Last seen September 9, 2026
Posted April 27, 2024 · 865 days ago
Est. expiry June 1, 2024

AI Developer - LLM Applications

AI Developer
Helsinki
HybridFull-time, Mid-Level
Estimated €2,791 - €3,275
Job description

Reaktor's award-winning tech community is looking for AI developers to join in Helsinki. Build LLM applications, work with APIs, fine-tuning, and collaborate across teams.

The text above is the employer's original job description, extracted as written. Other details on this page, like salary, responsibilities, and requirements, are interpreted from that text by our system, not values the employer explicitly confirmed, so treat them as our best interpretation rather than verified facts.

Skills & Technologies
LLMsAPI IntegrationCloud DeploymentVector DatabasesPrompt Engineering
Education Level
No degree required
How this salary compares
Estimated €2,791 - €3,275Est. take-home €2,242 - €2,532

Estimated from 3,497 comparable listings

33% below Mid-Level level roles
€2,791€4,500 median€5,000
Responsibilities
  • Designing and implementing LLM-enabled applications
  • Integrating LLMs into production workflows
  • Working with RAG pipelines and prompt engineering
  • Collaborating with cross-functional teams
  • Contributing to software architecture and testing
Requirements
  • Experience with AI software development technologies (LLMs, backend, frontend, ops)
  • Experience deploying AI in cloud environments (Azure, AWS, GCP)
  • Knowledge of vector databases and data privacy (GDPR)
Reaktor logo
Reaktor · 20 open roles
Top locations: Helsinki, Finland · 34 · Remote - Global · 15 · Tampere, Finland · 14+5 other locations
View company
Current open roles at Reaktor on JobCrawls
LocationActive listings
Helsinki, Finland34
Remote - Global15
Tampere, Finland14
Turku, Finland7
Helsinki2
Amsterdam1
Lisbon1
Amsterdam, Netherlands1
Current role mix at Reaktor on JobCrawls
Role typeActive listings
Software Engineer21
Fullstack Developer3
Mobile Developer3
Full Stack Developer3
Lead Developer2
Developer2
AI Developer2
Data Engineer2
Machine Learning Engineer2
Software Developer2
Data Architect2
Business Development Lead1
Product Designer1
Head of Marketing1
Account Manager1
Software Architect1
Business Development1
Sales Representative1
Venture Trainee1
Sales Director1
Sales Coordinator1
System Administrator1
Head of Communications & Investor Relations1
Senior Technical Lead1
Human Resources Specialist1
Lead Software Engineer1
Product Management Lead1
Current role-level mix at Reaktor on JobCrawls
Role levelActive listings
Mid-Level32
Senior20
Junior2
Executive2
Manager2
Intern1
Director1

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