TSSCI with Polygraph is mandatory  Preferred experience:  Full stack development experience; including preference for modern java script frameworks such as React, Angular, or Vue  Proficiency working with transformer and LSTM-based NLP models  Technical leadership experience with a track record of quality, on-time deployment  Experience with NoSQL and graph database architectures  What We Can Offer You:  - We’ve been named a Best Place to Work by the Washington Post