Engineering Utilities

Free diagnostic tools for ambitious teams.

We built these utilities to help founders, CTOs, and engineering leaders rapidly diagnose architecture problems, estimate scopes, and audit production deployments.

Security Audit

Security Headers & SSL Posture Inspector

Scan your web application for mission-critical OWASP security headers (CSP, HSTS, X-Frame-Options) and get instant Next.js/Nginx snippets to harden your infrastructure.

Launch Tool

Performance

Headless Migration ROI Calculator

Ping Google PageSpeed Insights for your real-time mobile LCP, and calculate the exact annual revenue you're losing to slow load times.

Launch Tool

PlanningSoon

SaaS Project Scope & Architecture Calculator

Map out your next product build. Get an instant estimate for engineering weeks, infrastructure costs, and a tailored architecture blueprint based on your feature requirements.

Senior Technical Partnership

Have a web problem worth solving?

Choose your path below. Whether you are building from scratch or need an urgent engineering rescue, let's talk with zero sales fluff.

PATH A: STRATEGIC BUILD

Starting a New Project or Rebuild

For founders and product teams needing custom Next.js engineering, legacy platform migrations, or performance overhauls.

Architecture blueprint & fixed milestone estimate

Zero vendor lock-in & full repo ownership

100% type-safe TypeScript & Next.js 16 App Router

Start a project discussion

PATH B: CODE RESCUE & INCIDENT

AI Code Rescue or Urgent Outage

For development teams with broken AI prototypes, critical security leaks, crashed production servers, or failed deployment pipelines.

Rapid emergency bridge joined in <2 hours

Senior root-cause forensic debugging

Security leak extraction & Postgres hardening

Request emergency assistance

Direct senior engineering inbox:hello@joinaffix.com

Guaranteed response within 24 hours