AI/ML Engineer

Location: Helsinki, Finland — onsite

Company

hirify.global is a Helsinki-based games company creating and operating mobile games including Hay Day, Clash of Clans, Boom Beach, Clash Royale, and Brawl Stars.

What you will do

• Build and ship production-quality AI features for live games and internal tools.
• Develop the evaluation, benchmarking, and regression frameworks needed to measure model quality across modalities.
• Fine-tune, adapt, and distill models, while selecting prompts, retrieval, or smaller models when they are more effective.
• Optimize inference for parameter, latency, cost, battery, and on-device constraints.
• Develop reliable autonomous agents and collaborate closely with AI platform, cloud, data, QA, engine, client programming, and game teams.
• Mentor junior AI/ML engineers through code reviews, pairing, and design discussions.

Requirements

• Strong current knowledge of applied modern generative methods and their production limitations.
• Experience shipping LLM or generative AI applications used by real users in production.
• Strong software engineering skills and ownership of maintainable production systems.
• Hands-on experience creating and maintaining benchmarks and evaluation frameworks.
• Practical experience with model fine-tuning, adaptation, and inference trade-offs, including local or on-device deployment.
• Ability to work onsite in Helsinki and collaborate closely with central and game teams.

Nice to have

• Experience with production-scale agent frameworks, orchestration, or evaluation tooling.
• Game industry experience or strong appreciation for mobile games.
• Experience working as an internal customer of a platform or infrastructure team.

Culture & Benefits

• Independent cells with trust, freedom, and ownership.
• Culture of taking risks, learning from failure, sharing learnings, and stopping projects when appropriate.
• Compensation, work environment, and resources designed to support employees as people.
• Dedicated mobility team and partners supporting relocation from any starting location, including accompanying family members.

Hiring process

• Apply through hirify.global's application form.
• Recruitment support and accommodations are available during the process.