 | don hoerlein | principal performance engineering lead | vantiv now worldpay | cincinnati, ohio, united states | |
| bill kline | principal software engineer | philips | cleveland, ohio, united states | |
| alex shepteban | principal software engineer | centers for dialysis care | cleveland, ohio, united states | |
| brian butvin | principal engineer, systems | general dynamics information technology | cleveland, ohio, united states | |
| michael baltic | principal software engineer | insight | columbus, ohio, united states | |
| ray comas | co owner, principal software architect | stratus innovations group | dublin, ohio, united states | |
| robert lynch | principal cloud engineer | | cincinnati, ohio, united states | |
| terrance crow | principal info security engineer | oclc | reynoldsburg, ohio, united states | |
| andrew watkins | principal engineer | oclc | dublin, ohio, united states | |
| ij grant | principal engineer analyst | liberty mutual insurance | cincinnati, ohio, united states | |
| maggie longshore | principal software architect | constructconnectâ„¢ | cincinnati, ohio, united states | |
| jonathan wilber | principal lead software engineer | lower | columbus, ohio, united states | |
| heather conlin | principal software developer | liberty mutual insurance | cincinnati, ohio, united states | |
| nicholas preston | principal software artisan | accenture | galena, ohio, united states | |
| andy brohard | principal research scientist and senior software engineer | battelle | westerville, ohio, united states | |
| tina jacoby | principal solution engineer | salesforce | columbus, ohio, united states | |
| david collins | principal engineer | oclc | columbus, ohio, united states | |
| piotr bazan | principal software engineer | samsung electronics | canton, ohio, united states | |
| steve smith | principal sql software engineer | dealer tire | cleveland, ohio, united states | |
| john hall | principal engineer | healthedge | columbus, ohio, united states | |
