Principal Product Engineer

We are the company behind CKEditor – an open-source rich text editor used by millions of people around the world. We are part of Tiugo Technologies, a family of API-first developer platforms (CKEditor, TinyMCE, ButterCMS, Uploadcare) focused on content creation and digital collaboration.

• 8+ years of experience in software engineering.
• Strong system design and frontend engineering skills, with hands-on experience in modern frontend technologies (JavaScript / TypeScript).
• Ability to move from problem definition to architecture to implementation.
• Experience with automation, workflows, or agent-like systems.
• Hands-on approach and willingness to write production code.
• Fluency in Polish and English (minimum C1 level).
• Strong engineering judgment (including knowing when not to use AI).
• Experience working across teams and influencing technical decisions.
• Ability to collaborate effectively with different groups.
• Curiosity, ownership, and a strong interest in applying AI in practice.
• Experience with AI in developer tooling or internal systems.

Nice to have:

• Experience working on complex frontend applications or with developer tools.
• Experience with rich text editors, document systems, or collaborative editing tools.
• Background in content platforms, developer tools, or productivity software.

• Solve high-impact problems across CKEditor and CKSource products, spotting where AI or automation can add value.
• Work with product and engineering stakeholders to clarify goals, scope, and success metrics.
• Design pragmatic end-to-end solutions across the editor, backend services, and other portfolio products.
• Prototype quickly, iterate with feedback, and evolve the best ideas into production features.
• Build integrations and platform patterns (APIs, workflows, ecosystems) that extend product capabilities.
• Influence technical direction and best practices across teams, helping others adopt new tools effectively.
• Drive adoption of AI-assisted development (agents, reviews, testing, ops) to improve how we build and ship software.
• Collaborate closely with engineering leaders, product managers, and domain experts to shape product direction.
• Work with teams across the editor/frontend, cloud services, and integrations to ship end-to-end features.