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DoorDash·Product Manager·Onsite - Product Sense / Strategy·Senior

Senior
Apr 2026

Summary

PM interview at DoorDash with a product design question about rethinking an existing social feature. Pretty open-ended, which I wasn't fully prepared for.

Questions Asked (1)

Q1

How would you redesign Instagram's DM feature?

Product Sense & IdeationProduct Strategy
Author's notes

I went straight to listing pain points, which in retrospect was the wrong move.

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AI HintsAI Generated

Suggested Approach

Start by clarifying the goal of the redesign—whether it's to increase engagement, improve user experience, or drive revenue—and then segment users to identify key pain points. Prioritize opportunities using a framework like RICE, propose a focused solution, and define success metrics to measure impact.

Pro tip: Acknowledge that Instagram's DM is already successful, so focus on incremental improvements that align with Meta's broader ecosystem and monetization goals, rather than a complete overhaul.

1. Clarify Objectives and Scope

Ask clarifying questions to understand the specific goal of the redesign (e.g., increase engagement, improve user satisfaction, drive revenue) and any constraints. Define what 'redesign' means in this context—UI changes, new features, or backend improvements.

2. User Segmentation and Pain Point Identification

Identify key user segments (e.g., casual users, creators, businesses) and their unique needs and pain points with the current DM feature. Use data or hypothetical scenarios to highlight areas for improvement.

3. Prioritize Opportunities

Brainstorm potential features or improvements and prioritize them using a framework like RICE (Reach, Impact, Confidence, Effort) or MoSCoW. Focus on high-impact, feasible ideas that align with the overall objectives.

4. Propose a Solution and Define Success Metrics

Detail your top recommendation, including how it addresses user needs and business goals. Define key success metrics (e.g., engagement rate, retention, conversion) and how you would measure them.

5. Consider Risks and Trade-offs

Acknowledge potential risks (e.g., user backlash, technical complexity) and trade-offs (e.g., privacy vs. personalization). Briefly discuss mitigation strategies.

Key Points to Mention

  • User segmentation: distinguishing between casual users, creators, and businesses, and their specific needs.
  • Monetization opportunities: integrating shopping, ads, or business tools into DMs without disrupting user experience.
  • Privacy and security: addressing concerns around end-to-end encryption and data usage.
  • Integration with other Meta platforms: leveraging cross-app messaging with Messenger and WhatsApp.
  • Success metrics: defining clear KPIs such as daily active users, messages sent, and conversion rates.
  • Competitive analysis: referencing features from other messaging apps (e.g., WhatsApp, Telegram) that could be adapted.

AI-generated suggestions, not part of the candidate's original notes. May be inaccurate — verify before relying on them.