TL;DR

Senior Backend Engineer (AI): Design and develop scalable backend services for AI applications, leveraging cutting-edge LLM and prompt engineering techniques. Focus on implementing advanced conversational protocols, orchestrating internal and external services, and ensuring the security and performance of AI production systems.

Location: Hybrid role based in Leipzig, Berlin, Chemnitz, or Dresden, Germany.

Company

%hirify_global% is a Unicorn company providing an AI-native Employee Experience Platform to empower communicators and support frontline workers globally.

What you will do

Design, develop, and maintain scalable and fault-tolerant backend services for AI applications.
Apply advanced prompt engineering techniques to optimize model performance and manage context windows.
Implement model integration patterns and develop Agent-to-Agent (A2A) protocol communication strategies.
Implement systems for Managing Conversational Protocols (MCP servers) for stateful interactions.
Define and implement observability standards for AI applications.
Collaborate with ML Scientists and Data Scientists to transition prototypes into production-ready services.

Requirements

6+ years of professional experience in backend software development.
Strong proficiency in Golang, and preferably Java/Kotlin.
Experience with cloud platforms (AWS, GCP, or Azure) and containerization technologies (Docker, Kubernetes).
Experience building backend systems for complex agentic workflows or long-running conversational states.
Familiarity with foundational LLM concepts such as Retrieval-Augmented Generation (RAG).
Practical experience developing or managing MCP servers and Agent-to-Agent (A2A) communication protocols.

Nice to have

Experience with event-driven architecture and message queues (e.g., Kafka).

Culture & Benefits

Flexible working time models and the option of hybrid work, supported by a yearly flex work allowance of €1560.
31 vacation days annually (including one floating holiday), plus pro rata fully paid Fridays off during August.
Monthly Wellbeing Allowance of €35 for fitness, mental health, hobbies, or relaxation.
Company pension scheme.
One day off per year for supporting a social project.

Senior Backend Engineer (Employee AI)