Nereus Data Nereus Upsell Lab

Independent Developer Shop

We build things that make commerce teams faster.

Nereus Data designs and ships focused software for operators running Shopify brands. Practical tooling, measurable outcomes, clear ownership.

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Shop Focus

Shopify

Apps, growth workflows, and internal tooling

Delivery

Fast

Scoped build sprints and iterative releases

Current Product

Upsell Lab

Product page at /upsell and app UI at /lab

What We Build

Small surfaces, high leverage.

Product

Nereus Upsell Lab

Bundle and upsell infrastructure built for better average order value and merchant-friendly workflows.

Explore Product

Custom Build

Shopify App Engineering

Purpose-built app extensions and back-office automation for operational bottlenecks.

Systems

Growth Experiment Platforms

Lightweight systems for shipping tests, tracking results, and acting on the signal quickly.

Contact

Tell us what you need built.

Inquiries are routed to Linear.