Customer Integration Specialist @ OneRail Poland Sp. z o.o.

Bachelor's degree in Computer Science, Information Systems, Engineering, or equivalent experience. 2–5 years of experience implementing SaaS software or enterprise integrations. Experience working with REST APIs. Familiarity with JSON, XML, CSV, and data transformation. SQL knowledge for data validation. Understanding authentication methods such as OAuth and API Keys. Experience with Postman or similar API testing tools. Familiarity with middleware/iPaaS platforms (MuleSoft, Boomi, etc.). Abili…