AI Agent Engineer

This position is posted by Jobgether on behalf of a partner company. We are currently looking for an AI Agent Engineer in Belgium.This role offers a unique opportunity to design, build, and deploy AI-powered autonomous agents that transform marketing, operations, and patient engagement workflows. You will take ownership of end-to-end development, from architecture to production, shipping impactful AI modules every 4-5 weeks. Collaborating with a small, focused team, you will integrate APIs, iterate on voice AI systems, and implement evaluation pipelines to ensure reliability and performance. The position is ideal for engineers who enjoy fast-paced, startup environments, building production-grade LLM-based automation, and delivering measurable business outcomes. Your work will directly impact user experience, operational efficiency, and digital growth across multiple domains. This role emphasizes creativity, technical ownership, and cutting-edge AI experimentation in a remote-first setup.Accountabilities:

• Design, develop, and deploy AI agent modules across marketing, operations, and patient engagement workflows.
• Build and maintain SEO, patient journey, ad deployment, and voice AI agents, ensuring reliable, autonomous operation.
• Integrate agents with multiple APIs and platforms, including CRM, marketing, and patient management systems.
• Create prompt chains, structured output pipelines, and tool-use patterns for LLM-based automation.
• Implement CI/CD, monitoring, logging, and observability tools to maintain agent reliability and performance.
• Collaborate asynchronously with team members, participate in code reviews, and contribute to architecture decisions.
• Iterate on existing AI systems, improve functionality, and optimize performance for real-world outcomes.

• 5+ years of software development experience, including 2+ years building API-heavy backend systems.
• Strong experience with Python or Node.js / TypeScript.
• Hands-on experience with LLMs and AI agent frameworks, including prompt engineering, tool use, structured output parsing, RAG, LangChain, or CrewAI.
• Proven experience integrating multiple third-party APIs and handling authentication, rate limits, webhooks, and data normalization.
• Comfort owning infrastructure, including containerized deployments, CI/CD pipelines, logging, monitoring, and alerting.
• Self-directed, able to work independently in a fast-paced startup environment, with strong async communication skills.
• Nice-to-have: experience with GoHighLevel, NexHealth, OpenDental, marketing automation, CRM systems, voice AI (Twilio, ElevenLabs), or local LLM inference tools.

• Annual salary: $30,000 - $60,000 USD (depending on experience).
• Fully remote position with flexible work arrangements.
• Opportunity to work on cutting-edge AI agent systems and LLM-based automation.
• Direct impact on production AI systems and real-world business outcomes.
• Collaborative, fast-moving, and innovative startup environment., Deze baan Landelijk gemiddeld IT ICT vacatures gemiddeld België gemiddeld