Fullstack Engineer (AI)

TL;DR

Senior AI Agents Engineer (AI): Design, develop, and deploy intelligent autonomous AI agents leveraging Large Language Models (LLMs) to build cognitive architectures for AI-powered applications with an accent on multi-agent systems, advanced reasoning, and scalable AI solutions. Focus on integrating AI agents with enterprise systems, optimizing performance, and collaborating cross-functionally to deliver high-impact AI agent solutions.

Location: Remote (Germany, Poland, Portugal)

Company

hirify.global builds software for better customer relationships, empowering organizations to improve customer engagement and scale with growth globally.

What you will do

• Design and develop robust, stateful, and scalable AI agents using Python and modern agentic frameworks like LangChain and LlamaIndex.
• Integrate AI agent solutions with enterprise systems, databases, and third-party APIs for seamless workflows.
• Evaluate and select foundation models and services from providers such as OpenAI, Anthropic, and Google.
• Collaborate with product managers, ML scientists, and engineers to deliver effective AI agent solutions.
• Troubleshoot, debug, and optimize AI systems for performance, reliability, and scalability.
• Establish platforms for evaluating AI agent performance and document development processes and architectural decisions.

Requirements

• Location: Remote work with options in Germany, Poland, and Portugal
• Expertise in LLM-oriented system design, prompt engineering, and multi-agent communication.
• Strong programming skills in Python, FastAPI, and experience with cloud deployment (AWS/GCP/Azure) and CI/CD.
• Experience integrating AI agents with external tools, databases, and APIs securely.
• Ability to communicate complex technical concepts to technical and non-technical stakeholders.
• Preferred advanced degrees (Ph.D/Masters) in Computer Science, AI, Machine Learning, or NLP and familiarity with fine-tuning techniques like PEFT and LoRA.

Culture & Benefits

• Hybrid work model with flexibility to work remotely part of the week.
• Inclusive and diverse workplace committed to equity and accessibility.
• Global operations with opportunities to collaborate across multiple regions.
• Supportive environment fostering learning, collaboration, and innovation.

Hiring process

• Initial call with Talent Team (15 minutes).
• Interview with a Hiring Team member (45 minutes).
• Take-home technical challenge.
• Technical interview with two developers (1 hour).
• Final interview with CTO or Engineering Manager/Director (45 minutes).