Backend Engineer: AI-Driven Microservices & Cloud

Earnix; Paris; On-site; EUR 80,000 - 110,000; Full time

Job summary

Earnix is hiring a Back End Developer to join our Engineering team and work with AI Product Owners, Architects, and LLMOps on backend services and APIs. You will design, build, and document scalable microservices in cloud environments, and integrate AI capabilities into backend workflows.

The role emphasizes TDD, clean code, and CI/CD practices to ensure performance and security. You will collaborate across disciplines to maintain architecture consistency and deliver modular, extensible systems

Qualifications

• 6+ years of backend software engineering experience.
• Backend development with TypeScript and/or Python.
• Design and deployment of microservices in cloud environments (Azure / AWS).
• Experience with containerization and orchestration (Docker, Kubernetes, ArgoCD).
• Familiarity with AI agent frameworks and LLM integration (preferred).
• Knowledge of CI/CD, security, and performance optimization.

Responsibilities

• Design, develop, deliver, and document secure and scalable backend services and APIs.
• Build and maintain microservices-based systems with high availability and performance.
• Collaborate with cross-functional teams on architecture, code quality, and deployment.
• Integrate AI capabilities, including LLMs, into backend workflows and services.
• Apply best practices such as TDD, clean code, and CI.
• Contribute to modular architectures to support future growth.

Skills

TypeScript

Python

Cloud-native architectures

CI/CD pipelines

Kanban

Code reviews

Tools

Docker

Kubernetes

ArgoCD

LangGraph

MCP

Job description

Earnix is hiring a Back End Developer to join our Engineering team and work with AI Product Owners, Architects, and LLMOps on backend services and APIs. You will design, build, and document scalable microservices in cloud environments, and integrate AI capabilities into backend workflows.

The role emphasizes TDD, clean code, and CI/CD practices to ensure performance and security. You will collaborate across disciplines to maintain architecture consistency and deliver modular, extensible systems