AI SOLUTIONS ENGINEER (M/F/D)

FRANKFURT, HAMBURG, DÜSSELDORF, MUNICH, HYBRID

Tasks

About our platform Huacaya: Huacaya is our on-premises platform for AI development and deployment. It enables the secure and efficient hosting, training, and integration of AI models into applications such as chat or process automation. The platform covers the entire AI lifecycle and provides companies with a robust foundation for developing tailored solutions for specific requirements. As part of our team, you will make a significant contribution to the further development of Huacaya and shape innovative AI-based applications within the framework of projects.

• You will work directly at the interface with customers and actively drive the further development of Huacaya, our platform for AI development and deployment , with the goal of quickly bringing solutions into productive use.
• Your work focuses on training, fine-tuning, and providing large language models (LLMs) in a production-oriented manner, always with a view to concrete customer benefits.
• You will develop and iteratively optimize specialized AI models (e.g., in computer vision, NLP, or numerical data analysis) based on real-world requirements and feedback from use.
• Your responsibilities include the integration and further development of backend systems, including APIs, services, and scalable data pipelines.
• Based on Huacaya, you will create customized, scalable solutions for different industries, which you will guide from the initial idea to productive use.
• You will analyze, structure, and curate data to build high-quality training and evaluation datasets and continuously improve model performance.
• Together with clients and interdisciplinary teams, you will develop requirements, translate them into technical concepts, and act as the central point of contact for implementation.
• Through clear documentation and audience-appropriate presentations, you create transparency and support well-founded technical decisions.

Benefits

• FLEXIBLE WORKING HOURS

• HYBRID WORKING

• ONBOARDING & MENTORING

• JOB RAD

• Always up to date: Plenty of external and internal training opportunities and certifications
• Cool offices: Our locations, organized nationwide and across disciplines, combine the expertise of various units within the Reply Group.
• Onboarding event: From day one, you are part of our network and benefit from the know-how of the Reply community.
• Reply Spirit: Strong team spirit, flat hierarchies and a personal, familial and appreciative atmosphere.

Qualifications

• You have a completed degree in (Applied) Mathematics, Physics, Computer Science, Data Science or a comparable quantitative field.
• Excellent German and English skills enable you to communicate even complex technical content in an understandable and target-group-oriented manner.
• You already have initial practical experience in the development or deployment of AI systems , for example from projects, internships or professional positions.
• You are confident in your ability to train and fine-tune LLMs and to work with frameworks such as Hugging Face Transformers, PyTorch or TensorFlow.
• Knowledge of backend development, for example with FastAPI, Django or Flask, enables you to develop production-like applications.
• Familiarity with modern infrastructure and deployment tools such as Docker and Kubernetes, as well as with SQL/NoSQL databases and version control, complements your profile.
• You are characterized by an independent, structured and pragmatic way of working, as well as the ability to take responsibility and drive solutions forward even under uncertain conditions.

Develop yourself and the digital future – at Reply!

Reply specializes in the design and implementation of solutions based on new communication channels and digital media. With a network of highly specialized companies, Reply defines and develops business models enabled by AI, big data, cloud computing, digital media, and the Internet of Things. Reply offers consulting, system integration, and digital services to companies in the telecommunications and media, industrial and service, banking and insurance, and public administration sectors.

How to become a Replyer

Level 1

Your application

Have you found a position that suits you and your skills? Perfect! Then use our application form to send us your CV and certificates. If everything went smoothly, you will receive a confirmation email.

Level 2

Our answer

We are now reviewing your application and will get back to you as soon as possible. If we are a good fit, we will invite you for an interview.

Level 3

Your job interview

Is the chemistry right? What will you be doing at Reply: a working student position, an internship, writing your thesis, or will you be working as a Reply Ambassador? And what tasks will you be taking on? We'll clarify all of this together in an interview. And if several of our companies are a good fit for you, you'll have the opportunity to attend multiple interviews.

The final

Welcome to Reply

You've received a job offer? Congratulations! We look forward to welcoming you to our team soon.