ButterCMS 🧈 logo
ButterCMS 🧈

Marketers love our easy to use content dashboard. Developers love our content API to build modern apps.

Principal Product Engineer

Full-stack EngineerSoftware EngineerFull TimeRemoteLeadTeam 11-50H1B No SponsorCompany SiteLinkedIn

Location

Poland

Posted

65 days ago

Salary

zł38K - zł45K / month

Seniority

Lead

Bachelor Degree8 yrs expPolishEnglishJavaScriptTypeScript

Job Description

Principal Product Engineer

ButterCMS 🧈

• 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.

Job Requirements

  • 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 → architecture → 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.

Benefits

  • B2B contract-based monthly remuneration is 38.000 - 45.000 PLN + VAT or its equivalent on the employment contract.
  • Flexible schedule and the possibility to work fully remotely.
  • Professional development resources (up to 5 days of additional leave and 6 000 PLN yearly).
  • LinkedIn Learning access.
  • Extra leave for Tiugo Day – our company’s foundation day and your birthday.
  • English lessons with a native speaker and an online language platform where you can learn English, Spanish, and German.
  • Access to a mental health and well-being platform with 24/7 dedicated psychological support.
  • Private medical care (Enel Med or Medicover) and Multisport card.
  • 2 weeks of paid parental leave for our contractors.

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