Now accepting 3 new growth partners

Engineering growth for companies ready to scale.

BYC designs high-leverage systems, ships MVPs in weeks, and diagnoses AI products before they burn runway. Built for founders who want outcomes, not decks.

$40M+
Revenue influenced
12
Weeks average to MVP
94%
Client retention

What we do

Growth engineering, delivered end to end.

Every service is built around one question: what moves revenue fastest? We design, build, and tune the systems that answer it.

Growth Engineering

We build acquisition loops, conversion systems, and retention mechanics that compound. Data-led experiments, not guesswork.

  • Funnel architecture
  • Experiment design
  • CRO & onboarding

MVP Building

From idea to live deployment in 8 - 14 weeks. A tight scope, clean architecture, and a product you can sell.

  • Scope & wireframes
  • Full-stack build
  • Launch & iterate

AI Startup Diagnosis

We audit your AI stack, model fit, and go-to-market motion to find the fastest path to defensible revenue.

  • Model evaluation
  • Cost & latency audit
  • GTM alignment

Security & Scale Audits

Production readiness reviews, infra hardening, and scaling playbooks for products moving upmarket.

  • Architecture review
  • Threat modeling
  • Performance tuning

Integrations & APIs

Connect your product to the tools your customers already use. Reliable, documented, and maintainable.

  • Third-party APIs
  • Webhook systems
  • Partner connectors

Go-to-Market Sprints

Positioning, pricing, landing pages, and outbound systems designed to convert high-intent buyers.

  • Messaging & positioning
  • Landing pages
  • Outbound playbooks

MVP Pipeline

Idea to live deployment, without the drift.

Phase 011 / 5

Discovery

We map your market, users, and constraints in a focused 90-minute workshop. Outcomes over output.

Typical duration
3 - 5 days

AI Startup Diagnosis

Diagnose your product in 30 seconds.

What are you building on?

What is slowing you down?

Waiting for input

Select your stack and top challenges, then get a tailored read on where to focus first.

Pricing

Clear packages for serious outcomes.

Foundation

For early validation

$8,500/mo

A focused diagnostic and 4-week sprint to clarify your growth model or ship a v1 feature.

  • Growth audit or MVP scoping
  • 2 senior engineers
  • Weekly demos
  • 30-day post-launch support
Book a call
Most popular

Growth Partner

$22,000/mo

End-to-end build and optimization. We become your interim growth team for 12 weeks.

  • Full MVP or growth system build
  • Dedicated product + engineering pod
  • Analytics, experiments, and CRO
  • 90-day retainer + async support
Start this quarter

Enterprise

For scale-stage teams

Custom

A tailored engagement for complex products, security requirements, and multi-team alignment.

  • Multi-quarter roadmap execution
  • Security & compliance audits
  • On-site or embedded team option
  • Executive reporting & SLA
Request proposal

Case studies

Results that justify the investment.

A sample of outcomes from recent growth engineering and MVP sprints.

Fintech API platform
99.99%
Uptime after reliability sprint

Rebuilt critical path caching and monitoring. Reduced incident rate by 70% in 8 weeks.

ReliabilityInfrastructure
B2B SaaS startup
3.2x
Trial-to-paid conversion lift

Redesigned onboarding, added usage-based triggers, and shipped a pricing experiment.

CROOnboarding
AI legal assistant
-48%
Cost per inference

Optimized model routing, introduced caching, and cut inference spend without hurting accuracy.

AICost optimization
Healthcare marketplace
12
Enterprise integrations shipped

Built partner connectors and a unified dashboard, unlocking two six-figure contracts.

IntegrationsEnterprise

Start a sprint

Tell us what you are building.

Share a few details and we will reply with a clear plan, timeline, and investment range within 24 hours.