Backend Engineer Paris, France

Earnix; Paris; Hybrid; EUR 60,000 - 110,000; Full time

Job summary

Earnix is seeking a Backend Developer to join our Engineering team, reporting to the Group Lead to Agentic AI. You will design, develop, and document secure backend services and APIs, leveraging cloud-native architectures.

You will build and maintain microservices with high availability, collaborate with cross-functional teams, and integrate AI capabilities into backend workflows to advance Earnix's decisioning platform.

Qualifications

• At least 6+ years of backend software engineering experience.
• Strong proficiency in TypeScript and/or Python for backend development.
• Experience designing and deploying microservices in cloud environments (Azure, AWS).
• Hands-on experience with containerization and orchestration (Docker, Kubernetes, ArgoCD).
• Familiarity with AI agent frameworks, LangGraph, MCP (preferred).
• Knowledge of integrating LLMs and AI tools into backend systems.
• Solid understanding of CI/CD pipelines, security best practices, and performance optimization.
• Experience with Kanban methodology, code reviews, and collaborative development processes.

Responsibilities

• Design, develop, and document secure and scalable backend services and APIs for Earnix features, leveraging modern cloud-native architectures.
• Build and maintain microservices-based systems with high availability and performance.
• Collaborate with cross-functional teams to ensure consistency in architecture, code quality, and deployment practices.
• Integrate AI capabilities (including LLMs and agentic tools) into backend workflows and services.
• Apply best practices in software development, including TDD, clean code principles, and continuous integration.
• Contribute to modular and extensible architectures that support future growth and innovation.

Skills

TypeScript

Python

Microservices

Cloud

Docker

Kubernetes

ArgoCD

AI integration

CI/CD

Code reviews

Tools

LangGraph

MCP

Job description

Earnix is the first AI company purpose-built for insurance decisioning, providing the industry with the intelligence, governance, and decisioning agility to drive profitable growth, improve resilience, and operate with speed and precision in a rapidly changing risk environment. A trusted provider of production-grade AI and decisioning technology, Earnix builds on more than 25 years of experience in artificial intelligence risk, pricing, rating, analytics, and decisioning. Earnix brings vertical AI into the workflows and decisions that shape insurance performance across insurers’ pricing, underwriting, claims, customer engagement, retention, and other insurers high-value insurance moments. Earnix’s AIOS enables insurers to orchestrate intelligence across the insurance decision lifecycle and drive governed, real-time decisions that deliver measurable business outcomes. Earnix is headquartered in Boston, MA and has been innovating for insurers and banks since 2001 with customers in over 35 countries across six continents and offices in the Americas, Europe, Asia Pacific, and Israel.

Description

As a Back End Developer at Earnix, you will be an integral part of our Engineering team, reporting to the Group Lead to Agentic AI. You will interact with AI Product Owners, Architects, and LLMOps to conceive technical solutions for our product, particularly by leveraging LLM capabilities

What You'll Do

• Design, develop, deliver, and document secure and scalable backend services and APIs for Earnix features, leveraging modern cloud-native architectures.
• Build and maintain microservices-based systems with high availability and performance.
• Collaborate with cross-functional teams to ensure consistency in architecture, code quality, and deployment practices.
• Integrate AI capabilities (including LLMs and agentic tools) into backend workflows and services.
• Apply best practices in software development, including TDD, clean code principles, and continuous integration.
• Contribute to modular and extensible architectures that support future growth and innovation.

Requirements

You'll Do It Using

• At least 6+ years of experience in backend software engineering.
• Strong proficiency in TypeScript and/or Python for backend development.
• Experience designing and deploying microservices in cloud environments (Microsoft Azure, AWS).
• Hands-on experience with containerization and orchestration (Docker, Kubernetes, ArgoCD).
• Familiarity with AI agent frameworks, LangGraph, MCP, or similar technologies (preferred).
• Knowledge of integrating LLMs and AI tools into backend systems.
• Solid understanding of CI/CD pipelines, security best practices, and performance optimization.
• Experience with Kanban methodology, code reviews, and collaborative development processes.

You'll excel by

• Demonstrating excellent communication and interpersonal skills to effectively collaborate with AI Product Owners, Architects, and LLMOps.
• Showing a proactive approach to identifying and solving problems, ensuring the quality and stability of technical components.
• Being adaptable and open to learning, continuously improving your skills and knowledge to better serve our clients.
• Exhibiting strong project management skills, ensuring projects are completed on time and within scope.