Senior AI Engineer (Python & LLMs)

Source Group International; Zug; Vor Ort; CHF 120.000 - 160.000; Vollzeit

Zusammenfassung

Source Group International is seeking a hands-on backend engineer in Switzerland to build scalable Python services and deploy LLM-powered applications for real users. You will work directly with customers to translate business needs into robust technical solutions, contributing to architecture and product strategy in a fast-paced startup environment.

The role requires 3+ years of backend experience, strong Python, and fluency in German and English.

Qualifikationen

• 3+ years of professional backend development experience.
• Strong Python skills with production systems running at scale.
• Experience with databases, APIs, cloud environments.
• Proven experience deploying LLMs into production for real users.
• Fluent German and English.
• Authorized to work in Switzerland.
• Comfortable interacting directly with customers and translating business needs into technical solutions.
• Proactive, entrepreneurial mindset with a willingness to take ownership.

Aufgaben

• Build and maintain scalable backend services in Python.
• Design, develop and deploy LLM-powered applications for real users.
• Work closely with customers to understand requirements and deliver impactful solutions.
• Develop APIs, integrations, background jobs, and data-processing pipelines.
• Contribute to architecture decisions and technical strategy.
• Collaborate with a small, highly motivated team in a fast-paced environment.
• Help shape both the product and the future growth of the company.

Kenntnisse

Python

LLMs

APIs

Databases

Cloud

German

English

Customer-facing

Ownership

Tools

Terraform

Azure

OCR

RAG

Vector DBs

GenAI frameworks

Jobbeschreibung

Join a fast-growing AI company helping clients turn cutting-edge AI into real business value. We're looking for a hands-on engineer who enjoys building production-grade systems, working directly with customers, and solving complex challenges with modern AI technologies.

What You'll Do

• Build and maintain scalable backend services in Python
• Design, develop and deploy LLM-powered applications for real users
• Work closely with customers to understand requirements and deliver impactful solutions
• Develop APIs, integrations, background jobs, and data-processing pipelines
• Contribute to architecture decisions and technical strategy
• Collaborate with a small, highly motivated team in a fast-paced environment
• Help shape both the product and the future growth of the company

What Matters Most to Us

• 3+ years of professional backend development experience
• Strong Python skills with production systems running at scale
• Experience with databases, APIs, background processing, and cloud environments
• Proven experience deploying LLMs into production for real users, not just prototypes
• Fluent German and English
• Authorized to work in Switzerland
• Comfortable interacting directly with customers and translating business needs into technical solutions
• Proactive, entrepreneurial mindset with a willingness to take ownership

Nice to Have

• Infrastructure as Code (Terraform)
• Microsoft Azure experience
• Document processing and OCR solutions
• Experience with RAG, vector databases, AI agents, and modern GenAI frameworks
• Startup or scale-up experience

We believe in equal opportunity for all and actively encourage applications from diverse backgrounds, experiences, and perspectives.