ai engineer for internal AI tools

refurbed operates a marketplace for refurbished products across 23 European countries. Its mission is to make sustainable consumption easier by offering products at lower prices while reducing CO₂ emissions.

• Design, build, and operate reliable back-end services, APIs, and integrations for internal AI tools and workflows
• Manage a secure deployment path that enables non-engineers to launch internal tools with built-in guardrails
• Build and maintain shared AI capabilities, including reusable skills, plugins, MCP connectors, and a central registry of internal tools, ownership, and costs
• Deliver company-wide AI services and a standard toolkit to help new joiners use AI effectively from day one
• Evaluate technical options and make pragmatic decisions about architecture, model selection, integrations, and whether to build or buy
• Help shape the technical direction and scope of the internal AI platform
• Define a risk-based review framework for internally built AI applications and assess solutions against it
• Implement safeguards, including access controls, sandboxing, and controls for model usage and data handling
• Move business-critical automations from individual machines to reliable, supported infrastructure
• Establish and continuously improve technical standards, runtimes, and best practices for internal AI development
• Partner with the Head of Internal Technology & AI to translate governance requirements into practical technical controls
• Drive adoption of tools through demonstrations, documentation, and hands-on integration support
• Partner with departmental AI champions to remove technical blockers and help teams develop safe, maintainable solutions
• Document systems so others can operate, maintain, and extend them
• Monitor developments in AI models, tools, and engineering practices and translate relevant advances into practical business opportunities

• Experienced senior back-end engineer with a strong track record building and operating production systems in Go, Python, or a similar language
• Able to own services end to end, from architecture and deployment to secrets management, monitoring, and ongoing reliability
• Experience building AI- or LLM-powered applications for production, including model integration, evaluation, observability, and handling production failures
• Hands-on experience with AI coding assistants such as Claude Code, Codex, or Cursor, and understanding of reusable skills, plugins, MCP integrations, agent workflows, and agent orchestration
• Able to evaluate tools and platforms pragmatically and make sound build-versus-buy decisions
• Strong technical and product judgment, including knowing when not to build and providing constructive feedback on AI-assisted applications
• Effective collaboration with non-technical stakeholders and a product mindset toward internal users
• Security-conscious approach to identity, access control, secrets, and data exposure; a formal security background is not required
• Будет плюсом: Google Cloud Platform experience, strong Go or Python experience with an interest in Go, product discovery experience, corporate IT, identity and access management or application security experience, experience supporting an organisation through an AI transformation

• Candidates must be based in Europe (including UK) and have a valid right to work
• Dedicated departmental learning budget for courses, conferences, and other learning opportunities
• Private sessions with experts for personal growth and mental health through Likeminded
• Internal workshops for skills development and cross-department collaboration
• Self-organized working hours
• Office weeks take place three times a year and include team-building events and on-site workshops