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Forward Deployed Engineer, France

Telnyx· Sales
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Hybrid (Paris)full-timePosted 4w ago

About the role

Embedded enterprise-focused engineering role in Paris forming a local Enterprise Sales Pod with an AE to architect and ship production systems on Telnyx's global network for enterprise customers, including AI, voice, messaging, and wireless solutions.

Responsibilities

  • Embed with enterprise customers to understand communications workflows, AI use cases, and integration challenges firsthand
  • Build and deploy custom implementations: AI Voice Assistants, Telnyx APIs (Voice, Messaging, Fax, Wireless), WebRTC
  • Run open-weight LLMs in customer environments or deploy self-hosted stacks behind your own serving engine when required
  • Deploy and operate LiteLLM as the model gateway in customer environments
  • Instrument and govern LLM usage through the gateway — cost tracking and budgets, caching, logging and observability, and guardrails
  • Wire production observability for everything you ship — metrics, logs, traces, dashboards, and alerting
  • Design model routing strategies for real-time voice workloads with latency/cost/quality considerations
  • Make build-vs-buy decisions between self-hosted models and hosted APIs; keep code portable
  • Adapt models to customer domains with French language and EU regulatory considerations
  • Lead POCs, pilots, and production launches from whiteboard to go-live
  • Own customer outcomes and ensure solution live and stable
  • Collaborate with Product and Engineering to influence roadmap in France
  • Create technical documentation, runbooks, and maintainable solutions for handoff
  • Troubleshoot and resolve complex integration issues with customer teams

Qualifications

  • CS degree or equivalent experience
  • 3+ years building and shipping production software
  • Proficiency in Python, Node.js/TypeScript, Go (Telnyx Edge Compute primarily TypeScript)
  • Understanding of production model deployment challenges (rate limits, timeouts, concurrency, cost attribution)
  • Experience deploying containerized services on Kubernetes with secrets/config management
  • Observability experience (Prometheus, Grafana, OpenTelemetry, Graylog/ELK)
  • High-concurrency experience with Kafka or similar
  • API development from scratch (OpenAPI, REST/GraphQL, auth, rate limiting, versioning, idempotency)
  • Event-driven/cloud-native mindset
  • Exposure to SIP, WebRTC, or real-time voice/messaging systems
  • Self-sufficient with strong engineering judgment and customer-facing experience
  • Ability to conduct discovery with customer engineers and present to executives
  • Strong English and French communication skills
  • Based in Paris or willing to relocate; hybrid role with travel across France
  • Legally authorized to work in France

Skills

Required:PythonNode.js/TypeScriptKubernetesObservability/MonitoringAPI designReal-time communications
Nice to have:Go

Benefits

  • Not specified in description.
Last updated Sep 24, 2026. Interested? Apply on the company site.
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About Telnyx

Telnyx owns the full stack from carrier network to AI inference, so there's nothing between your agent and the person on the other end. No handoffs. No lag. Just voice, messaging, and AI that keeps up.

Carrier-owned global communications platform for voice AI agents, SIP trunking, programmable voice, SMS/MMS, and AI inference. Single vendor for the full voice-AI stack on a Tier-1 network across 40+ countries.

Cloud communicationsGlobal eSIMMessagingPhone number APIPrivate networkProgrammable SMSSIP trunkingVoIP
Company profileWebsite

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