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Social Fitness Platform · Next.js · Mobile-First Engineering · Full-Stack Ownership

TwoBirdsFit

Greenfield to Live Social Fitness Platform

Who They Are / What We Were Dealing With

What needed to change

Building a consumer-facing social product from scratch means every early decision compounds. Auth, social graph, workout data, mobile performance, real-time interactions. All of it has to work on day one of public launch, on the device the user has, on the network they're on. There's no MVP escape hatch when the product itself is the thing being judged.

What we were dealing with:

  • Greenfield product with no existing engineering substrate
  • Mobile-first requirement on a consumer-facing social use case
  • Social-graph modeling and real-time interaction patterns
  • Public-launch readiness at venture-stage engineering quality
TwoBirdsFit overview
TwoBirdsFit brief

The Brief

Scope was full-stack engineering ownership through public launch. No phased pilot. No bare-bones MVP. A product that could carry weight the day it went live.

We were engaged to:

  • Build the platform from clean greenfield to public launch
  • Architect for mobile as the primary surface, not an afterthought
  • Ship at the engineering quality of a venture-stage build
  • Carry the platform through 660+ production pull requests of feature and infrastructure work

The Engagement

Scope at a glance

Social Fitness Platform Next.js Mobile-First Engineering Full-Stack Ownership

How we worked together

Embedded full-stack engineering with the founder as direct stakeholder. No agency account layer, no team-to-team handoffs. Every PR reviewed and merged under one continuity-of-ownership model across two repos (twobirdsfit-ui and twobirdsfit-api).

TwoBirdsFit engagement
TwoBirdsFit approach

How We Did It

01

Next.js as the platform

Picked Next.js for the mobile-first surface. Server-rendered where it matters, client-rendered for the social interactions, one codebase across the product.

02

Mobile-first, mobile-measured

Designed every interaction for the phone first. Mobile Lighthouse was the production gate, not a post-launch chore. The live app holds 95.

03

PR-driven velocity

660+ production pull requests across the engagement. Every change reviewed, tested, merged through a consistent CI pipeline.

04

Full-stack ownership

One team across auth, social graph, API, and deploy. No vendor handoffs, no service-boundary tax, no integration debt accruing in the corners.

The Results

What changed after we shipped

  • Platform live and operating at app.twobirdsfit.com
  • Mobile-first product holding Lighthouse 95 in production
  • 660+ PRs of compounded feature and infrastructure work shipped
  • Founder concept moved from idea to operating consumer product

KPIs tracked

Mobile Lighthouse score (production gate) Pull requests merged to production Public-launch readiness across UI + API Engineering continuity across the full build
TwoBirdsFit results
TwoBirdsFit takeaway

Key Takeaway

Consumer social products live or die on day-one experience on the device people actually use. TwoBirdsFit shipped with that experience built into the platform from the first commit, not retrofitted before launch.

Back to Work

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