Software Engineer & Technical Writer
Rafael is a software engineer at Lusivision who writes about web development, cloud architecture and applied AI. He has spent over a decade shipping production software for companies across Europe and enjoys turning hard technical topics into clear, practical guides.
AI sales agents promise to fill your pipeline on autopilot. Here is what an AI SDR actually does well in 2026, where the fully autonomous version falls apart, and how to deploy one that books real meetings.
Invoices, contracts and forms still trap most business data in PDFs and inboxes. Here is how intelligent document processing works in 2026, what it actually costs, and how to pick the first workflow that pays for itself.
A custom AI agent runs from $8K for a simple assistant to $150K+ for an autonomous one. Here is the honest breakdown of what drives the budget and where the money actually goes.
35% of teams have already replaced a SaaS tool with custom software, and 78% plan to build more. Here is how to decide between building, buying, or a low-code platform.
By 2026 roughly one in ten support calls is handled end to end by AI voice agents. Here is where they actually work, what they cost, and how to deploy one without wrecking CX.
WhatsApp is where your customers already are. Here is how the Business API works in 2026, what it costs per conversation, and how to wire it into your own software.
83% of enterprises plan to move workloads off public cloud. Here is when repatriation actually saves money, when it does not, and how to do it without a big-bang migration.
Next.js 16 makes caching opt-in, turns params into promises, and swaps middleware for proxy.ts. Here is how to upgrade an App Router app without breaking it.
A practical guide to choosing a business automation platform in 2026. How n8n, Zapier and Make compare on AI agents, pricing and data control.
EU data sovereignty is reshaping where companies host data and run AI in 2026. What the CLOUD Act, GDPR and the AI Act mean for your stack, in plain terms.
From August 2026, AI chatbots and generated content must be disclosed under Article 50 of the EU AI Act. Here is what your business actually has to do.
The Model Context Protocol is becoming the standard way to plug AI into real systems. Here is what an MCP server is, why it matters, and when to build one.
Buying SaaS looks cheaper until year three. Here is the build-vs-buy framework we use, the real total cost of ownership, and when custom software actually wins.
92% of developers now use AI to write code, but 45% of it fails OWASP checks. Here is how to ship vibe-coded software to production without the breakages.
INP is the most failed Core Web Vital in 2026, and 43% of sites still miss it. Here is how to fix interactivity, LCP and CLS so Google can actually rank you.
A real SaaS MVP runs $15K to $80K in 2026. Here is what actually drives the budget, where AI-assisted builds cut cost, and how to scope an MVP you can fund.
A headless CMS promises speed and flexibility, but it is not free. Here is when a decoupled stack pays off for a marketing site, and when it is overkill.
Portugal pairs EU talent, the London time zone and 30 to 45% lower costs. Here is how nearshore software development works and how to pick a partner who ships.
Full rewrites fail more often than they ship. How to modernize legacy software in phases, with the 7 Rs, the strangler fig pattern and AI-assisted refactoring.
Native is not the default anymore. Here is how progressive web apps compare on cost, reach and performance, and when a native build still earns its keep.
Ranking on Google no longer guarantees you appear in ChatGPT, Perplexity or AI Overviews. Here is how Generative Engine Optimization gets your brand cited in AI answers.
Cross-platform apps now cost 35 to 50% less than dual-native builds. Here is an honest breakdown of what drives a mobile app budget and how to choose React Native, Flutter or native.
Most Next.js sites leave rankings on the table with a few avoidable mistakes. Here is the App Router SEO playbook we use to ship sites that Google can actually read.
The EAA is enforced and ADA Title II lands in 2026. Here is what website accessibility law actually requires, why overlay widgets backfire, and how to build it in properly.
Most startups waste 25 to 35% of their cloud bill on idle and over-provisioned resources. Here is a practical FinOps playbook to cut spend without slowing down.
Retrieval-augmented generation lets an AI assistant answer from your verified knowledge base instead of guessing. Here is how RAG works and how to deploy it safely.
A modern website is no longer a brochure. It is your most reliable salesperson, recruiter and credibility signal. Here is why it matters for early-stage growth.
Most React performance problems come from a handful of recurring patterns. This guide covers the techniques that deliver the biggest wins with the least complexity.
AI agents can now handle real, multi-step work, from support to operations. Here is a grounded look at where they help today and how to adopt them responsibly.
