Maintenance of Web Application - Equity Index

This is project is related to a stock market index, which is operational and we require a resource, who can provide the maintenance of web application developed on Node.js, Ajax and PHP. Professionals who are seriously interested in working on equity market related stuff should place a bid. Acumen with profound knowledge, strict adherence to timeline and stalwart professional is required to take on this project. Work include optimising speed, improved graphical appearance of charts and webpage, removing clutters from the server to improve overall efficiency of the application for speedy processing of data calculation, eventually pushing the final calculation on the public website within 90 seconds and other minor changes in overall webpage appearance. Following important tasks to be completed: 1) Changes in appearance in stock market index chart and design improvements in webpages. 2) Improvement in overall efficiency in data calculation and other critical processes done by csv file received from the FTP server in every one minute. 3) Check for accurateness in index calculation during pre-opening (9 am to 9:15 am), opening (9:15 am to 3:30 pm) and closing (csv received between 3:35 pm and 4:10 pm). Index accurateness is in question during 9 am to 9:30 am. 4) Restricting access to the critical files and admin panel to authorised users either by changing key files or VPN. Project must be closed within 3-4 weeks. Any extension in timeline must be approved by us after review. Awarded professional must sign NDC for the matter for confidentiality and other proprietary content.