{"id":6182,"date":"2026-05-21T19:22:14","date_gmt":"2026-05-21T19:22:14","guid":{"rendered":"https:\/\/jobs.eightelevengroup.com\/jobs\/job\/a1wcv000000bk2zeae-api-full-stack-engineer-node-js-express-js-new-york-new-york-2\/"},"modified":"2026-05-21T20:09:18","modified_gmt":"2026-05-21T20:09:18","slug":"a1wcv000000bk2zeae-api-full-stack-engineer-node-js-express-js-new-york-new-york","status":"publish","type":"job_listing","link":"https:\/\/jobs.eightelevengroup.com\/jobs\/job\/a1wcv000000bk2zeae-api-full-stack-engineer-node-js-express-js-new-york-new-york\/","title":{"rendered":"API Full Stack Engineer (Node.JS + Express.JS)"},"content":{"rendered":"<p><strong style=\"font-size: 11pt;\">API Developer<\/strong><span style=\"font-size: 11pt;\">\u00a0<\/span><\/p>\n<ul>\n<li><strong style=\"font-size: 11pt;\">5+ years experience w\/ Node.JS + Express<\/strong><span style=\"font-size: 11pt;\">\u00a0<\/span><\/li>\n<li><span style=\"font-size: 11pt;\">Responsible for building and maintaining APIs that securely access source data and expose enriched provider records for downstream consumption. Designs API endpoints, data contracts, authentication patterns, and integration logic to enable applications and workflow tools to surface provider insights during the referral process.\u00a0<\/span><\/li>\n<li><strong style=\"font-size: 11pt;\">Mandatory Skills:<\/strong><span style=\"font-size: 11pt;\"> Mandatory skills include advanced REST API design and development, advanced backend development in <\/span><strong style=\"font-size: 11pt;\">Node.js &#038; Express<\/strong><span style=\"font-size: 11pt;\">, and advanced proficiency in API authentication, authorization, secure data exchange, data contract design, payload design, and documentation.\u00a0\u00a0<\/span><\/li>\n<li><span style=\"font-size: 11pt;\">The role should also have intermediate to advanced proficiency integrating APIs with Postgres, Snowflake, and other source systems, as well as error handling, logging, monitoring, and performance tuning.\u00a0<\/span><\/li>\n<li><strong style=\"font-size: 11pt;\">Preferred Skills:<\/strong><span style=\"font-size: 11pt;\"> (not mandatory): Healthcare or provider data integration experience is preferred at an intermediate level.\u00a0<\/span><\/li>\n<li><strong style=\"font-size: 11pt;\">Location:<\/strong><span style=\"font-size: 11pt;\"> Onshore (US)\u00a0<\/span><\/li>\n<li><strong style=\"font-size: 11pt;\">Number of Roles:<\/strong><span style=\"font-size: 11pt;\"> 4\u00a0<\/span><\/li>\n<li><strong style=\"font-size: 11pt;\">Level:<\/strong><span style=\"font-size: 11pt;\"> Senior (5+ Years Experience)\u00a0<\/span><\/li>\n<\/ul>\n<p><\/p>\n","protected":false},"author":0,"featured_media":82,"template":"","meta":{"inline_featured_image":false,"_promoted":"","_job_location":"New York, New 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