Full-Stack Development Experts

Berlin-Based PHP & React Development Experts Building Solutions That Scale

A Berlin-based consultancy with 18+ years of expertise in custom software development, legacy code modernization, and digital transformation. We rescue stalled vibe-coded projects, harden AI-generated code for production, and help businesses across Europe build secure, high-performance web applications with PHP/Symfony, React/Next.js, and cloud-native architectures.

18+ Years Experience
60+ Projects Delivered
Modern Tech Stack

React, Next.js, PHP, Symfony

Code Quality

Clean, maintainable code

Full-Stack Expertise

Front-end to back-end

Custom Software Development Services

We help tech-driven businesses across Europe build, optimize, and scale with expert PHP/Symfony and React/Next.js development. Whether you need to rescue a stalled vibe-coded project, secure an AI-generated codebase, build from scratch, or modernize legacy systems, we bring proven expertise to accelerate your growth.

Modern Tech Stack: PHP, React & Cloud Infrastructure

PHP programming language
Symfony framework

PHP & Symfony

Expert backend development with PHP 8 and Symfony 6+

React library
Next.js framework

React & Next.js

Modern frontend with React 18, Next.js 14, and TypeScript

Cloud & DevOps

AWS, Docker, CI/CD pipelines, and infrastructure automation

Database & API

MySQL, PostgreSQL, MongoDB, and RESTful/GraphQL APIs

Latest Insights

Explore our latest thoughts on software development, technology trends, and best practices.

8 min read

EU-US Data Privacy Framework in 2026: The Engineering Contingency Plan If Schrems III Lands

The EU-US Data Privacy Framework has held since 2023, but Schrems III litigation is already in motion. If the CJEU invalidates the framework again, EU SaaS teams will need a plan they built before the ruling — not after. This guide covers the engineering decisions that make your product survivable: abstracting provider boundaries, leaning on SCCs as belt-and-braces cover, routing EU subprocessors through EU-only infrastructure, and building a real cross-border data flow inventory.

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10 min read

The Fractional CTO Playbook for European Startups: Engagement Models, Scope, and Red Flags

Fractional CTO arrangements are now standard practice for early-stage European startups — but most fail because scope and authority are undefined from day one. Here is what works.

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10 min read

htmx for Symfony Teams: When It Replaces React for Admin Panels and When It Does Not

htmx removes an entire frontend toolchain for Symfony teams. Here's where it genuinely wins on admin UIs, where it breaks down, and the hybrid pattern most production teams land on.

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9 min read

Doctrine ORM 3 Upgrade: Performance Wins and the Breaking Changes Every Symfony Team Will Hit

Doctrine 3 rewrites hydration from scratch and introduces strict type coercion that silently corrupts data in Doctrine 2 code. Here is the upgrade path, the benchmark numbers, the Rector rules, and the deployment sequence that keeps you out of a multi-day rollback.

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10 min read

Legacy React to Next.js App Router: An Incremental Migration Without Breaking Production

Running CRA or Pages Router in production and eyeing App Router? Here is the realistic incremental path — route-by-route, shared auth, no forced rewrites, and the gotchas that send teams back to square one.

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8 min read

Stripe Integration Patterns: Subscriptions, Webhooks, and the Hardening You Need Before Launch

Every SaaS ships a broken Stripe integration at some point. Here are the production patterns — webhook verification, idempotency, reconciliation jobs — that prevent billing incidents before they hit your customers.

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Let's Work Together

Sandor Farkas - Founder and Lead Developer at Wolf-Tech Berlin

Sandor Farkas - Founder & Lead Developer

Let's discuss your project requirements. Free initial consultation to explore how we can help you achieve your technical goals.