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.

11 min read

Fine-Tuning vs RAG vs Prompt Engineering: The LLM Customization Decision Framework

Prompt engineering, RAG, and fine-tuning solve different problems. A practical framework for choosing between them, with cost comparisons and the build vs managed service question for each.

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10 min read

Software Estimation: Why It's Hard and How to Do It Less Badly

Estimates fail for predictable reasons: unknown unknowns, the planning fallacy, and a habit of confusing effort with duration. Here are the techniques we use to estimate client projects with honest uncertainty ranges, and the contract shapes that keep a bad estimate from sinking the relationship.

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11 min read

Symfony Cache Component: HTTP Caching, Application Cache, and the Patterns That Make Them Work Together

Symfony ships three caching layers that most teams treat as one. Here is a mental model for HttpCache, the Cache contracts, and the Doctrine result cache, plus a Redis setup that survives a multi-tenant dashboard without stampedes or stale data.

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8 min read

Architecture Fitness Functions: Automated Quality Gates for SaaS Codebases

Fitness functions turn architecture agreements into CI checks that fail the build when a boundary breaks. Five concrete examples for Symfony and Next.js teams, with code.

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10 min read

Coolify v4 Self-Hosted on Hetzner: Complete Production Setup With Backups and Monitoring

The complete production setup for Coolify v4 on Hetzner Cloud: server sizing, locking down the dashboard, TLS, S3 backups to Object Storage, Grafana Cloud monitoring, GitHub auto deploys, and the config differences between Symfony and Next.js apps.

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8 min read

Symfony Flex and Recipes: Managing Package Upgrades Without Breaking Your Config

Symfony Flex writes config files, registers bundles, and edits your .env every time you install a package. Here is how recipes work under the hood, what composer recipes:update actually changes, and how to upgrade without losing your customizations.

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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.