Worked on the QuantConnect/Lean repository to deliver the SwissArmyKnife Parallel Filter Tool Computation feature, enabling simultaneous computation of multiple filter tools within a single SwissArmyKnife instance. This C# development effort involved refactoring the SwissArmyKnife class to expose each filter tool as a public sub-indicator property, streamlining multi-tool analyses and reducing boilerplate code. The approach improved both performance and usability for algorithmic trading research and backtesting workflows. By resolving a key feature request, the work laid the foundation for richer analytics pipelines and more flexible filter tool compositions, leveraging software engineering and unit testing best practices throughout the implementation.