Fractional
Product Leadership
for Growing Startups.

HEAD OFPRODUCT
LEADERSHIP
ENG
GTM
DESIGN
PRODUCT

We help companies grow their product management function with fractional leadership, strategy, and execution for teams needing structure and best practices.

Scalable product
functions.

Six core services to help growing startups build world-class product management capabilities.

/ 01

Product Leadership

Fractional Head of Product services to lead your team without the full-time headcount.

/ 02

Engineering Partnership

We work closely with engineering leadership to build the right structure and team to ship consistently.

/ 03

Roadmapping & Prioritization

Turn chaos into clarity with structured roadmaps and ruthless prioritization frameworks.

/ 04

AI Consulting

Strategic implementation of AI technologies into your product ecosystem.

/ 05

PM Mentorship

Coaching and mentorship for your existing product team members upwards.

/ 06

Prototyping

Rapidly validate ideas with high-fidelity prototypes before committing code.

John Xu, founder of Constructiv

About

Founded by John Xu.

John is a fractional product leader with over a decade of experience building and scaling product teams across startups, acquisitions, and enterprise platforms. Equal parts strategist, operator, and builder, he helps companies turn product ambiguity into focused execution and measurable outcomes. His background spans AI, consumer, mobile, big data, and payments.

Today, he works with executive teams and early-stage founders to define product strategy, strengthen product operations, mentor teams, and drive hands-on delivery.

Connect on LinkedIn

Trusted by leaders from

Walmart
Acuity Brands
Latch · Door
For Good
ApiJect
Atrius
Spark & Code
Walmart
Acuity Brands
Latch · Door
For Good
ApiJect
Atrius
Spark & Code

Frequently asked
questions.

Get in touch

Ready to
scale?

We're currently accepting new clients. Book a discovery call or send us the project details — whichever's faster.