Build an Online Store

Hello, I need to develop a Magento e-commerce store to my startup providing 3D printing services on-line. I'm providing here informations about my need. Can you provide feedback and estimation of Budget and time needed for such a project? Please contact me if any further information needed. Payment & timeline: I plan to pay 33% upon project establishment, 33% on all features testing delivery, 33% after all tests are passed and site deployed on server. I'm flexible to negotiate other options if needed. I will start the project around July '16 and expect it to be delivered in 2-3 months time. General • it will be an e-commerce platform for 3D printing services • Based on Magento • Able to manage full order cycle - from visit to checkout • My company will own the Site source code. • We will deploy tool for 3D model visuaization, resizing, quoting tool that needs to be implemented - Full API instructions will be provided • The upload API usage will be limited to 5 uses before making a purchase. Counter will be reset one every 2 months. • User accounts creation (a user will have cart, wish list, order history, my models (uploaded 3D models) • Connect with Facebook / google / windows live • Compatibility with Chrome, Firefox, IE, Safari, Opera and mobile browsers Site features • Website search (products, articles) • Shopping Cart & Wish List • Comments and rating for products • Share Products on social network • Transactional Emails sent out upon orders • Mailing List / Mail unsubscribe • Suggested items / Similar items • Customer support form • Live chat plugin integration (this will be used for customer support) • Contact forms • Reporting - stats / page visits / # users… • Site Map generation Site appearance & design • We will start using Envanto market Ultimo template (as this will implicate time saving) • I'll provide slight adjustments to the site overall appearance and logos/images in psd • Responsive design • Mobile and tablet browsing full compatibility • Implement CSS styles for all page kinds (product, categories; Static…) • Product ordering (Popularity, Price) • Menus will have images (categories illustration) • New items / Hot items images in menus • Pages can contain Images, plugins, local and youtube videos can be played directly from the site pages Products & categories • Mass product upload (all attributes including pictures/prices/materials/size). Product will have multiple images. Product will have different pricing depending on materials. • Mass pricing upload tool • Product ordering (Popularity, Price, most recent items) • Share product on social networks Checkout: • Maroc telecommerce payment integration - API to be provided • Payment options (credit card, money transfer, check, bank transfer) Delivery options (pickup on site, + postal services) / Delivery time estimation Security & Deployment • Site needs to be fully secured. • SSL certificate implementation. I'll provide certificate data. • Site and database automatic backup rules • Site needs to be deployed to a VPS server, I'll provide all details. On-going Maintenance: • Most maintenance of products, static pages, images, menus items will be done by my teams. I need initial implementation of features • I need a support contract after delivery to fix potential issues that appear in the site. • Need 1-time training/support to learn how to further maintain the site (e-g: what css blocks to adjust if i want to change an image in a menu for example...)