The backend is in perl using the Dancer framework ( <a href="https:&#x2F;&#x2F;metacpan.org&#x2F;pod&#x2F;distribution&#x2F;Dancer&#x2F;bin&#x2F;dancer" rel="nofollow">https:&#x2F;&#x2F;metacpan.org&#x2F;pod&#x2F;distribution&#x2F;Dancer&#x2F;bin&#x2F;dancer</a> ). The db is Postgres with Full Text Search. Everything is on AWS.