PraxiRun Blog
Architecture Insights
Insights on architecture simulation, skill verification, and enterprise certification.
- Reliability6 min read
Chaos Engineering Without the Chaos — Test Failures Before They Happen
Gremlin and Chaos Monkey inject failures into real systems. PraxiRun simulates them on a calibrated digital twin. Same insights, zero production risk.
- Infrastructure5 min read
How to Build a Digital Twin of Your Cloud Infrastructure in 5 Minutes
Import your Terraform, connect CloudWatch metrics, and PraxiRun auto-calibrates a live simulation model of your production stack. Run 'what if traffic goes 10x' without touching prod.
- Life Planning5 min read
I Simulated My Retirement Plan — Here's What I Found
I put my actual numbers into PraxiRun's life planning simulator — salary, 401k contributions, student loans, expected promotions. The simulation showed I'd be $340k short at 65. Here's what I changed.
- Career5 min read
The Secret Weapon for System Design Interviews in 2026
Most candidates draw boxes on a whiteboard. The ones who get offers can explain what happens when traffic spikes 10x — and prove they've seen it happen. PraxiRun gives you that experience before the interview.
- Architecture4 min read
Why Architecture Diagrams Are Dead — and What Replaces Them
Architecture diagrams show what you intend to build. They cannot show what happens when traffic spikes, failures cascade, or security is misconfigured. Simulation does.
- AI/Agentic6 min read
5 AI Agent Architecture Patterns That Fail in Production
Multi-agent systems break in predictable ways. Here are the five most common failure patterns in AI agent architectures — what they look like, why they fail, and how simulation catches them before deployment.
- Enterprise7 min read
Architecture Compliance: Simulate SOC2 and HIPAA Before the Audit
Most architecture compliance gaps aren't discovered until the auditor arrives. Simulation lets you find and fix them first — before they cost you the certification.
- Architecture6 min read
6 Architecture Mistakes You Only Find Under Load
These six architecture anti-patterns look fine in design reviews but cause outages under production load. Learn what they look like in diagrams vs. under simulation.
- Architecture5 min read
Architecture Simulation vs Static Diagramming — Why Movement Matters
Static diagrams show what you intended to build. Architecture simulation proves what you actually built. Here is why the difference matters before production traffic arrives.
- Architecture6 min read
Can Your Architecture Survive Black Friday? Simulate It.
10x traffic does predictable things to unprepared architectures. Simulate the spike before it happens — find what breaks, fix it, and deploy with confidence.
- DevOps5 min read
Chaos Engineering Without the Chaos: How to Practice Safely
Chaos engineering in production is expensive and unpredictable. Simulation-based failure testing gives SREs and DevOps engineers the same learning without the blast radius.
- Certification5 min read
Cloud Certification Practice: Stop Memorizing, Start Building
Multiple-choice exams test your ability to recall facts about cloud services. Building and simulating architectures develops the judgment you need to design production systems. Here is the difference.
- Hiring6 min read
How to Assess a Cloud Architect in 45 Minutes
A step-by-step guide to running a structured 45-minute cloud architect assessment that produces objective, comparable scores across every candidate you evaluate.
- Architecture5 min read
How to Test Cloud Architecture Before Deploying
Deploying untested architecture is a gamble. Learn the three approaches to pre-deployment architecture validation — and why simulation is the only one that proves your design works.
- Architecture7 min read
Simulation-Based Architecture Validation: A Complete Guide
A step-by-step guide to validating cloud architecture through simulation — covering the 6 scoring dimensions, the full design-to-deploy pipeline, and how to close the gap between intent and proof.
- Hiring6 min read
Simulation-Based Assessment: See Candidates Solve, Not Just Talk
Simulation-based assessment gives hiring teams objective, repeatable data on how architects actually solve problems — not just how well they describe solutions in theory.
- Career6 min read
System Design Interview Prep: Why Simulating Beats Drawing
Whiteboard diagrams can't verify your architecture works. Simulation lets you build, stress-test, and score your system design before walking into the interview room.
- DevOps6 min read
From Simulation to Terraform: Deploy What You Validated
The gap between architecture diagrams and deployed infrastructure is where drift lives. Simulation-to-Terraform closes that gap by exporting exactly what you validated.
- Architecture6 min read
What Happens When Your Architecture Gets 10x Traffic?
Traffic spikes expose the structural flaws that design reviews miss. Here is what actually breaks at 2x, 5x, and 10x load — and how to find out before production does.
- Hiring6 min read
Why Whiteboard Interviews Fail for Architecture Roles
Whiteboard interviews test drawing speed and memorization, not architectural judgment. Here's why they consistently fail to identify the best cloud architects — and what to use instead.
- Cloud Architecture4 min read
How to Simulate Cloud Architecture Before Building It
Stop guessing if your architecture will work. Simulate real traffic, inject failures, and prove your design handles production load — before writing a single line of infrastructure code.
- AI/Agentic6 min read
AI Agent Architecture Patterns: ReAct, Plan-Execute, and Multi-Agent Debate
A practical guide to the 8 most common agentic AI architecture patterns — with failure modes, cost analysis, and simulation-tested recommendations for each.
- Cloud Architecture4 min read
What-If Analysis for Cloud Architecture: Cache vs No Cache, Replicas vs Single Instance
Stop debating architecture trade-offs in meetings. Simulate both options, compare the metrics side-by-side, and make data-driven decisions in minutes.
- Enterprise4 min read
Connect Your Production, Simulate Against It: The Auto-Calibration Engine
Import real metrics from Datadog, real incidents from Jira, real infrastructure from Terraform — and the simulation automatically matches your production behavior.
- Architecture2 min read
Why Architecture Simulations Beat Whiteboard Interviews
Traditional whiteboard interviews test recall, not capability. Simulation-based assessment reveals how architects actually perform under real-world pressure.