1GLOBAL

Senior AI Engineer (with Backend & Platform experience)

1GLOBAL
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6 days ago
Berlin, GermanySenior

Responsibilities

  • Design and build a central AI platform and governance layer using AWS Bedrock and an LLM gateway with token budgets, rate limits, key management, guardrails, audit logging, observability, and cost controls.
  • Architect and develop internal AI tools and MCP servers, including RAG pipelines, vector search, LLM integrations, and conversational interfaces.
  • Build secure ingestion and indexing pipelines for Confluence, SharePoint, document repositories, and internal APIs with appropriate access controls.
  • Develop backend services and APIs exposing AI capabilities to internal users and future customer-facing product teams.
  • Establish engineering standards for testing, deployment, monitoring, and model evaluation.
  • Own the full development lifecycle from requirements through production monitoring.

Requirements

  • 5+ years of software engineering experience with meaningful recent experience integrating LLMs into real systems.
  • Strong backend engineering skills and Python proficiency, with the ability to build full-stack internal tools end-to-end.
  • Hands-on experience with AI gateways or model-routing layers such as LiteLLM, Portkey, or AWS Bedrock, including token limits, guardrails, observability, and cost management.
  • Practical MCP server experience or strong fluency with similar tool-calling and agent integration patterns; MCP experience is preferred.
  • Experience using AI coding agents such as Claude Code or Codex and defining workflows and standards for other engineers.
  • Working knowledge of RAG, vector search, and LLM evaluation.
  • Experience with CI/CD, containerization using Docker and Kubernetes, and infrastructure-as-code.
  • Familiarity with PII handling, access controls, data classification, and data security practices; regulated-environment experience is advantageous.
  • Strong communication skills and fluent English.

Benefits

  • Hybrid workplace in Berlin with a full-time position.
  • Foundational opportunity to build the AI function, architecture, and engineering culture from the ground up.
  • Career growth opportunities at a rapidly expanding telecommunications company.
  • Collaboration with an international team across 15 countries and opportunities to work across 1GLOBAL offices worldwide.
  • Collaborative, dynamic, and international work environment.
1GLOBAL

About 1GLOBAL

501-1,000 employees
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