Back-End Developer (Ai & Knowledge Platforms)

Are you a Back-End Developer expert in Microservices & AI-Integrated Back-End ?

We are Reply , and we are looking for you!

WHO WE ARE

Reply is a company that specialises in Consulting, Systems Integration and Digital Services with a focus on the conception, design and implementation of solutions based on the new communication channels and digital media. Reply partners with key industrial groups in defining and developing business models made possible by the new technological and communication paradigms such as Artificial Intelligence, Big Data, Cloud Computing, Digital Communication, the Internet of Things and Mobile and Social Networking.

WHAT WILL YOU DO?

• Core activities . You will design and implement a microservices-based backend architecture powering ingestion, query, and governance services. You will build APIs and services that integrate knowledge graphs, vector stores, and LLM-based components in a coherent platform. You will have the opportunity to develop human-in-the-loop validation interfaces and content approval workflows within the ingestion pipeline;
  ensuring reliability, scalability, and observability of backend services in production-grade environments.
• Technologies . Spring Boot/FastAPI, Spring AI/LangChain/LlamaIndex, Docker, Kubernetes, RabbitMQ/Kafka.
• Team work . You will collaborate daily with Knowledge Graph Engineers, AI Engineers, and frontend developers to turn governed knowledge into reliable APIs and workflows. You’ll be a key bridge between architecture vision and production-ready systems.

WE'LL TOTALLY LOVE YOU IF YOU HAVE…

• Academic background . A Bachelor's or Master's degree in Computer Science, Software Engineering, or a related technical discipline.
• Valuable expertise . Proven experience building and operating microservices in distributed systems;
  Strong understanding ofAPI design, asynchronous messaging, and service orchestration;
  Experience integrating AI/ML components into backend platforms, beyond simple proof-of-concepts;
  Experience with CI/CD pipelines, test automation, and on-premise/cloud-native deployments.
• Nice to have . Familiarity with graph databases, vector databases, or hybrid retrieval architectures. Exposure to enterprise-grade systems requiring traceability, governance, or compliance.
• Soft skills . Pragmatic problem-solving mindset with attention to system robustness;
  Ability to work autonomously while aligning with shared architectural principles;
  Curiosity and motivation to build backend systems that make AI trustworthy and decision-ready.

YOU WILL LOVE WORKING WITH US BECAUSE…

• We have a start-up heart . Hundreds of small units with their own projects and teams. Guaranteed hands-on experience, flexibility, table footballs and free coffee.
• But we dream worldwide . We have the structure to make your ideas matter. We partner with major groups over 4 continents and 15 countries.
• We are customers-obsessed . Excellence is in our DNA. We strive for the best. We get our hands dirty. We get results.
• We are learning . We at Reply are always aiming for true innovation. Even though it still may look unreal.

WHAT ARE THE NEXT STEPS

The first step of our recruiting process will be the meetings with the technical referents and then a face to face interview with the HR team. We care about an equal recruiting process.

Feel interested?

Reply is committed to embracing diversity and creating an inclusive work environment by valuing the uniqueness of people regardless of age, gender, sexual orientation, religion, nationality, or disabilities as protected by Italian Law (L.68/99).

Furthermore, Reply is committed to ensuring a fair and accessible selection process: to help you during the recruitment process, please let us know of any kind of support you may need.