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Grover

Grover’s Unicorn, Built on primehammer Talent

Grover

Series B+ Startup
Company Type
Berlin, Germany
Location
Team augmentation
Engagement Model
1 - 5 people
Team Size
12 - 24 Months
Duration
$200K - $250K
Budget

About

primehammer engineers formed the core of Grover’s first engineering team, establishing architecture, practices, and a high-velocity delivery culture. Together they shipped key features, stabilized the platform, and scaled operations to support rapid customer growth. That foundation helped Grover accelerate product-market fit and fundraising on the path to unicorn status.

Challenge, approach, and impact

Build Grover’s First Engineering Core

primehammer embedded a senior squad to form Grover’s initial engineering nucleus. We defined roles, rituals, and hiring bars, paired with hands-on mentoring to uplift juniors. Within weeks, the team was shipping independently with clear ownership and velocity.

Stabilize, Measure, and Grow

primehammer focused on hardening the product—eliminating performance bottlenecks, adding monitoring/alerts, and instituting SLOs. Churn-related defects dropped while activation improved through faster, safer iterations. The stability and metrics helped support Grover’s growth narrative on the path to unicorn status.

How we built

E-Commerce

Testimonials

Michael

Grover

Verified Testimonial

primehammer is a sharp, hands-on team delivering high-quality code. They’re flexible, responsive, and always engaged. A pleasure to work with throughout.

Team structure

Client team

Michael's avatar

Michael

CEO

Project stakeholder

The client stakeholders at Grover were working closely with the team at primehammer

Agency team

3 x Backend Engineer's avatar

3 x Backend Engineer

Production

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