With over a decade of experience as a Software Developer, including focused expertise in developing and improving online database searching services, I'm confident that I possess the necessary skills to enhance your service to perfection. My proficiency in advanced search options, web scraping and data mining as well as my understanding of AI data analysis, pattern recognition, and data clustering align perfectly with your needs.
Moreover, my extensive background in various sectors including Real Estate, Transportation, Banking and Finance will bring diverse perspectives during the enhancement process. This goes hand in hand with your need for integrating multiple new databases and implementing batch searching functionality, which I'm capable of doing seamlessly.
Lastly, as a seasoned full stack developer with solid command over multiple programming languages and Cloud platforms such as AWS, Google Cloud, etc., I can certainly help you achieve more refined search capabilities while ensuring smooth integration across all existing and additional databases. Let's collaborate on magnifying the value of your database searching service together!