Programming18 articlesEN · DE
Production-grade software engineering in Python, Go, Node.js and TypeScript.
Good software is not clever code — it is systems that stay correct, fast and maintainable as they grow. Over 12+ years building backends and platform tooling at scale in large enterprise environments, I keep returning to the same fundamentals: model your data precisely, know your runtime, make performance measurable.
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Your path through Programming
A short reading order — from the fundamentals to production depth.
Articles in this hub
shadcn/ui vs MUI vs Mantine: I Built the Same Screen Five Ways and Measured It
shadcn/ui vs MUI vs Mantine on a real benchmark: the same React screen built five ways, gzip bundle sizes, npm packages shipped, the code you end up owning, what changed when shadcn made Base UI its default instead of Radix, what MUI 9 and Mantine 9 changed, the traps I hit, and which library to pick.
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SQLite in Go: Drivers, WAL, Locking and Production Patterns
SQLite works remarkably well inside a Go service when the connection pool respects its locking model. This guide compares current drivers, measures their actual cost, and builds a production setup around WAL, bounded pools, short transactions, checkpoints, backups and observable failure modes.
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Migrating from Jest to Vitest: What Actually Breaks
Swap jest for vi and most of a Jest suite runs on Vitest untouched. The problems are not the calls that throw — they are the ones that keep passing while meaning something different. A migration guide organised by how each difference fails.
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Five Python Libraries for Data Visualization: Which One and When
matplotlib, seaborn, plotly, bokeh and altair all draw a bar chart. What separates them is where the chart is rendered and where your data ends up when it is. A practical guide to picking one, with the specific constraint each library carries.
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Scraper Studio vs Apify vs DIY: Which Web Scraping Path Fits Your Team in 2026
Three ways to build a web scraper in 2026: a managed platform like Scraper Studio, an actor marketplace like Apify, or a DIY Scrapy + Playwright stack. Here is how they really compare on speed, ownership, and the part that actually costs you — maintenance.
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I Replaced ESLint + Prettier with Biome in 2026 — Here Is the Benchmark
A hands-on 2026 look at replacing ESLint and Prettier with Biome: what it is, the one-command migration, real benchmark numbers, what you actually lose, and an honest verdict on when to switch and when not to.
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Web Scraping vs Web Crawling: The Real Difference (2026)
Everyone mixes up web scraping and web crawling. Here is the real difference in one minute, how they fit into one pipeline, why both break in production, and the tools that keep them running at scale.
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es-toolkit in 2026: The Lodash Replacement That's 2× Faster and 97% Smaller
A 2026 deep dive into es-toolkit: 2-3x faster than lodash, up to 97% smaller bundles, native TypeScript types, tree-shaking by default, and a one-line drop-in migration via es-toolkit/compat.
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Production-Grade Playwright Web Scraping on Kubernetes with Bright Data (2026)
The hard part is not writing the scraper. It is making it run reliably in production. A step-by-step guide using Playwright, Bright Data Browser API, and Kubernetes Jobs and CronJobs.
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LinkedIn Scraping vs. Buying a Dataset in 2026: 3 Days of Code I Could Have Skipped
A data engineer's review of Bright Data's Dataset Marketplace: why ready-made LinkedIn datasets can save weeks of scraping.
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Python Web Scraping Without Proxy Management: Bright Data Web Unlocker API (2026)
The hard part is not parsing HTML. It is getting a usable response from modern protected websites in the first place. A step-by-step guide using Bright Data Web Unlocker API with Python and BeautifulSoup.
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Python Error Handling in 2026: Try-Except or If-Checks?
A practical 2026 guide to choosing between Python try-except and explicit if-checks: EAFP, bytecode, and performance.
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How Many Threads Does Go Really Use? A 2026 Runtime Investigation
A practical 2026 investigation into how many OS threads the Go runtime keeps alive with GOMAXPROCS=1, using schedtrace, scheddetail, GC settings, and blocking syscalls.
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10 Node.js NPM Packages Worth Mastering in 2026
A practical 2026 toolkit for Node.js developers: Fastify, Axios, Prisma, Socket.io, Vite, Vitest, JWT, Dotenv, Pino, and Zod.
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Python Joblib in 2026: Processes, Threads, Memmap, and Caching
A practical 2026 guide to using Joblib for Python processes, threads, memory-mapped arrays, and cached computations without low-level multiprocessing boilerplate.
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Pytest in Practice 2026: A Python Developer Testing Guide
A practical 2026 Pytest guide for Python developers covering first tests, parametrization, marks, fixtures, pytest.raises, mocks, monkeypatching, and teardown patterns.
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Stop Passing Raw Dicts Around in Python: Safer Models for 2026
A practical 2026 guide to keeping Python dictionaries under control by converting raw JSON into dataclasses, Pydantic models, TypedDict contracts, and clear mapping types.
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Why I Moved from Nest.js to Fastify and DDD in 2026
Why I moved from Nest.js to Fastify with Domain Driven Design for a leaner, clearer Node.js backend architecture.
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FAQ
Before you reach out
What is your engineering background?
12+ years building production backends and platform tooling at scale in large enterprise environments. I work hands-on in Python, Go, Node.js and TypeScript, and I am a Google Cloud Ambassador, 5× Google Cloud Professional certified.
Are you open to a permanent role?
Yes — I am looking for a permanent, full-time role as a senior backend or platform engineer in the DACH region (Germany, Austria, Switzerland): on-site, hybrid or remote, and ready to relocate. I work fluently in English.
How do we start the conversation?
Send me the role on the contact page — the stack, the team and the problems it owns — and I will reply with my CV and how I would approach the first months.
Open to permanent roles · DACH
Hiring a senior backend engineer in DACH?
Python, Go and TypeScript in production, 12+ years at enterprise scale. I am looking for a permanent role in Germany, Austria or Switzerland — and ready to relocate.
- Permanent, full-time
- Germany · Austria · Switzerland
- Ready to relocate