Application Guide

How to Apply for (Senior) Product Manager Growth (m/f/d)

at 1KOMMA5°

🏢 About 1KOMMA5°

1KOMMA5° is a fast-growing climate tech company on a mission to make buildings CO2-neutral by integrating decentralized clean energy, mobility, and heat solutions. With a strong focus on sustainability and innovation, it offers a unique opportunity to drive impactful change in the green energy transition while working in a dynamic, remote-first environment.

About This Role

As (Senior) Product Manager Growth, you will own conversion rate optimization across the entire e-commerce funnel, from first website visit to closed sale. This role is critical to scaling 1KOMMA5°'s customer acquisition by defining the martech product roadmap, driving experimentation, and leveraging AI to reduce manual effort in marketing and sales.

💡 A Day in the Life

A typical day might start with reviewing funnel analytics and experiment results, followed by a stand-up with the martech team to align on roadmap priorities. Afternoon could involve user research sessions with customers to identify friction points, then collaborating with marketing and sales to define automation requirements for the next sprint.

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Interview Prep

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🎯 Who 1KOMMA5° Is Looking For

  • Has proven experience in growth product management for consumer-facing digital products, ideally in e-commerce or clean energy subscriptions.
  • Combines a customer-first mindset with hands-on experimentation (A/B testing, user research) to optimize conversion funnels.
  • Is data-driven, fluent in analytics tools (e.g., Google Analytics, Mixpanel) and can translate insights into product decisions.
  • Communicates fluently in both English and German, with strong stakeholder management skills to align marketing, sales, and engineering teams.

📝 Tips for Applying to 1KOMMA5°

1

Highlight specific examples of CRO wins (e.g., 'Increased checkout conversion by 15% through A/B testing') rather than generic growth metrics.

2

Showcase your experience with marketing automation or AI workflows, as reducing manual effort is a key goal.

3

Mention any experience in the clean energy or sustainability sector, even if tangential, to demonstrate domain interest.

4

Tailor your resume to emphasize data-driven decision making, e.g., 'Led experimentation roadmap that drove 20% uplift in lead-to-sale conversion.'

5

Ensure your application materials are flawless in both English and German, as bilingual proficiency is required.

✉️ What to Emphasize in Your Cover Letter

["Your passion for sustainability and 1KOMMA5°'s mission to decarbonize buildings.", "Concrete examples of how you've owned and optimized e-commerce funnels end-to-end.", 'Your experience with martech tools and AI-driven automation to reduce operational costs.', 'Your ability to work cross-functionally in a remote setting, bridging marketing, sales, and product teams.']

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🔍 Research Before Applying

To stand out, make sure you've researched:

  • → Read 1KOMMA5°'s blog and press releases to understand their product portfolio (e.g., solar, heat pumps, EV charging) and market positioning.
  • → Review their website and e-commerce flow to identify potential conversion bottlenecks.
  • → Look into their martech stack (e.g., HubSpot, Salesforce, or custom tools) to understand current automation capabilities.
  • → Check their LinkedIn for recent growth initiatives or team members to understand company culture.

💬 Prepare for These Interview Topics

Based on this role, you may be asked about:

1 Walk me through a time you improved conversion rates in an e-commerce funnel. What was your process?
2 How would you prioritize features for the martech roadmap given limited resources?
3 Describe an experiment you designed that failed. What did you learn?
4 How do you balance data-driven decisions with customer empathy?
5 How would you approach reducing manual effort in inside sales through automation?
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⚠️ Common Mistakes to Avoid

  • Submitting a generic cover letter that doesn't mention 1KOMMA5°'s mission or specific role requirements.
  • Overemphasizing B2B or non-e-commerce growth experience without connecting it to consumer conversion funnels.
  • Neglecting to demonstrate German language proficiency in your application materials (e.g., cover letter in English only).

📅 Application Timeline

This position is open until filled. However, we recommend applying as soon as possible as roles at mission-driven organizations tend to fill quickly.

Typical hiring timeline:

1

Application Review

1-2 weeks

2

Initial Screening

Phone call or written assessment

3

Interviews

1-2 rounds, usually virtual

✓

Offer

Congratulations!

Ready to Apply?

Good luck with your application to 1KOMMA5°!

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