API Integration Support Engineer

API Integration Support Engineers ensure that our Wise Platform enterprise partners get a rapid, highly effective response when issues arise. Whether it is answering complex questions about the behavior of an API or acting as the first responder for a major system incident, you are the technical anchor for our partners. We are looking for an API Integration Support Engineer to join our Integration Success Team and scale our servicing capabilities for the Wise Platform in North America. You will be part of a global, 24/5 team-spanning Austin, Tallinn, and Singapore-dedicated to maintaining the highest quality and reliability for our partners' technical integrations. Your Mission: • Multi-Channel Troubleshooting: Support our enterprise API customers across email, chat, phone, and video conferencing, jumping in to resolve critical issues in real-time. • Technical Deep-Diving: Develop a deep expertise in Wise API and SWIFT products. You will independently test and debug REST APIs, interpret system logs, and query databases to trace issues back to their source. • Incident Response: Act as the calm, decisive first responder during major technical incidents, navigating high-severity escalations while coordinating with global engineering and commercial teams. • Knowledge Sharing: Capture trends in partner issues and feed this data back to our product and engineering teams to drive proactive platform improvements. • Cross-Functional Collaboration: Work alongside global teams to ensure Wise Platform partners have a seamless integration experience and industry-leading assistance. Qualifications Must Haves: • 2 to 3 years of relevant technical support experience, including hands-on troubleshooting of REST APIs and supporting production systems. • Strong understanding of REST APIs, including testing, debugging, and interpreting API requests, responses, and error codes. • Familiarity with JSON, web authentication methods, and API documentation. • Experience using IDEs and version control tools to investigate technical issues. • Ability to troubleshoot production incidents, prioritize issues, and collaborate with Engineering teams to drive resolution. • Strong communication skills, with the ability to explain complex technical issues to both technical and non-technical stakeholders. Nice to Haves: • Experience with command-line tools such as Bash or Zsh. • Familiarity with log analysis and monitoring tools such as Kibana or Grafana. • Experience supporting applications built on microservices architectures. • Experience in payments, fintech, or enterprise technical support environments. • Basic programming knowledge in Python, JavaScript, or a similar language. Additional Information For everyone, everywhere. We're people building money without borders - without judgement or prejudice, too. We believe teams are strongest when they are diverse, equitable and inclusive. We're proud to have a truly international team, and we celebrate our differences. Inclusive teams help us live our values and make sure every Wiser feels respected, empowered to contribute towards our mission and able to progress in their careers.