Good day! My team can help you "to always show city in search results"
We have good knowledge in technologies requested in your project: AJAX, API intergation, Javascript, jQuery / Prototype, PHP
In area of web development our main specialization is LAMP stack of technologies (Linux, Apache, MySQL, PHP) but we have experience with Python, javascript, Node.js and .NET stack of technologies either.
Please, contact us in chat, and we can discuss all the points.