Senior AI Engineer

Our client, a leader in data-driven solutions, is seeking a

Senior AI Engineer

to contribute to their AI-driven innovation projects in the US. This role is part of a larger company’s strategy leveraging

Generative AI (GenAI)

to enhance workflows, decision-making, and data management of the enterprise solutions in tax, auditing and risk management used by the largest companies in the world. This is a

long-term remote-first contract position

with a required overlap of

US working hours (2-6 PM CET) .

Role & Responsibilities As a

Senior AI Engineer , you will: Develop and maintain

scalable back-end services using FastAPI and other modern frameworks. Ensure seamless integration

with front-end applications and external services through well-designed RESTful APIs. Leverage cloud infrastructure

(Azure Functions, Azure Storage) for hosting and scaling applications. Implement security best practices

for API authentication (OAuth, JWT) and data protection. Work on GenAI-driven applications , utilizing frameworks such as

LangChain, LlamaIndex, vector databases, and agentic frameworks . Containerize applications

using Docker for environment management.

Requirements Expertise in Python

for back-end development. Experience with FastAPI, Pandas, and NumPy

for building scalable RESTful APIs. Experience with Retrieval Augmented Generation (RAG). Proficiency in Prompt Engineering . Experience

with MCP/FastMCP Knowledge of vector databases and embedding models. Familiarity with frameworks

such as LangChain, LangGraph, and LlamaIndex. Ability to work with

large datasets and perform data cleaning, transformation, and manipulation. Cloud Services : Hands-on experience with AWS/Azure/GCP and cloud-based hosting. Asynchronous Programming : Understanding of async patterns to improve performance. Containerization : Familiarity with

Docker

for application deployment. Security Best Practices : Knowledge of API authentication methods such as

OAuth and JWT . Ability to

participate in the discussions

and lead the technical discussions Have a consultancy mindset

→ always try to find a solution for the client Make decisions

about the solution and design

Preferred Experience Knowledge of AI ethics , bias mitigation, and responsible AI practices. Experience with multi-agent libraries/frameworks

like CrewAI, Autogen, and Taskweave. Understanding data engineering concepts , including data pipelines, data integration, and data warehousing. Performance optimization

using monitoring tools and profiling techniques. Unit testing & automation

(PyTest, Unittest). CI/CD pipelines

for seamless deployment.

Work Conditions Type:

Full-time & Long-term contract work Start Date : ASAP Location : Remote (99%) in Europe; must be able to travel freely within

Europe

for workshops. US Time Zone Overlap : Required ( 2 PM - 6 PM CET ) Contract with European LLC Rate:

300-330 EUR/MD

If you are passionate about

AI, Python, and AI-driven

applications, this role with our client offers an exciting opportunity to work on impactful projects!