5+ years of experience developing full-stack applications using Node.js for backend services and React for modern web applications, including experience with relational database design, SQL query optimization, indexing, execution-plan analysis, cloud database operations, and large-scale ETL pipelines. The employee occasionally works near moving mechanical parts, works in high, precarious places, is exposed to fumes and/or airborne particles, toxic or caustic chemicals, outdoor weather conditions, and is regularly at risk of electric shock.