Google Zanzibar Explained: Architecture, ReBAC, Tuples, Zookies, and Open-Source Alternatives
Learn how Google Zanzibar handles fine-grained authorization with tuples, ReBAC, zookies, and consistency, and how it differs from OpenFGA and SpiceDB.
A Gadallh
Ahmed Gadallah is the Founder and Editor of Vertex Frontier, where he publishes research-driven articles on AI, data science, cloud computing, cybersecurity, software engineering, and emerging technologies, with a focus on technical accuracy, clarity, and practical insights.
MLflow Observability for Multi-Agent AI Systems: A Production Guide That Goes Beyond 200 OK
Build trustworthy multi-agent observability with MLflow: traces, evaluation, tool-call quality, production controls, cost, privacy, and debugging.
How to Build REST API with Python And FastAPI
Build REST API with Python and FastAPI. Learn routing, Pydantic validation, CRUD, errors, testing, async pitfalls, and production limits.
What Is an API? How APIs Work, Types & Real-World Examples
What is an API? Learn how APIs work, explore REST vs. GraphQL, endpoints, authentication, and real-world production architecture in this complete guide.
Data Engineering Interview Questions & Answers: 41 Questions + Interview Toolkit
Prepare for data engineering interviews with 41 questions and answers covering SQL, Python, Spark, Kafka, system design, ETL, and real-world scenarios.
Long-Context LLM Benchmarks: How to Test and Compare AI Models
Think a larger context window means better LLM performance? Discover Long-Context LLM Benchmarks that reveal what models actually remember, retrieve, and understand.
ClickHouse ReplacingMergeTree Duplicates: Resolving CDC Deduplication Lag in Production
Learn why ClickHouse ReplacingMergeTree duplicates persist, how CDC ordering and tombstones cause lag, and how to fix them safely in production.
Private Cloud Storage Compared: What Happens When Your Privacy Provider Gets Acquired?
Encryption doesn't make a provider portable. Here's what actually changes, and what doesn't, when a private cloud storage company is acquired.
Context Rot in LLMs: Why Long Context Fails and What to Do About It
Context rot explains why LLM quality can fall as prompts grow. Learn how to measure your effective context window and choose RAG, long context, or both.
MCP Security in Production: Tool Permissions, OAuth Boundaries, and an Enterprise Hardening Checklist
MCP security explained: trust boundaries, tool permissions, OAuth 2.1 authorization, and an enterprise hardening checklist for production agent deployments.
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