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Blockchain Developer

Experienced blockchain developer with over 8 years of professional expertise in developing Ethereum decentralized applications (Dapps). Proficient in building and deploying NFT factories and marketplaces on both Mainnet and Layer 2 (L2) chains, including Polygon, Arbitrum, Optimism, and Zksync. Led successful deployments of smart contracts for tokenization of real-world assets (RWA), KYC attestations, and implemented account abstraction techniques, resulting in a 50% increase in platform functionalities. Possesses advanced skills in architectural design, contributing to the development of next generation smart contracts and standards for tokenized capital markets, with a focus on scalability, security, and efficiency.



Experience: 6 years

Yearly salary: $102,000

Hourly rate: $50

Nationality: 🇺🇸 United States

Residency: 🇺🇸 United States


Experience

BlockchainDeveloper
Levi Sirmons
2022 - 2024
Managed the deployment involving smart contracts to RWA tokenization, KYC attestations, and account abstraction, resulting in a remarkable 40% reduction in transaction processing time and enhancement of overall platform efficiency. Developed an Ethereum wallet that removed and added specific functionalities to the basic Metamask web3 wallet. Created and integrated advanced permission controls into the web3 wallet to restrict access to treasury wallet(s) for non-admin team members; bolstered security protocols, reduced potential risks by 30%, and ensured compliance with industry regulations. Guided the development and strategic implementation of a smart contract framework, incorporating advanced indexing and off-chain architectures. Resulted in a remarkable 30% increase in transaction speed and a noteworthy 15% decrease in system vulnerability. Led the development and deployment of advanced smart contracts for DApps, resulting in a 40% surge in user adoption, revolutionizing decentralized applications and improving operational efficiencies. Took the lead in the industry by participating in top online blockchain forums, sharing innovative ideas, and contributing to technical conversations, bringing about a considerable 25% increase in community engagement.
SolidityDeveloper
Currentz Corp
2018 - 2022
Integrated not only Web 3.0 payments using cryptocurrencies through a Metamask wallet but also purchasing the NFTs using a credit card where customer knowledge of Web 3.0 is not necessary. Constructed and deployed innovative Web3 integrations for DApps, enabling real-time connectivity with the Ethereum blockchain; boosted transaction throughput by 30% and reduced gas fees by an average of 15% across transactions. Applied smart contracts on Layer 2 chains (Polygon, Optimism), slashing gas fees by 45%, optimizing cost structures, and enhancing operational performance, resulting in a 30% increase in user transactions. Implemented feedback from security audits to enhance the robustness and reliability of smart contracts, resulting in a 40% reduction in vulnerabilities and security risks. Led smart contract development at Currentz, innovating with ERC-721 and ERC-1155 Solidity contracts on Ethereum and EVM-compatible chains, bolstering security, scalability, and interoperability for ecosystem expansion and user uptake. Crafted a systematic framework for facilitating NFT drop setups and user interactions on the creative economy platform; led to a 30% decrease in customer support inquiries and a 25% increase in customer satisfaction ratings.
FullStackDeveloper
Next Jump
2014 - 2018
Engineered an additional revenue stream by providing exceptional customer support, leading to $18k in new license sales within the first three weeks following the latest product release. Improved system reliability and performance by addressing bottlenecks in PHP and Go API services. Implemented Kibana monitoring for issue detection, resulting in a significant 40% enhancement in system stability and performance. Directed the transition from PHP to Go for hotel and flight API services, achieving a remarkable 65% decrease in errors and a 20% reduction in latency, enhancing overall system performance. Spearheaded the revamp of tech stack which resulted in 40% decrease in server costs. Established a web-based inventory management system using Python and Django, reducing inventory errors by 20%. Integrated machine learning algorithms for predictive analytics, resulting in a 20% improvement in patient outcomes.

Skills

agile
angular
crypto
cryptography
erc-20
ethereum
evm
golang
java
javascript
jira
nextjs
node
openzeppelin
php
polygon
python
react
scrum
smart-contract
solidity
tailwind
truffle
typescript
vue
web3
english