Frontend Development for Numismatic Database (Ancient Coins) with Interactive Map

We are looking for an experienced web developer to build the public frontend of a numismatic database dedicated to ancient coins. The backend infrastructure is already fully operational and includes Dédalo v6, Numisdata, PostgreSQL, MariaDB/MySQL, and a working API/publication system... (Budget: €250 - €750 EUR, Jobs: API, API Development, CSS, Database Administration, Geospatial, JavaScript, MySQL, PHP, PostgreSQL, Web Development)