Fixed-term contractDublin (Hybrid: 3 days onsite, 2 remote)We are looking for aBusiness Support Engineer/API Support Engineerto join a global technology company's Business Messaging Support team in Dublin. In this role, you'll provide tier 3 technical support to enterprise partners using business messaging APIs, working on low-volume, high-complexity cases that have international impact.What you will be doing:Provide specialised tier 3 technical support for enterprise customers and technology partnersBecome an expert on business messaging platforms and integrationsTroubleshoot API and backend systems at enterprise scaleCollaborate with engineering teams across Dublin, California, and SingaporeIdeal candidate looks like:Must-Have (non-negotiable)Degree in Engineering, Computer Science, or related field (or equivalent experience)2+ years programming experience2+ years working with APIs / Business Messaging platformsExperience providing technical support / troubleshooting for enterprise systemsHands-on knowledge of REST APIs and backend integrationsNice-to-Have:Experience with enterprise-scale system development or integrationsFamiliarity with bug management tools and web technologiesExperience with Twilio, 360 Dialog, MessageBird, or similar platformsBackground in process improvement/change managementPrevious work in fast-paced tech or consulting environments