&## ; Node.js Voice Automation Developer – Contract &## ; Location: Spain – Fully Remote &## ; Rate: 500 Euros per day Duration: Initially 3 months &## ; Start: Must be available to start first week of January The Role We're looking for an experienced Node.js Developer with strong voice automation / IVR experience to join a high-profile digital transformation programme. The client is migrating critical customer claims and appointment booking journeys from legacy platforms ( ServiceBench and Click ) into a modern environment using IFS and Google Dialogflow CX . This work is heavily focused on API rebuilds, voice flows, and seamless customer experience. Key Responsibilities Develop and maintain backend services using Node.js for voice automation and customer journey orchestration Build, integrate and optimise RESTful APIs for claims, appointments, and customer history Update and enhance IVR flows and logic to align with new IFS behaviours and Dialogflow CX Implement strong security and authentication best practices Collaborate with technical and business teams to validate, test, and document customer journeys Support knowledge transfer and technical upskilling across the team Essential Skills & Experience Strong hands-on development experience with Node.js Proven experience delivering voice automation / IVR solutions Strong background in RESTful API design and integration Experience working with cloud APIs Solid understanding of security and authentication in cloud-based applications Excellent problem-solving, debugging and troubleshooting skills Ability to work independently and deliver under tight timelines Nice to Have Experience with Google Dialogflow CX Exposure to IFS or similar enterprise platforms Experience migrating from legacy platforms