Applied ML/AI Engineer - LLMs, RAG, Production

Piano Software Norway; Oslo; On-site; NOK 900,000 - 1,350,000; Full time

Benefits offered by this job

Flexible working hours

Competitive compensation

Laptop of your choice

Tech-friendly office environment

Job summary

Piano Software Norway seeks an ML/AI Engineer to transform real-world data into usable AI-powered features across Piano’s platform. You will work with our Data Science team to prototype, evaluate, and ship ML/AI capabilities, from content understanding to personalization and intelligent workflows.

The role blends LLM-based development with traditional ML, focusing on production systems, cost and latency optimization, and scalable deployment in a fast-moving, collaborative environment.

Qualifications

• M.Sc. in Computer Science, Mathematics, or related field, or proven track record
• 3+ years of software engineering experience with ML/AI systems
• Fluency in Python and strong software engineering fundamentals
• Hands-on experience with LLMs (OpenAI, Anthropic, or similar)
• Ability to communicate clearly in English

Responsibilities

• Build AI-powered features across Piano’s product suite including classification, summarization, content understanding, recommendations, and conversational interfaces.
• Collaborate with backend, frontend, product, and data science teams to integrate AI into existing products.
• Improve targeting and personalization logic by combining data science, ML, and product knowledge.
• Develop evaluation methods to measure usefulness, accuracy, and reliability of AI systems.
• Optimize LLM inference for cost, latency, and quality through context engineering, caching, model selection, and batching.
• Operate RAG pipelines and optimize retrieval quality via embeddings, chunking strategies, and ranking algorithms.
• Deploy reliable and operate services in Kubernetes with CI/CD, monitoring, and platform practices.

Skills

Python

ML/AI systems

LLMs

English

Education

M.Sc. in CS/Math or proven track record

Tools

Docker

Kubernetes

CI/CD

Job description

Piano Software Norway seeks an ML/AI Engineer to transform real-world data into usable AI-powered features across Piano’s platform. You will work with our Data Science team to prototype, evaluate, and ship ML/AI capabilities, from content understanding to personalization and intelligent workflows.

The role blends LLM-based development with traditional ML, focusing on production systems, cost and latency optimization, and scalable deployment in a fast-moving, collaborative environment.