Fullstack Machine Learning Developer (Junie)

Stack

Responsibilities

• ▹Develop and ship new features for Junie across CLI and model integrations
• ▹Experiment with model setups, ensembling, and cost efficiency strategies
• ▹Build and test autonomous agent behaviors for long-term project maintenance
• ▹Own the full development cycle from initial research to production-ready code
• ▹Use Junie daily to continuously iterate on its quality and user experience

Requirements

• ▹A proven track record of developing and shipping machine learning or full-stack software products
• ▹Hands-on experience working with LLMs, prompt engineering, or agentic workflows
• ▹The ability to write high-quality production code across the full development lifecycle
• ▹Practical experience building or fine-tuning ML models

Soft skills

What we offer

• ▹Strong base salary
• ▹Flexible work location: home or office
• ▹Remote work up to 30 days per year from abroad
• ▹Extra time off
• ▹Medical insurance allowance
• ▹Learning and development opportunities: conferences, courses, language classes
• ▹Relocation support
• ▹Language classes
• ▹Hot meal or lunch allowance

About the company

JetBrains creates intelligent software development tools for developers and teams; used by 15 million users, over 300,000 companies, and 88 of the Fortune Global Top 100.