Services built for modern growth teams
Design, engineering, paid acquisition, and Amazon growth — fully integrated, so every click you pay for has a clear path to revenue.
What we offer
See all our services
Why Duoplex
Showcase your strengths
Proof that fully integrated design, engineering, and growth compounds faster than siloed vendors.
End-to-end delivery
Design, engineering, and growth aligned on a single roadmap.
Speed without rework
Tight scopes, weekly ships, and no agency hand-off delays.
Measured in revenue
Every decision is tied to conversion, retention, or spend.
Built to last
Clean systems your team can own long after launch.
“Duoplex rebuilt our entire pipeline — site, automation, and ads. Our spend finally converts, and leads reach sales in under a minute.”
Sara Whitfield
Founder, Halcyon Home
Growth signal
0% rise in follow-ups
0+
Years shipping digital products
0+
Brands fully digitized
0x
Avg. conversion lift
0%
Manual ops automated
How we work
Proven process for smarter delivery
Step 1 of 3
Discover & scope
We audit your funnel, stack, and goals — then define a clear path to revenue.
Step 2 of 3
Design & validate
Prototypes and systems shaped around conversion psychology and your brand.
Step 3 of 3
Engineer & scale
We ship, automate, and tune acquisition so profitable growth compounds.
Ready to turn traffic into revenue?
Tell us where you're stuck. We'll map a clear plan — no pitch decks, just execution.