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cross-functional-collaboration

refoundai/lenny-skills

Navigate cross-functional friction and build high-performing product teams using frameworks from 57 product leaders.

What is cross-functional-collaboration?

Help teams work effectively across PM, engineering, and design functions. Use this when diagnosing collaboration breakdowns, clarifying role expectations, designing team structures, or improving handoffs between functions.

  • Diagnose sources of cross-functional friction (role clarity, communication patterns, structural issues)
  • Clarify expectations between PM, engineering, design, and data functions
  • Design effective team composition and meeting rhythms
  • Build personal relationships that strengthen collaboration
  • Connect stakeholders directly to engineers to avoid unnecessary intermediaries
  • Resolve disagreements within product trios using data and iteration rather than hierarchy

How to install cross-functional-collaboration

npx skills add https://github.com/refoundai/lenny-skills --skill cross-functional-collaboration
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How to use cross-functional-collaboration

  1. 1.Identify the specific friction point: role clarity, communication patterns, or structural issues
  2. 2.Ask each function what they expect from the others and document it as a 'contract' between roles
  3. 3.Ensure engineers are involved in customer discovery and ideation, not just receiving specs
  4. 4.Establish direct connections between stakeholders and engineers for technical discussions instead of playing telephone
  5. 5.Build personal relationships by learning about your partners' career goals and backgrounds
  6. 6.Revisit role expectations every 3-6 months as the team evolves

Use cases

Good for
  • Resolving tension between PM and engineering over priorities or credit
  • Improving handoffs between design and engineering to reduce rework
  • Building a functional product trio (PM, designer, engineer) that makes decisions collaboratively
  • Establishing role clarity when team members are unclear who owns what
  • Including engineers in customer discovery to build technical empathy and reduce spec-driven development
Who it's for
  • Product managers navigating cross-functional relationships
  • Engineering managers working with product and design
  • Design leads coordinating with engineering and product
  • Team leads building or restructuring cross-functional teams
  • Anyone resolving conflicts between functions

cross-functional-collaboration FAQ

How do I handle disagreements between PM, design, and engineering?

In a well-functioning product trio, resolve disagreements by seeking more data or exploring better options rather than pulling rank. The goal is collaborative problem-solving, not hierarchy-based decisions.

Should engineers be involved in customer discovery?

Yes. Direct customer exposure builds technical empathy and helps engineers understand the 'why' behind requirements. This reduces the need for detailed specs and improves collaboration.

What's the biggest mistake PMs make in cross-functional work?

Playing telephone between stakeholders and engineers. Connect them directly when technical depth is needed. Also avoid hoarding credit—let engineers present their own work to executives and customers.

How do I build stronger relationships with my engineering partners?

Go beyond work: learn their career goals, work anniversaries, and personal motivations. Strong collaboration is built on genuine human connection, not just professional interactions.

What should a 'contract' between functions include?

Have PM, design, engineering, and data leaders write down what they expect from each other. Cover shared responsibilities, decision-making authority, and communication norms. Revisit every 3-6 months.

Full instructions (SKILL.md)

Source of truth, from refoundai/lenny-skills.


name: cross-functional-collaboration description: Help users work effectively across functions. Use when someone is navigating PM-engineering relationships, resolving cross-team conflicts, building product trios, or improving handoffs between design, engineering, and product.

Cross-functional Collaboration

Help the user work effectively across functions using frameworks from 57 product leaders who have built high-performing cross-functional teams at companies from Linear to Airbnb.

How to Help

When the user asks for help with cross-functional collaboration:

  1. Diagnose the friction - Identify whether the issue is role clarity, communication patterns, or structural
  2. Clarify expectations - Help define what each function expects from the others
  3. Design the right structure - Recommend team composition and meeting rhythms
  4. Build relationships - Emphasize the human elements that make collaboration work

Core Principles

Share credit generously

Camille Fournier: "Engineers sometimes think that they don't get the credit for their work because the PM takes all the glory. So making every effort to be credit sharing and inclusive of the engineering team." Let engineers present their own work to executives and customers.

Use 'Yes, and' thinking

Adam Grenier: "If you approach it with that 'Yes, and,' it's often still true. Both of these things can be true at once. You could have a different goal than I have." Validate different team goals simultaneously rather than creating false dichotomies.

Write expectations for each other

Nikita Miller: "Have PM, Design, Engineering, and Data leaders write down expectations for their counterparts. Create a 'contract' between roles to clarify shared responsibilities." Revisit these definitions every 3-6 months.

Include engineers in discovery

Christine Itwaru: "Early on, we started bringing in engineers to customer meetings more and more. When we started doing it, the response from the engineering team was great." Direct customer exposure builds technical empathy.

Don't play telephone

Camille Fournier: "If you put yourself in this in-between position and you're playing telephone between stakeholders and engineers, that is very annoying and it's a waste of time for everyone." Connect stakeholders directly to engineers when technical depth is needed.

Work directly with engineers daily

Marty Cagan: "If you're not working every day with a set of engineers on solving problems, you are not a product manager." Remove intermediaries like 'product owners' who act as mediators.

Build real relationships

Ebi Atawodi: "Do you know your engineering manager's birthday? Do you know their work anniversary? Do you know why they're doing the job they're doing?" Strong partnerships are built on personal human connection.

Code is the common language

Amjad Masad: "The common language that everyone shares is code. What if the language becomes actually working prototypes and working applications?" Use functional prototypes rather than static mocks to reduce handoff friction.

Embrace the 'product trio'

Teresa Torres: "The trio is the product manager, the designer, and the software engineer. If you've never worked in a well-functioning trio, this breaks people's brains." Resolve disagreements by seeking more data or better options, not by pulling rank.

Questions to Help Users

  • "What does each function expect from the others - have you written it down?"
  • "Are engineers involved in customer discovery or just receiving specs?"
  • "When there's a conflict, who is the tiebreaker and how quickly do they act?"
  • "Do you know the personal career goals of your engineering and design partners?"
  • "Are you acting as a translator or connecting stakeholders directly to engineers?"

Common Mistakes to Flag

  • Credit hoarding - PMs taking glory for work engineers built
  • Playing telephone - Acting as an unnecessary intermediary between stakeholders and engineers
  • Excluding engineers from ideation - Treating them as resources rather than creative partners
  • Unclear role boundaries - Not defining who owns what leads to everything falling on the PM
  • Ignoring the human element - Strong collaboration requires knowing your partners as people

Deep Dive

For all 72 insights from 57 guests, see references/guest-insights.md

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