirements quickly and made sure everything worked perfectly. Highly recommended! Thank you!
$50-$100
Price
2 days
Duration
F 
Seller's Response
Helpful?C code_novaa
France
Filip is one of the most experienced and skilled Web3 developers I've ever worked with. He delivered the project on time with outstanding quality. The results exceeded my expectations. I will definitely hire him again for future projects. Highly recommended! Thank you, Filip! ⭐⭐⭐⭐⭐
$50-$100
Price
4 days
Duration
Helpful?J 
johann_hein
Germany
Filip built an excellent presale smart contract on the BSC network for us. The code is secure, gas-efficient, and includes all the features we requested. He was very responsive, provided regular updates, and delivered the project ahead of schedule. I will definitely hire him again for future blockchain projects!
$50-$100
Price
2 days
Duration
Helpful?T 
tommy_bell8
United Kingdom
Excellent work delivering the Solana lottery smart contract and test script. Everything was well-structured, functional, and met the requirements perfectly, with smooth communication throughout. Highly recommended — I’d gladly work with them again.
$50-$100
Price
2 days
Duration
Helpful?
Reviews
32 reviews for this Gig
| (31) | ||
| (0) | ||
| (0) | ||
| (0) | ||
| (1) |
Rating Breakdown
- Seller communication level
- Quality of delivery
- Value of delivery
Sort By
Most relevant
D drako_crypto
Netherlands
The seller delivered a high-quality pump.fun smart contract on the TON network exactly as I wanted. Delivered clean, well-documented code on time. Communication was excellent throughout, very responsive and professional — I’ll definitely work with them again.
$100-$200
Price
2 days
Duration
Helpful?Y yuki_crypto
Japan
I’m really impressed with the smart contract development work! The developer delivered clean, well-commented, and secure code exactly as requested. Communication was smooth and professional throughout the project. He understood the requirements quickly and made sure everything worked perfectly. Highly recommended! Thank you!
$50-$100
Price
2 days
Duration
F Seller's Response
Helpful?C code_novaa
France
Filip is one of the most experienced and skilled Web3 developers I've ever worked with. He delivered the project on time with outstanding quality. The results exceeded my expectations. I will definitely hire him again for future projects. Highly recommended! Thank you, Filip! ⭐⭐⭐⭐⭐
$50-$100
Price
4 days
Duration
Helpful?J johann_hein
Germany
Filip built an excellent presale smart contract on the BSC network for us. The code is secure, gas-efficient, and includes all the features we requested. He was very responsive, provided regular updates, and delivered the project ahead of schedule. I will definitely hire him again for future blockchain projects!
$50-$100
Price
2 days
Duration
Helpful?T tommy_bell8
United Kingdom
Excellent work delivering the Solana lottery smart contract and test script. Everything was well-structured, functional, and met the requirements perfectly, with smooth communication throughout. Highly recommended — I’d gladly work with them again.
$50-$100
Price
2 days
Duration
Helpful?
