Johan Carlsson
Country Manager, Sweden
Johan leads Opsio's Sweden operations, driving AI adoption, DevOps transformation, security strategy, and cloud solutioning for Nordic enterprises. With 12+ years in enterprise cloud infrastructure, he has delivered 200+ projects across AWS, Azure, and GCP — specialising in Well-Architected reviews, landing zone design, and multi-cloud strategy.
Expertise Areas
Articles by Johan Carlsson
Snowflake Architecture Layers: How Storage, Compute, and Cloud Services Actually Separate
Snowflake's data warehouse architecture separates three layers: a database storage layer (immutable micro-partitions in cloud object storage), a compute layer…
Snowflake Cost Optimization: Credit-Burn Patterns and the Six Levers That Actually Work
Snowflake cost optimization works on six levers: warehouse sizing, auto-suspend timing, query rewrite for full-table scans, selective materialized views…
AWS Migration Acceleration Program (MAP) Explained: Funding, Phases, and What Actually Gets Approved
The AWS Migration Acceleration Program (MAP) is Amazon's structured migration framework: a three-phase methodology — Assess, Mobilize, Migrate Modernize…
IoT Asset Tracking ROI: Building a Business Case for Connected Inventory
Companies spend, on average, $110 per asset per year to track their inventory, equipment, and vehicles—a figure drawn from IoT Analytics' 2025 IoT Asset…
Continuous Integration: Modern Patterns and Common Pitfalls
Why Continuous Integration Still Gets Misunderstood Continuous Integration (CI) is one of the most widely adopted practices in modern software engineering, yet…
ArgoCD vs Flux: GitOps Comparison for Kubernetes Teams
GitOps has moved from a conference buzzword to a production requirement for any organisation running Kubernetes at scale.
Argo CD Rollouts: Canary, Blue-Green & Progressive Delivery
Kubernetes ' built-in Deployment resource offers rolling updates, but it provides no mechanism to limit blast radius, gate promotion on real-time metrics…
ArgoCD Helm Charts Installation for Multi-Cluster Kubernetes
Why Multi-Cluster ArgoCD Matters for Enterprise Kubernetes As Kubernetes adoption matures, single-cluster GitOps pipelines quickly become a bottleneck.…
ArgoCD ApplicationSet Multi-Cluster Deployments Explained
Why Multi-Cluster Deployments Break Traditional GitOps Most teams start their GitOps journey with a single ArgoCD Application resource pointing at one cluster.…
ArgoCD App of Apps Pattern: Scale Multi-Cluster GitOps
Why the App of Apps Pattern Exists As Kubernetes adoption matures inside an organisation, the number of workloads an operations team must manage grows…
Cloud Cost Optimization: The Definitive Skyrocket Guide for 2026
Cloud overspend is no longer a minor line item — for mid-market and enterprise organizations, it is one of the largest controllable costs in the IT budget.…
DRaaS Compared: AWS DRS, Azure Site Recovery, Zerto & Veeam
Choosing the wrong Disaster Recovery as a Service (DRaaS) platform can turn a theoretical 15-minute RTO into a multi-hour outage when it matters most.
DR Tabletop Exercises & Cloud Failover Drills: A Practical Guide
A disaster recovery plan that has never been tested is, at best, a hypothesis.
DPO Role: When EU Companies Need a Data Protection Officer
What Is a Data Protection Officer and Why Does the DPO Role Matter?
DevSecOps in CI/CD: How to Shift Security Left Effectively
What "Shift Left" Actually Means in a CI/CD Context In a conventional DevOps workflow, security reviews happen late — often as a gate before a release…
Defect Detection with Deep Learning: A B2B Guide
Deep learning has fundamentally changed how manufacturers, infrastructure operators, and electronics producers detect product and surface defects — moving…
Databricks vs Snowflake vs BigQuery: A Technical Comparison
Why This Decision Matters More Than Ever The cloud data platform market has consolidated around three dominant players: Databricks , Snowflake , and Google…
Databricks Cost Optimization: DBU, Photon & Cluster Sizing
Why Databricks Cost Is Harder to Control Than It Looks Most cloud cost problems reduce to "turn off what you're not using." Databricks introduces a second…
Deep Learning for Electronic Component Defect Detection
Surface-mount technology lines running at thousands of components per minute leave human inspectors statistically outgunned.
Penetration Testing: An Essential Security Measure for B2B
Every security team operates on a degree of assumption: that firewall rules are correct, that IAM policies are least-privilege, that patch cadences are fast…
Expert AWS Cloud Consultants: Guide Your Business Transformation
Cloud adoption is no longer a competitive differentiator—it is a baseline requirement for mid-market and enterprise organisations that want to scale reliably…
IT Operations Management Solutions: A Practical B2B Guide
When an e-commerce platform drops for four minutes during peak trading, the cost is immediate and measurable.
Security Monitoring in Cloud Computing: A Technical B2B Guide
What Is Security Monitoring in Cloud Computing? Security monitoring in cloud computing is the continuous, automated — and where necessary, manual — process…
AWS Backup vs Azure Backup: How to Pick the Right Managed Backup Strategy
Choosing between AWS Backup and Azure Backup isn't just a platform loyalty decision.
Managed Services 2026 Guide: How IT Services Drive Business Growth
Companies that treat IT as a cost center are losing ground to those that treat it as a growth engine.
AWS MAP for Mainframe Modernization: A Step-by-Step Approach
Mainframe migrations represent some of the largest and most complex workloads under the AWS Migration Acceleration Program , with AWS reporting…
AWS MAP for Financial Services: Compliance-First Migration Strategy
Financial institutions migrating to AWS through the Migration Acceleration Program can reduce infrastructure costs by 30–50% while meeting PCI DSS, SOC…
Cloud-First vs Legacy-First Digital Transformation
Cloud-First vs Legacy-First Digital Transformation Choosing where to start your digital transformation - with new cloud capabilities or with legacy system…
How to Maximize AWS MAP Credits: A CFO's Guide to Cloud Migration Savings
Organizations leave an average of 30% of their allocated AWS MAP credits unused, according to a 2024 AWS Partner Network analysis.
AWS MAP for Windows Workloads: Migration Strategies and Licensing
Windows workloads account for roughly 57% of enterprise server operating systems worldwide, according to IDC's 2024 Server OS Market report.
Showing 30 of 443 articles
Want Expert Cloud Guidance?
Johan Carlsson and the Opsio team are ready to help solve your cloud challenges.