Solidity Developer
Blockchain Developer
Blockchain developer focused on smart contracts, ERC-20/721 tokens, NFTs, and Web3 integrations. Hands-on experience with decentralized solutions, Python automation, and full-stack DApp development using React.js, Solidity, and tools like Hardhat. Also experienced in asset control and administrative processes in the construction industry.
Experiece: 6 months
Yearly salary: $20,000
Hourly rate: $30
Nationality: 🇧🇷 Brazil
Residency: 🇧🇷 Brazil
Experience
Administrative Assistant / Asset Control de Ativos
H2obras 2025 - 2025
Management and entry of financial documents in Sienge (contracts, invoices, reports, fixed assets) Support to the controlling department and asset data organization by cost center Interface with engineering and finance departments to streamline processes.
Backoffice Card Services
Porto Seguro 2017 - 2023
Specialized customer support and handling of critical demands Fraud analysis, operational adjustments, and coordination with legal/finance departments Participated in process improvements and average handling time reduction.
Technical Support
Vital Net 2012 - 2013
Technical support and LAN/WAN network configuration Equipment maintenance, Level 1 and 2 support.
Skills
javascript
node
python
rust
solidity
web3-py
english