Solidity Developer

Delivered on-chain/off-chain features for a live streaming platform (Twitch competitor) with crypto payment rails across Ethereum/Arbitrum and a TypeScript backend; integrated wallet flows and contract interactions. Designed event-driven architectures using Kafka for real-time data processing and blockchain event handling. Built React/Node services, optimized critical paths, and enforced security & gas-cost best practices in Solidity. Implemented smart contract upgrades for decentralized NFT marketplace using proxy patterns. Improved developer productivity with modular contracts, typed ABIs, and automated testing.

Held lead development role, prioritizing, categorizing, and delegating tasks to the team, conducting code reviews, and serving as the principal software architect. Led full-stack development for a SaaS product for tracking sales leads, including coding, maintaining, testing, and architecture. Owned DevOps role from ground up, including designing, building out, and scaling the AWS cloud infrastructure the product operated on, ensuring security best practices, scalability, and performance. Guided architectural decisions through Revalize acquisition and post-acquisition transition. Technologies used: Front-end - ReactJS, BackboneJS; Back-end - MongoDB, PostgreSQL, Java Spring; Redis for highly scalable in-memory stores.

Core back-end cloud-based REST + SaaS product - Java. Consumer-facing website - PHP, MySQL, HTML, CSS, Javascript. Dynamic client code generation tools - Java, Antlr/StringTemplate, Gradle, REST. Lead client- and server-side developer - LAMP stack, HTML, CSS, JavaScript (jQuery). eCommerce API integration - Stripe. Wrote proprietary SDKs for core product - Objective C/iOS, Android.