Excel Add-in Developer Full time (Remote) Remote
Full Time
Job Description We are looking for an engineer to help build and maintain Excel add-ins that power our trading simulations and reporting workflows. You’ll work on both VBA macros and C# add-ins (.xlam, .xll, Excel-DNA), adding new features, improving performance, and ensuring compatibility with modern Excel environments.
Responsibilities Excel Add-ins Develop and maintain Excel add-ins using VBA and C#.
Add recent features (e.g., option contract support, trading functions).
Refactor legacy ‘.xlsm’ code into ‘.xlam’ add-ins where possible.
Ensure compatibility across VBA, C#, and up-to-date Office add-in frameworks.
Integration & APIs Connect Excel add-ins to databases (SQL Server/PostgreSQL) and external APIs.
Support integration with C# backend logic and modern add-in components.




Testing & Documentation Write user guides and developer handoff documentation.
Ensure performance and reliability in production Excel environments.
Requirements Must-Have Skills: C#/.NET experience with Excel add-ins (.xll, Excel-DNA).
Familiarity with Excel object model (worksheets, ranges, tables).
Debugging and troubleshooting Excel automation.
Git/GitHub workflows.
Nice-to-Have: Experience with TWS API or other financial data APIs.
Knowledge of trading/financial data workflows.
Basic SQL for database-connected macros and add-ins.
Eligible applicants must be: Graduated from electrical engineering, software engineering, computer science, or a closely related program.
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📌 Excel Add In Developer Full Time Remote Alberta (Canada)
🏢 Tartigrade
📍 Canada