Description:

We are looking for an experienced Senior Python Backend Developer who has worked with the langchain framework.
You will be responsible for designing, developing, and optimizing backend services, APIs, and integrations to support scalable applications.
This role is ideal for someone with deep expertise in FastAPI, langchain, MongoDB, and Python 3.11, along with a solid understanding of agent programming.
You will work collaboratively to build a reliable, maintainable, and scalable chatbot application while ensuring top-notch security and performance.
The contract duration is 3 months full time, and the position is fully remote.
The start date for this role is 2nd June 2025, and the rate will be based on experience.

Requirements:

You must have at least 5 years of experience as a Python backend developer.
Strong experience with Python 3.11+ and the langchain framework is required.
In-depth knowledge of API development using FastAPI, including authentication and parallelized requests, is essential.
You should have strong experience with MongoDB, including schema design, query optimization, and best practices.
A strong understanding of secure coding practices is necessary.
Proficiency in Git and Git workflows is required.
You must be fluent in French and have a good level of technical English.
You should be located in the Paris, France timezone.
A commitment to writing clean, maintainable, and well-documented code is expected.
Strong collaboration skills to work with data scientists, developers, product managers, and stakeholders are essential.

The position offers a fully remote work environment.
You will have the opportunity to work on a scalable and secure chatbot application.
The role provides a chance to collaborate with a diverse team of professionals.
The contract duration is for 3 months, allowing for focused project work.
Compensation will be based on your experience, providing potential for competitive pay.