Drill and Blast Bidding Software

I'm looking for a desktop application to streamline our bidding process for drill and blast projects. The primary focus of this software model should be on bidding calculations. Essential features should include: - Automatic bid generation - Historical data analysis - Scenario comparison Ideal skills and experience: - Strong background in software development, particularly for desktop applications - Experience with bidding processes in construction or mining industries - Proficiency in data analysis and integration of historical datasets Additional requirements: - The freelancer will need to sign a Non-Disclosure Agreement (NDA) before commencing work. - I already have a working Excel comprehensive tender model that is copyrighted, which will serve as a reference. Please provide a portfolio showcasing similar projects.