PHP2Shell, two critical PHP flaws scored 9.2 on CVSS v4.0, was disclosed and patched on October 21, 2026. Official fixes cover PHP 8.2 and later. PHP 8.1 and older get unofficial backports at best. Rebuilding the back end as an Express.js API removes PHP entirely, and most small and mid-sized apps move in 7 days. Read the PHP2Shell report.
PHP to Express.js migration services give US teams a small JavaScript back end with no heavy framework on top. Express is the minimal web framework for Node.js: a router, a middleware chain and little else. Your app gets only the pieces it needs, so the codebase stays short and easy to follow.
Many PHP apps are a few dozen scripts that read a request, query MySQL and return HTML or JSON, which maps cleanly onto Express. Each script becomes a route handler, shared checks such as login or rate limiting become middleware, and the result is one readable entry file plus tidy route modules.
Techno Mantra is an AI and web development company that builds AI applications, websites, SEO programs and custom CRM systems for businesses in the US, Canada and Australia. You receive an Express 5 app running on a supported Node.js LTS, and you own every line of it.
Why pick Express.js for the rewrite
Express leaves the folder layout to your team, which suits a small group that wants to ship fast and keep the code plain.
Tiny learning curve
Any JavaScript developer can read an Express route in minutes, with no decorators, code generation or framework rules to memorize.
Pick your own parts
Use Helmet for security headers, express-session or JWT for login, Zod for validation and Knex or Prisma for the database, and leave out anything you do not need.
Middleware for everything
Logging, CORS, compression and auth slot in as plain functions, and thousands of ready Express middleware packages exist on npm.
What we rebuild in Express.js
- Each PHP script or controller turned into an Express route handler
- Shared include files rewritten as reusable middleware
- Your existing MySQL or PostgreSQL database, accessed through Knex or Prisma
- Server-rendered pages with EJS or Pug, or a clean JSON API for your front end
- Login with express-session or JWT, keeping existing bcrypt passwords
- Input checks with Zod or express-validator on every route
- Security headers with Helmet and rate limits on login and forms
- PM2 or Docker deployment with logs and automatic restarts
From PHP to Express.js in 7 days
Day 1: List every endpoint
Each PHP file is matched to the URL it serves, its queries and outside calls are noted, and you approve a fixed price.
Days 2-4: Write routes and middleware
The developers install Express 5, connect your database and port the endpoints group by group, adding validation to each.
Days 5-6: Match the old responses
Identical requests hit the PHP app and the Express app, outputs are compared, and then you test on staging.
Day 7: Switch traffic
Your domain moves to Express behind Nginx, the PHP server stays on standby, and a developer watches the logs.
Plain PHP vs Express.js
Both are light, so Express feels familiar to teams leaving hand-written PHP.
| PHP scripts | Express.js | |
|---|---|---|
| Routing | One file per URL, or .htaccess rewrites | app.get and app.post routes grouped in routers |
| Shared logic | include and require at the top of each file | Middleware functions run in order |
| Input checks | Hand-written if statements | Zod or express-validator schemas |
| Async work | Blocking calls one after another | async and await without blocking other users |
| Structure | Whatever grew over time | Small, flexible, decided by your team |
| Best fit | Legacy sites | Lean APIs and small to mid-sized web apps |
Why our team for an Express rewrite
Your Express app gets a folder plan on day one, so it never turns into another tangle of files. A light framework stays pleasant only while the code is tidy.
Honest about when Express is too small
With many modules and several developers, a structured framework like NestJS may serve you better. The audit flags it when that is the case.
One fixed price, agreed in writing after the audit.
NDA signed on request, before any code is shared.
Express.js migration for US teams
This service fits small and mid-sized businesses in the United States that want a lighter JavaScript back end in place of aging PHP. Calls overlap US Eastern hours, and every message is answered within one business day.
One manager runs the project from audit to launch, and you own the code, designs and accounts. The team has 5,000+ projects and 3,460+ clients behind it.
Official sources: PHP supported versions · Express.js
Frequently asked questions
Straight answers about our PHP to Express.js Migration service.
Most small and mid-sized PHP apps reach Express.js in 7 days, with the audit, rebuild, testing and launch all inside that window. Large apps get a phased plan agreed with you.
Yes. Express 5 is the current major release, runs on supported Node.js versions and remains the most widely used Node web framework. Teams keep picking it because there is so little to learn.
Express is minimal and leaves structure to you. NestJS runs on top of Express by default and adds modules, dependency injection and TypeScript conventions. Express suits small teams. NestJS fits larger ones.
Yes. Express connects to your existing MySQL or PostgreSQL database, so no data needs converting. Tables can be tidied later, once the new app is live and stable.
Yes, once the PHP server is switched off, because the app no longer runs on PHP at all. The Express app also gets Helmet, rate limiting and input validation.
Yes. Clients in the USA get calls that overlap US Eastern hours, an NDA on request and written scope before work starts.
Is your PHP app still on an old version?
Send the URL or repository, under NDA if needed. The audit checks for the PHP2Shell flaw and outdated code and shows what a 7-day migration looks like.
Request a migration audit