Integration Engineer

We are looking for a German-speaking Integration Engineer to support the implementation of Parloa AMP, a voice-agent platform, across multiple enterprise client projects. The role focuses on integrating Parloa AMP with client CRM/ticketing systems and telephony platforms, ensuring seamless customer identification, ticket creation, call routing, and agent handoff. Key Responsibilities: Design, develop, and maintain integrations between Parloa AMP and CRM/ticketing platforms using REST APIs. Implement caller identification workflows using customer data, phone numbers, account IDs, and reference numbers. Enable automated ticket/case creation and synchronization between voice interactions and CRM systems. Integrate Parloa AMP with enterprise telephony environments using SIP/VoIP technologies. Configure call routing, number provisioning, trunk connectivity, transfer flows, and human-agent handoff scenarios. Develop and maintain API authentication mechanisms, including OAuth 2.0, API keys, token refresh processes, and webhook integrations. Build backend integration logic, data mappings, error handling, retry mechanisms, and fallback processes. Troubleshoot and resolve issues across multiple systems using API logs, SIP traces, and monitoring tools. Collaborate with client stakeholders, technical teams, and solution architects throughout implementation and deployment phases. Requirements: Strong experience with REST API integrations, including JSON, HTTP, data mapping, error handling, retries, and fallback strategies. Experience with authentication and integration technologies such as OAuth 2.0, API keys, webhooks, and secret management. Solid understanding of SIP and VoIP technologies, including signaling, trunking, call routing, transfers, and handoff scenarios. Experience working with conversational AI or voice automation platforms (Parloa AMP preferred; Cognigy, AudioCodes, Twilio, Genesys, or Dialogflow CX also acceptable). Hands-on experience with at least one CRM/ticketing platform (Salesforce or Ivanti preferred). Hands-on experience with at least one telephony/contact center platform (Five9, Mitel, or 3CX). Proficiency in backend development or scripting using Node.js, TypeScript, Python, or similar technologies. Strong troubleshooting and cross-system debugging skills. German language proficiency at C1 level or higher for client-facing communication. Good English communication skills for internal collaboration. Nice to Have: Direct experience with Parloa AMP implementations. Experience across multiple target platforms listed above. Salesforce, telephony, or contact-center certifications. Experience with CCaaS or enterprise contact-center environments. Understanding of DACH-region data privacy and PII requirements. Experience with middleware and integration platforms such as MuleSoft, Azure API Management, or n8n. What we offer: Long team focus: we create an environment of transparent communication, and minimal bureaucracy, which leads to long-term relationships. Development of niche expertise: we are working in several niches, such as FinTech, healthcare, and logistics. Therefore, our employees can develop their own expertise in these domains. Continuous learning: we create employee development plans / personal roadmaps /quick promotion processes. Internal career development: 80% of our current executives were promoted to those positions within S-PRO. We encourage initiative. If a person wants to set new challenges and grow, we will definitely support them. Benefits and perks: Flexible schedule. Remote work model. Paid vacations. Paid sick leaves. By submitting your application for this position, you consent to the processing of your personal data for recruitment purposes in accordance with applicable data protection laws. Detailed information regarding the processing of personal data can be found at the following link: Сandidate Privacy