Senior Software Engineer

AlphaSense is seeking an exceptional engineer to own our Excel plugin strategy, bringing the power of AI-driven market intelligence directly into the workflow of financial professionals worldwide
You’ll build the bridge between our cutting‑edge AI platform and the tool that millions of analysts, investors, and researchers use every day – Microsoft Excel
You’ll create experiences that feel magical to users
Your work will directly impact how the world’s leading financial institutions make critical decisions
Technical Environment:
Office JavaScript API / Office Add-ins framework
TypeScript, React, and modern frontend tooling
Complex state management between local and cloud data
Enterprise authentication (SSO, OAuth, SAML)
Cross-platform support (Windows and Mac)
Build the Excel Experience: Develop and ship production‑grade features for the Excel plugin that integrate AlphaSense’s capabilities while respecting Excel’s performance and stability requirements
Navigate Complex Integration: Work with Excel’s object model, calculation engine, and event system to deliver features that feel native while accessing cloud‑based intelligence
Optimize Relentlessly: Make complex operations feel instantaneous, manage memory carefully, and ensure the plugin never slows down Excel
Uphold Best Practices: Follow and contribute to team standards for development, testing, deployment, and monitoring of Office plugins, and support junior engineers through code reviews and pairing
You’ll fundamentally change how financial professionals interact with market intelligence
Within your first year, you’ll ship a plugin used by thousands of analysts at leading financial institutions, making AI‑powered research as simple as typing an Excel formula
You’ll eliminate the context‑switching between Excel and research platforms, saving analysts hours daily while improving the quality of their analysis
More importantly, you’ll establish the technical foundation and best practices that will guide our Office integration strategy for years
This isn’t just another plugin development role. You’ll be working with:
Cutting‑edge AI capabilities that need to feel simple in Excel
Financial professionals who depend on Excel for critical decisions
Complex technical constraints that require creative solutions
You’ll need to think like a financial analyst, architect like a distributed systems engineer, and optimize like a game developer. It’s a rare opportunity to work on deeply technical challenges while directly impacting how the financial world operates
Benefits
Work from home opportunities
Strong understanding of asynchronous programming, state management, and event‑driven architectures Track record of building performant applications with excellent error handling and recovery 5+ years building and operating large scale production systems Deep expertise in JavaScript/TypeScript and modern development practices Excellence in debugging complex integration issues and memory/performance optimization Experience with enterprise software deployment, updates, and version management Ability to mentor teams and establish development best practices Production experience with Office JavaScript API, VSTO, or COM add-ins Understanding of financial modeling, data analysis workflows, or trading systems Knowledge of Excel’s calculation engine, object model, and common power‑user patterns Experience with React and modern frontend frameworks
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