Explore Capsules

Interviewers can smell a rehearsed architecture, and the methods for preparing honestly point in different directions. Some start simple and iterate, others drill core systems until they are second nature, and others train the curiosity to reason through database choices and trade-offs live. Picking the method that matches how you think is what keeps you from freezing at the whiteboard.

Choosing between consulting and a salaried engineering job involves understanding billing rates, professional licensing, and liability risks. Topics cover how overhead and utilization rates impact firm profitability, the legal limits on using a professional engineer's stamp, and the fine line between employee and contractor classifications with their financial and legal consequences. This knowledge helps engineers and firms decide how to price work, comply with regulations, and manage risks tied to professional responsibility and employment status.

Mars colonization faces severe barriers, from radiation exposure in deep space and on the surface to the difficulty of extracting and using local resources at planetary scale. The Moon offers a nearer, more practical proving ground where shielding, resource use, habitation, and manufacturing can be developed under conditions that still demand real spacefaring capability. A moon-first strategy builds the infrastructure and operational experience needed to make later Mars missions safer, more sustainable, and more achievable.