Staff hired to work on its finances before the planned IPO describe surprisingly poor processes that had slowed financial reporting to a glacial pace and limited the flow of information to the board. Internal presentations, messages and calendars obtained by the Financial Review also indicate the lengths that Airwallex was prepared to go to airbrush its image online, as two-year-old promises to improve the workplace culture fell flat with staff. Zhang declined a request for an interview and an Airwallex spokesman did not comment on specific allegations in response to written questions. “Like all rapidly scaling businesses, Airwallex has had…