Senior Software Engineer, Excel Plugin

About the role

Own the strategy for an Excel plugin that brings AI-powered market intelligence into the daily workflow of financial professionals. Build the link between a cloud platform and the spreadsheet tool analysts rely on.

What you will do

• Develop and ship production features for the Excel plugin that respect spreadsheet performance limits
• Work with Excel's object model, calculation engine and events to deliver native-feeling features
• Optimize complex operations for speed and manage memory so the plugin never slows Excel
• Follow and contribute to standards for testing, deployment and monitoring of Office plugins
• Support junior engineers through code reviews and pairing

What they look for

• Five or more years building and running large scale production systems
• Deep expertise in JavaScript or TypeScript and modern development practices
• Record of performant applications with strong error handling and recovery
• Skill debugging complex integrations and optimizing memory and performance

Nice to have

• Knowledge of Excel's calculation engine, object model and power-user patterns
• Experience with React and modern frontend frameworks