What should I build next?

One of the most common challenges founders face is deciding what to build next. With limited time, resource and capacity, every product decision carries trade-offs.


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Prioritising product decisions that drive real impact

One of the most common challenges founders face is deciding what to build next. With limited time, resource and capacity, every product decision carries trade-offs.

The risk is not just building the wrong thing but it’s building something that does not meaningfully move the business forward.

Effective prioritisation is not about building more. It is about building what matters most.


What does “prioritisation” actually mean?

Prioritisation is the process of deciding:

  • which problems to solve
  • which features to build
  • where to focus time and resource

A strong approach to prioritisation ensures that product decisions are aligned with:

  • customer needs
  • business objectives
  • stage of growth

Without this alignment, product development can become reactive and fragmented.


The product prioritisation framework

Before deciding what to build next, founders should assess four key areas:

  1. What is the most important customer problem?

Product decisions should start with the customer.

Ask:

  • What problem are customers trying to solve?
  • How significant is that problem?
  • How frequently does it occur?

The most valuable features address meaningful, recurring problems.

Common mistake: Building features based on internal ideas rather than real customer needs.

  1. What will create the greatest business impact?

Not all features contribute equally to growth.

Consider:

  • Will this increase revenue?
  • Will it improve retention or engagement?
  • Will it unlock new customers or markets?

Prioritisation should focus on initiatives that move key metrics.

Common mistake: Prioritising low-impact improvements over high-impact changes.

  1. Where is the current constraint?

The next product decision should address the biggest limitation in the business.

This might be:

  • low conversion
  • poor retention
  • limited functionality
  • operational inefficiencies

Solving the primary constraint often delivers the greatest return.

Common mistake: Building features that do not address the core bottleneck.

  1. Is this the right time to build it?

Timing is critical.

Some features may be valuable, but not yet necessary.

Ask:

  • Do we have enough evidence to justify building this?
  • Are we solving the right problem at the right stage?

Building too early can waste resource, while building too late can slow growth.

Common mistake: Overbuilding before validating demand.


Feature volume vs product focus

A common misconception is that more features lead to a better product.

In reality:

  • more features can increase complexity
  • too many options can reduce usability
  • development time is diluted across too many initiatives

Strong product strategies focus on:

  • a smaller number of high-impact features
  • continuous improvement of the core product

A simple test: the impact question

Before building anything new, ask:

What will change if we build this?

If the answer is unclear or minimal, it may not be the right priority.

If the answer links directly to customer value or business growth, it is more likely to be worth pursuing.


When prioritisation is working well

You are likely prioritising effectively when:

  • product decisions are linked to clear outcomes
  • the team is focused on a small number of initiatives
  • customer feedback informs development
  • product and commercial teams are aligned

At this point, product development becomes more deliberate and impactful.

 

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