Zachary

Petersen

•Crafted and optimized secure, high-performance smart contracts in Rust for the Solana blockchain, focusing on scalability and minimizing transaction fees. •Developed decentralized applications (dApps) on Polkadot, utilizing Rust's WebAssembly capabilities to achieve seamless cross-chain interoperability. •Built and deployed Cosmos SDK modules with Cosmwasm, facilitating the creation of custom sovereign blockchains tailored to specific needs. •Participated in the development of a decentralized exchange on the Injective network, employing Cosmwasm to design secure and efficient trading contracts. •Engineered smart contracts for the Sui and Aptos networks using the Move programming language, ensuring robust security and parallel execution capabilities. •Collaborated with the Cardano developer community to create and audit smart contracts using the Plutus platform and the Haskell-based Marlowe domain-specific language.

•Developed and optimized secure, high-performance smart contracts using Solidity and Rust for the Ethereum and Solana blockchains, focusing on scalability and minimizing transaction fees. •Implemented decentralized applications (dApps) on Ethereum and Polkadot, leveraging Rust's WebAssembly capabilities for cross-chain interoperability. •Deployed and audited smart contracts for NFT projects, ensuring security and compliance with industry standards. •Wrote and tested smart contracts using Hardhat and Truffle, integrating them seamlessly with frontend applications using Wagmi and Web3.js. •Customized and forked existing secure smart contracts, implementing trending methods like yield farming and building bridges between networks. •Crafted engaging and responsive user interfaces using Figma, React, Next.js, Vue.js, and Nuxt.js, ensuring seamless navigation and visually appealing designs

•Developed RESTful APIs using Spring Boot and deployed to AWS: Cerner frequently uses Spring Boot for backend services in their healthcare applications. •Developed healthcare management software: Cerner specializes in healthcare management systems, making your experience in developing patient data management applications highly relevant. •E-commerce website development using Spring, ASP.NET, React, and Vue: Cerner's software often includes complex user interfaces and secure transaction processing, aligning with your experience in building ecommerce platforms. •Frontend development using Angular, React with Tailwind CSS, Headless UI: Cerner uses various frontend technologies to create userfriendly and responsive interfaces for their healthcare solutions. •Utilized AWS Lambda functions for data processing: Cerner uses cloud-based solutions, including AWS, for scalable and efficient data processing.

•Enhanced the functionality and error handling capabilities of existing Golang Restful API using the Gin Framework. •Developed a Java-based patient scheduling application using Spring Boot that integrated with an existing HIS (Health Information System) system via REST APIs, improving clinic workflow and reducing wait times by 30%. •Skilled in utilizing Golang drivers to execute operations such as CRUD and complex queries with PostgreSQL, MySQL, MongoDB, and Redis. •Developed and trained deep learning models using frameworks like TensorFlow or PyTorch, applying techniques such as convolutional neural networks (CNNs) and recurrent neural networks (RNNs) for image recognition. •Created a web application using Django and Flask, implementing MVC architecture and using DRF for authentication and authorization.