The warning bells should have rung when the first requirement was 1,000 word written article - essentially working for free for a day. This was followed by a short written test and a face-to-face, after which... nothing. There was no response to follow-up emails, which speaks volumes about the culture. After putting in a fair bit of work, it's not unreasonable to expect a reply, even if it's a polite 'No thank you.' but no. The brief glimpses of the office spoke volumes about the corporate culture - plenty of unpaid overtime and out-of-hours work, for what was essentially a low salary