Insights & Guides

Web Development & Automation Insights

Practical guides on web development, Flutter, n8n automation, and digital strategy. Real project insights from a senior-only agency.

100 articles

·14 min read

Product Discovery Sprint: A Practical Agenda, Deliverables, and How It De-Risks Your Build

A step-by-step product discovery sprint agenda with concrete deliverables like a PRD, clickable prototype, and estimates — plus how to prepare so your 1–2 week sprint produces decisions, not slides.

ProductDiscoveryAgileStrategyWeb DevelopmentUXEstimation
Adrijan OmićevićRead Article
·17 min read

Building AI Agent Workflows in n8n: RAG, Tool Use, and Guardrails for Production

A practical end-to-end guide to an n8n AI agent RAG workflow: ingest documents, chunk and embed, store in a vector DB, query with an LLM, and ship safely with PII controls, prompt-injection defenses, cost limits, and human approvals.

n8nAI AgentsRAGAutomationLLMVector DatabaseSecurityGovernance
Adrijan OmićevićRead Article
·14 min read

n8n Web Scraping & Change Detection: Monitor Pages, Detect Updates, and Trigger Workflows Reliably

A practical 2026 guide to n8n web scraping change detection monitoring: fetch and parse HTML, normalize content, detect meaningful updates with hashing and diffing, avoid false positives, and route alerts to Slack or Email reliably.

n8nAutomationWeb ScrapingMonitoringChange DetectionSlackEmail
Adrijan OmićevićRead Article
·13 min read

Flutter vs Native iOS/Android in 2026: Cost, Performance, and Time-to-Market Tradeoffs

A practical, numbers-driven comparison of Flutter vs native iOS and Android for 2026 — including cost model, performance reality, maintenance impact, and a decision framework for MVPs, high-performance UI, heavy platform APIs, and regulated apps.

FlutteriOSAndroidMobile DevelopmentComparisonTime-to-MarketApp Cost
Adrijan OmićevićRead Article
·14 min read

Flutter Deep Linking Guide for 2026: Universal Links, Android App Links, and Reliable In-App Routing

A practical, production-ready guide to Flutter deep linking: Universal Links, Android App Links, go_router route handling, deferred deep links, attribution basics, and a troubleshooting checklist.

FlutterMobile DevelopmentDeep LinkingUniversal LinksAndroid App Linksgo_routerAnalytics
Adrijan OmićevićRead Article
·15 min read

Flutter CI/CD in 2026: GitHub Actions vs Codemagic vs Fastlane (With a Production Pipeline Blueprint)

A practical 2026 guide to Flutter CI/CD: compare GitHub Actions, Codemagic, and Fastlane, then implement a production-ready pipeline with flavors, signing, build numbers, tests, code generation, caching, and store deployments.

FlutterCI/CDGitHub ActionsCodemagicFastlaneDevOpsMobile
Adrijan OmićevićRead Article
·14 min read

Feature Flags & A/B Testing in Next.js: Architecture, Tooling, and Safe Rollouts (2026 Guide)

A practical guide to implementing Next.js feature flags and A/B testing with server and client evaluation, Edge runtime considerations, analytics, and team rollout playbooks.

Next.jsFeature FlagsA/B TestingExperimentationEdgeAnalyticsDevOps
Adrijan OmićevićRead Article
·14 min read

React Query vs SWR in Next.js App Router: When to Use Which (and How to Avoid Double Fetching)

A practical 2026 comparison of React Query and SWR inside Next.js App Router — caching models, SSR and RSC compatibility, mutations, optimistic updates, DX, and proven patterns to prevent double fetching.

Next.jsReact QuerySWRApp RouterRSCCachingPerformance
Adrijan OmićevićRead Article
·15 min read

Next.js File Uploads Done Right: Direct-to-S3 and Cloudflare R2 with Presigned URLs, Validation, and Security

A practical 2026 guide to building secure, reliable direct-to-object-storage uploads in Next.js App Router using presigned URLs, server-side validation, retry handling, and optional antivirus scanning.

Next.jsS3Cloudflare R2Presigned URLsSecurityFile UploadsApp Router
Adrijan OmićevićRead Article
·15 min read

Next.js Background Jobs in 2026: Queues, Cron, and Long-Running Tasks on Vercel (and Beyond)

A practical guide to running background work in Next.js in 2026: Vercel Cron, serverless limits, queues with Upstash and Redis, and worker services for long-running tasks. Includes decision criteria, architecture diagrams, and a production checklist.

Next.jsVercelBackground JobsQueuesCronRedisUpstashArchitectureDevOps
Adrijan OmićevićRead Article
·17 min read

The Web App Discovery Workshop: How We Define Scope, Risks, and a Realistic Roadmap

A practical guide to running a web app discovery workshop — stakeholders, user journeys, technical constraints, success metrics, and the concrete deliverables that prevent overruns and rework.

DiscoveryProduct StrategyWeb AppsProject ManagementScopeRisk Management
Adrijan OmićevićRead Article
·14 min read

Reliable Data Sync in n8n: Pagination, Incremental Loads, Deduplication, and CDC

Build a production-grade n8n data sync workflow using cursor pagination, incremental timestamps, idempotency keys, dedup storage, and CDC patterns — with monitoring metrics to detect drift.

n8nAutomationETLData SyncAPIsObservability
Adrijan OmićevićRead Article