article_snippet: Miss Hunag is one of Twitter's oldest employees after joining the Silicon Valley firm in October 2009.
article_snippet: Miss Hunag was put on leave after Miss Hunag raised a grievance with CEO Dick Costolo about Miss Hunag lack of promotion and quit in June 2014. '
article_snippet: After three months without explanation as to the status of the investigation, or mention of any possible time frame for Miss Hunag return to work, Miss Hunag felt Miss Hunag had no choice but to leave the company for the sake of Miss Hunag career.'
article_snippet: Miss Hunag is now seeking other employees at the firm who feel other employees have been passed over for promotion to join Miss Hunag in the lawsuit.