Decagon

Customer Engineer, Agent Builder - German Speaking

Decagon
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2 months ago
London, United KingdomSenior
H1B sponsor

Responsibilities

  • Own the end-to-end architecture and execution of AI agent builds from scoping and systems design through implementation, evaluation, and production deployment
  • Design and engineer agentic logic to optimize quality, reliability, and correctness across non-deterministic model outputs
  • Build and validate layered guardrails and supervisory controls for safe and predictable agent performance
  • Architect, build, and test integrations with customer data pipelines, CRMs, and ticketing systems
  • Define success criteria and system requirements with senior customer technical stakeholders and drive delivery against timelines
  • Diagnose and resolve probabilistic and technical failures using execution traces, error logs, and model behavior analysis
  • Design evaluation and regression-testing frameworks to validate agent behavior and prevent performance drift
  • Document customer needs and partner with Engineering to improve the agent-building platform
  • Collaborate with Agent PMs, Agent Success, Engineering, Design, and Go-To-Market teams

Requirements

  • At least 5 years of relevant experience in a technical customer-facing role, such as solutions engineering, forward-deployed engineering, technical consulting, implementation engineering, or technical product/PM
  • Native or business-level fluency in written and spoken English and German
  • Ability to write code, work with APIs, and build and validate integrations end-to-end
  • Experience delivering production-grade customer solutions through structured execution, testing, validation, and iteration
  • Ability to communicate with senior technical stakeholders, translate requirements into implementation plans, and drive delivery
  • Experience with LLMs or AI agents, including prompting, evaluation, guardrails, tooling, or workflow design, is preferred
  • Experience with enterprise SaaS integrations and related security or compliance considerations is preferred
  • A Computer Science, Engineering, or Math degree, or equivalent technical experience, is preferred
  • Strong product instincts, including writing PRDs, defining success metrics, and contributing customer insights to product roadmaps, are preferred
  • Fluent written and spoken English and German are required

Benefits

  • Take-what-you-need vacation policy, with UK employees receiving 25 statutory leave days
  • Medical, dental, and vision benefits for employees and families
  • Life insurance and disability benefits
  • Retirement plan, such as a 401(k) or pension
  • Parental leave
  • Fertility and family-building benefits through Carrot
  • Daily lunches and snacks in the office
  • In-office work arrangement

Categories

Solutions Engineering
Decagon

About Decagon

501-1,000 employees

Decagon is the leading conversational AI platform empowering every brand to deliver concierge customer experiences. Our technology enables industry-defining enterprises like Avis Budget Group, Chime, Oura Health, 1-800-FLOWERS.COM, and Hunter Douglas to deploy AI agents that power personalized, deeply satisfying interactions across voice, chat, email, SMS, and every other channel. We’re building a future where customer experiences are being redefined from support tickets and hold music to faster resolutions, richer conversations, and deeper relationships.

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