Forward Deployed Engineer, VoIP

About the role

As a Forward Deployed Engineer focused on VoIP, you'll be the deep SIP/telephony expert embedded in critical customer integrations. You'll own the end-to-end technical path from phone rings to bot answers, working across carriers, SIP trunks, SBCs, and enterprise telephony constraints to make Parloa work flawlessly in real-world enterprise environments.

What you'll do

• Lead technical execution of VoIP/SIP connectivity for enterprise customers and partners from PoCs through production
• Architect integrations via SIP trunking providers, direct trunks, or enterprise telephony infrastructure
• Debug complex signaling and media problems using logs and network traces to find root causes
• Navigate enterprise constraints like strict firewall policies and regulatory requirements
• Work directly with customer telecom, network, and platform teams on architectures and testing
• Support telephony partner integrations and resolve escalations
• Build utilities, scripts, or lightweight services to validate assumptions and automate diagnostics
• Define best practices for NAT traversal, resiliency, monitoring, and incident response
• Translate field learnings into product feedback and platform improvements

What you'll need

• 5+ years of professional experience in VoIP/telephony engineering, SIP integrations, or telecom consulting
• Strong hands-on expertise with SIP-based integrations, call routing, and network troubleshooting
• Solid understanding of signaling vs media flows, failure modes, and diagnostic approaches
• Practical experience with SIP trunking providers, SBCs, enterprise PBX/contact center setups
• Ability to operate in ambiguous situations and drive issues to resolution with multiple stakeholders
• Clear communication skills with both technical and non-technical stakeholders
• Builder mindset - design fixes, validate them, and make them repeatable
• Degree in Computer Science, Engineering, or equivalent practical experience

Nice to have

• Cloud-native experience, especially Azure
• Kubernetes environments experience
• Experience building integration tooling in scripting or backend languages

What they offer

• Competitive compensation and equity package
• Flexible working hours, 28 vacation days, and workation opportunities
• Deutschland ticket, Urban Sports Club, Job Rad, Nilo Health benefits
• Training and development budget for continuous professional growth
• Hybrid work from beautiful Berlin or Munich offices with flexible arrangements
• Regular team events and social activities with diverse international team