I'm not clear on what you're after exactly but on the first of every month there is an automated "Who is Hiring" submission here on HN from the "whoishiring" user where a lot employers post engineering related jobs. This account also posts the Freelancing and "Who wants to be hired" submissions.

https://news.ycombinator.com/user?id=whoishiring

https://news.ycombinator.com/submitted?id=whoishiring

There have been a few creative uses of the data in from monthly "Who is Hiring" submissions:

https://news.ycombinator.com/item?id=9890180

https://news.ycombinator.com/item?id=9838955

https://news.ycombinator.com/item?id=8079958