Serhi C.
Odessa, Ukraine
88%
Job Success
Blockchain Developer
$40.00/hr
Hi. I have 12 years of experience in software development, the last 5 years of which have been related to the blockchain development. The shortlist of my skills:
✅ Smart contracts development and deployment for Ethereum, BNBchain, Solana, Polygon, Polkadot, Avalanche netwokrs
✅ Crypto exchanges (DEX/CEX, P2P)
✅ Avalanche and Ethereum mass payment tools with low gas consumption
✅ Tokens creation(ERC-20, ERC-721, BEP-20)
✅ Blockchain forks
✅ Creating tools/scripts for data interacting/data extracting from the blockchains
✅ Processes automatization
✅ API and Microservices
✅ Building React/Vue applications, subgraphs, databases
✅ Configuring CI/CD Pipelines in AWS, DigitalOcean, Azure
✅ Security audit, bug hunting
Just reach me out!
Cheers, Serhi
Work History
Solana Minting Tool via CLI
4.40
Feb 2, 2022
-
Sep 27, 2022
Private earnings
Historical prices using the blockchain
3.50
Nov 3, 2021
-
Jan 5, 2022
Private earnings
web3.py/ethers.js/web3.js based script to read Ethereum side chain and interact with smart contract
Nov 16, 2021
-
Jan 2, 2022
No feedback given
Private earnings
Windows application developer needed
May 7, 2021
-
Dec 17, 2021
No feedback given
Private earnings
Update C#.NET Core App to use System.DirectoryServices.Protocols to write to AD
5.00
May 3, 2021
-
May 5, 2021
"Serhi did a very good job in a very complex and unusual task, I will hire him again! Thanks!"
Private earnings
Android NDK: Integrate Rockchip MPP to our Videoplayer App for better 4K Video Playback performance
Feb 5, 2021
-
Feb 8, 2021
No feedback given
Private earnings
Build Android App That Shows Me My Users' Precise Location on Google Maps
Sep 22, 2022
-
Present
Job in progress
Private earnings
Germany! Need to test the app from Play Market
Apr 5, 2022
-
Present
Job in progress
Private earnings
Launchpad Blockchain
Mar 26, 2022
-
Present
Job in progress
Private earnings
Serhi C. has more jobs. Create an account to review them
Portfolio
Skills
- Linux
- React
- Node.js
- Cryptocurrency
- C#
- JavaScript
- TypeScript
- Smart Contract
- Python
- Blockchain
- Ethereum
- DApps
- Solidity
- Desktop Application
- Blockchain Development
- web3.js
Serhi C.
Odessa, Ukraine
88%
Job Success
18
Total Jobs
137
Total Hours
View profile
All work
Blockchain Developer
Specializes in$40.00/hr
Hi. I have 12 years of experience in software development, the last 5 years of which have been related to the blockchain development. The shortlist of my skills:
✅ Smart contracts development and deployment for Ethereum, BNBchain, Solana, Polygon, Polkadot, Avalanche netwokrs
✅ Crypto exchanges (DEX/CEX, P2P)
✅ Avalanche and Ethereum mass payment tools with low gas consumption
✅ Tokens creation(ERC-20, ERC-721, BEP-20)
✅ Blockchain forks
✅ Creating tools/scripts for data interacting/data extracting from the blockchains
✅ Processes automatization
✅ API and Microservices
✅ Building React/Vue applications, subgraphs, databases
✅ Configuring CI/CD Pipelines in AWS, DigitalOcean, Azure
✅ Security audit, bug hunting
Just reach me out!
Cheers, Serhi
Work History
Solana Minting Tool via CLI
4.40
Feb 2, 2022
-
Sep 27, 2022
Private earnings
Historical prices using the blockchain
3.50
Nov 3, 2021
-
Jan 5, 2022
Private earnings
web3.py/ethers.js/web3.js based script to read Ethereum side chain and interact with smart contract
Nov 16, 2021
-
Jan 2, 2022
No feedback given
Private earnings
Windows application developer needed
May 7, 2021
-
Dec 17, 2021
No feedback given
Private earnings
Update C#.NET Core App to use System.DirectoryServices.Protocols to write to AD
5.00
May 3, 2021
-
May 5, 2021
"Serhi did a very good job in a very complex and unusual task, I will hire him again! Thanks!"
Private earnings
Android NDK: Integrate Rockchip MPP to our Videoplayer App for better 4K Video Playback performance
Feb 5, 2021
-
Feb 8, 2021
No feedback given
Private earnings
Build Android App That Shows Me My Users' Precise Location on Google Maps
Sep 22, 2022
-
Present
Job in progress
Private earnings
Germany! Need to test the app from Play Market
Apr 5, 2022
-
Present
Job in progress
Private earnings
Launchpad Blockchain
Mar 26, 2022
-
Present
Job in progress
Private earnings
Serhi C. has more jobs. Create an account to review them
Portfolio
Skills
- Linux
- React
- Node.js
- Cryptocurrency
- C#
- JavaScript
- TypeScript
- Smart Contract
- Python
- Blockchain
- Ethereum
- DApps
- Solidity
- Desktop Application
- Blockchain Development
- web3.js
Hours per week
More than 30 hrs/week