Led full technical ownership as sole engineer across architecture, CI/CD, infrastructure, monitoring, and roadmap delivery. Designed burst-resistant event processing with SQS + AWS Lambda (10k+ live scans; load tested to 50k transactions in 10 minutes), shipped secure wallet and NFT systems, and distributed a private SDK for an external development team. Smart contracts passed multiple independent security audits. MVP secured $3M in investment and additional rounds.

Tools: React, Solidity, AWS Lambda, SQS, Redis (SET NX), WebAuthn/secp256r1, Hardhat, Turborepo, Prisma

Built and deployed secure smart contract infrastructure for a fintech token trading MVP. Collaborated on a three-engineer team to design the trading platform, built supporting React UI for transaction state visibility, and developed NestJS APIs for order matching. Led security-focused CI/testing with Slither under external auditor guidance.

Developer tools: React, Solidity, NestJS, Slither, CI/CD

Built a React Native app to replace a legacy desktop furnace-control workflow. Integrated with native .NET services for process status and job control so operators could manage furnaces directly from the floor. Released to the Apple App Store.

Developer tools: React Native, .NET API integration

Cofounded and led engineering for a secondary market ticketing exchange backed by Solidity smart contracts and local ticket distribution flows. Implemented elliptic-curve recovery for embedded transfer signatures in QR-based peer-to-peer exchange. Won Hack Cinci 2018 blockchain competition.

Developer tools: React, Express, Mongo, Solidity, Redis

Led the SaaS application team in migrating a legacy survey builder to a subscription platform with interactive timeline tooling. Deployed AWS EC2 infrastructure and CI/CD with Jenkins, and helped hire/interview engineering candidates.

Developer tools: React, Express, Mongo, Redis, Jenkins, AWS EC2

Built large-scale data transformation pipelines with Node streams across FTP, REST, .shp, and CSV data sources. Integrated RabbitMQ-driven ingestion and ElasticSearch queries supporting ML-based brand profile and customer behavior prediction.

Developer tools: Node Streams, ElasticSearch, RabbitMQ, Mongo

Built a consumer-facing embedded browser plugin with Raptor.js, enabling company integrations with VoIP backend services. Supported automated AWS deployments with Puppet, Vagrant, Asgard, and Packer.

Developer tools: Node, Raptor.js, Puppet, Vagrant, Asgard, Packer

Independently built an automated web crawler and contributed to the admin control panel API. Implemented embedded real-time chat with Node.js and Socket.io while supporting a broader site redesign.

Developer tools: Node, Socket.io, PHP, Zend

Contributed to a Twitter sentiment analysis application for a university research team. Designed and deployed a native Android healthcare app with the OSU medical department, combining external sensor data and dialogue inputs.

Developer tools: Android, Java, JavaScript