CareerPlan

Software Application Engineer – AI & LLM

SwedenFull-time2026-10-09 → 2026-11-10

Core

Design, build, and deploy intelligent applications leveraging Large Language Models (LLMs), generative AI tools, and advanced data architectures to solve real-world problems.

Role type

Software Application Engineer specializing in AI & LLMs

Builds

Scalable, production-grade AI-powered applications, microservices, and API integrations

Domain

Artificial Intelligence / Large Language Models / Software Engineering

Deliverable

production ML models

Required skills

Python, TypeScript, JavaScript, Go, C++, LLM APIs, LangChain, LlamaIndex, function calling, prompt orchestration, vector databases, relational/NoSQL databases, AWS, GCP, Azure, Docker, Kubernetes, CI/CD

Preferred skills

Fine-tuning open-source LLMs (LoRA, QLoRA), model hosting frameworks (vLLM, Ollama, Hugging Face), AI safety guardrails, agentic architectures (AutoGPT, CrewAI, LangGraph)

Technologies

LangChain, LlamaIndex, Pinecone, Weaviate, Qdrant, Chroma, Ragas, LangSmith, PostgreSQL, Redis, MongoDB, vLLM, Ollama, Hugging Face, AutoGPT, CrewAI, LangGraph

Responsibilities

Design and maintain scalable AI-powered applications and microservices; Implement state-of-the-art LLMs using various frameworks; Architect and optimize RAG pipelines and vector databases; Design, test, and optimize prompt strategies and agentic workflows; Monitor, evaluate, and fine-tune model outputs for performance and cost; Partner with product managers and data science teams to translate business requirements into software features

Seniority

Mid-level (3+ years total, 1-2 years in AI/LLMs)