Lead Programmer, Merge Mansion

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We’re a mobile game company based in Helsinki and Berlin, creating world‑class entertainment by building a portfolio of hit games. Since our launch in 2020, our Haay top‑selling game Merge Mansionଇ has entertained over 60 million players worldwide, and we have grown into a team of over 280. Our mission is to entertain hundreds of millions of people for decades through games, creative marketing, community, and more, while having fun.

• Act as the technical lead for a product area, taking ownership of its architecture, systems and engineering direction, with hands‑on involvement in development.
• Own end‑to‑end development and release of new features and systems in a specific Product Area.
• Drive architectural alignment and lead technical discovery for new initiatives.
• Coach, mentor and onboard game programmers in feature teams.
• Lead the technical evaluation of upcoming features and internal tools, advising cross‑functional partners to ensure decisions align with our tech strategy and long‑term goals.
• Collaborate daily with Producers, Product Managers, Game Designers, Artists, UI/UX, QA, Data Analysts and technical core teams to build engaging game experiences.
• Work as a unifying tech voice across teams, enabling scalable, efficient development through better tools and practices.

• Demonstrated experience providing technical leadership in cross‑functional teams, aligning architecture and engineering practices for large‑scale systems.
• Strong experience working with live free‑to‑play mobile games.
• Solid professional background with Unity, including understanding of Addressables or Asset Bundles, rendering, GUI, error handling, validations and runtime performance.
• Skilled in profiling, debugging and performance analysis.
• Good understanding of multi‑platform development on iOS, Android and ideally also PC, Mac or Web.
• Familiarity with CI or CD systems and build pipelines.
• Strong communication skills and ability to collaborate with both technical and non‑technical stakeholders.
• Ability to mentor programmers with empathy and a coaching mindset, supporting their growth in the engineering craft.
• Proactive, self‑directed and focused on driving meaningful outcomes.

• Familiarity with backend and infrastructure.
• Experience with front‑end technologies and frameworks (Java/ reneg & Vue, React).
• Experience with asset/content pipelines.
• Understanding of shaders and graphics programming.
• Experience with multiplayer or online game features.