All Services Programming & Development 3rd Party API Integrations $20/hr · Starting at $500 We have done tons of API integration jobs. We are excellent developers and we have 8+ years experience in development of APIs with REST/SOAP protocols. We've done 3rd party API integration with huge business systems, B2B saas Applications, Inventory Management, real estate Appraisal Management etc Payment Gateways:- Accounting Management:- Shipment Management:- Call Center:- ElasticSearch, Solr for fast search and many more. About $20/hr · Ongoing Download Resume We have done tons of API integration jobs. We are excellent developers and we have 8+ years experience in development of APIs with REST/SOAP protocols. We've done 3rd party API integration with huge business systems, B2B saas Applications, Inventory Management, real estate Appraisal Management etc Payment Gateways:- Accounting Management:- Shipment Management:- Call Center:- ElasticSearch, Solr for fast search and many more. Skills & Expertise .NETAccountingApache SolrAPI DevelopmentApp DevelopmentAsteriskAuthorize.NetCall CenterElasticsearchInventory ManagementManagementPaypalPhone SupportQuantumQuickBooksReal EstateReal Estate AppraisalSaaSSage 50c (Peachtree)SoapUISoftware DevelopmentSystems EngineeringVoIPXero Related Work Collections Valuepad Inventry - ERP Siyea Evaplay - LMS & Video Streaming App Omnna Omnna - CRM Software 18 Reviews Christoph 51 says, Always a pleasure to working on our project with Crest Infosystems for Web application for giftcards on May 28, 2024 Christoph 51 says, Always a pleasure to working on our project with Crest Infosystems for Web application for giftcards on May 28, 2024 Christoph 51 says, As a returning and happy costumer, I'm very thankful that I found Crest. They understand all my needs and work in a very professional way. for Web application for giftcards on May 21, 2024 Russell 124 says, Working with Daisy and the team at Crest Infosystems is a pleasure! for ReactJS Coding - BookGobble on Jul 07, 2023 Russell 124 says, Jainesh and the team at Crest Info Systems always do a great job, communicate well, and are very helpful. for ReactJS Coding - BookGobble on Jul 07, 2023 Sign up or Log in to see more. Browse Similar Freelance Experts PHP DevelopersWordPress ExpertsWordPress Theme DesignersLaravel DevelopersWordPress DesignersWordPress Plugin DevelopersPayment Gateway Integration ServicesJavaScript DevelopersSoftware DevelopersWordPress API ExpertsjQuery DevelopersMySQL DevelopersIonic DevelopersAndroid App DevelopersCRM ExpertsWeb Application DevelopersWeb DevelopersERP ConsultantsWeb API ServicesAPI DevelopersWooCommerce DevelopersReal Estate ExpertsDesignersMobile App Developers