soul-crushing
adj., used to describe a demeaning, overwhelming, deadly boring, or otherwise psychologically damaging corporate job...
Example:
"Working for Slowcubicledeath.com was sucking my humanity out... after the latest death march I decided to ditch that soul-crushing place and get myself a nice job at Microsoft."
"Working for Slowcubicledeath.com was sucking my humanity out... after the latest death march I decided to ditch that soul-crushing place and get myself a nice job at Microsoft."