Product Manager & Studio Lead - Calculator Studio

Product Manager & Studio Lead – Calculator Studio

Location:

Haarlem, Netherlands
Employment:
Fulltime
Hybrid:
Minimum 2 days per week in our vibrant Haarlem office

Reports to:

Chapter Lead Product

We are looking for a Product Manager & Studio Lead to take ownership of the Calculator Studio, one of our largest and most widely used apps. The app is mature and highly scaled, offering a unique challenge: how to drive meaningful product‑led growth, user experience improvements, and performance optimization s role combines strategic product leadership and hands‑on execution. You will operate as a Studio Lead, partnering closely with Growth, Engineering and Design to define strategy, prioritize work, and deliver measurable outcomes.

• Own the Product Strategy &
  
  Roadmap:
  
  Translate the 12‑month 2026 strategy for Calculator Studio into quarterly roadmaps. Define the 2027 strategy.
• Identify and execute high‑impact optimization opportunities in UX, performance, while supporting monetization, onboarding, and retention.
• Balance longer‑term bets with operational improvements and platform updates.

• Drive User‑Centered Product Decisions:
  Lead user research, concept validation, and ongoing refinement based on insights.
• Use qualitative and quantitative inputs to validate ideas before investing development resources.
• Translate insights into clear hypotheses, experiments, and improvements.

• Lead the Studio:
  Together with the Growth Manager, Principle Developer operates and acts as the trio of Studio Leads, driving alignment, accountability, and delivery.
• Partner cross‑functionally with Engineering, Design and Growth.
• Run the studio operating rhythm: planning, reviews, standups, retros, and reporting.
• Communicate progress, insights and trade‑offs clearly to leadership.

• Optimize for Growth & Monetization:
  Partner with Growth teams to improve acquisition, conversion and retention.
• Support structured experiments on pricing, paywalls, subscription flows and UX improvements.
• Understand and manage the metrics that matter for a top‑charting utility app.

• Execute With Excellence:
  Own backlog management, scoping, prioritization and delivery quality.
• Ensure the studio maintains a predictable release cadence.
• Work closely with engineering to manage tech debt, platform changes, iOS requirements and performance improvements.

• Hands‑On Product Engineering With AI:
  Work closely with engineers using modern AI tool (Cursor) to prototype concepts, draft or refine specifications and speed up iteration and reduce engineering overhead.

• 4+ years experience as a Product Manager for a mobile app or high‑scale consumer product.
• Proven success managing mature products where improvements come from optimization rather than brand‑new features.
• Strong strategic thinking with the ability to set direction and drive clarity.
• Experience working closely with engineers; able to use AI tools to prototype or validate ideas.
• Strong analytical skills, comfortable using data for decision‑making.
• Experience running experiments (A/B tests), optimizing funnels and iterating on UX.
• Excellent communicator with cross‑functional leadership experience.
• High sense of ownership, accountability and independence.

• Experience with subscription models, monetization or growth.
• Familiarity with Cursor AI, Git Hub Copilot or similar AI‑assisted engineering tools.
• Background in utility apps.
• Experience in very high‑scale or top‑ranked mobile apps.

• A leading role in a studio running apps with millions of users.
• High autonomy and real responsibility – own a full product line.
• Work with a senior, data‑driven, collaborative team.
• Ability to leverage cutting‑edge AI tools to accelerate impact.
• Competitive compensation and benefits.
• A high‑trust environment where product thinking is valued and experimentation is encouraged.

• You will lead one of Impala’s most impactful studios, responsible for a top global utility app.
• You’ll work on products at massive scale, where even 1% improvements affect millions.
• You will have full ownership: strategy, roadmap, experiments, delivery.
• You will help…