Tutorials Intermediate
Connect Your App to Gemini Spark with MCP
Build a standard MCP server in Python that plugs into Gemini Spark and Claude Desktop.
9 min read·Kodetra Technologies
5d agoGuides
AI Guides for Builders
How-to content for builders, indie hackers, and AI engineers. Less theory, more shipped code.
Tutorials 
Tutorials Intermediate
A2A Protocol: Make AI Agents Talk to Each Other in Python
Build a minimal A2A server with an Agent Card so other agents can discover and message it.
5 min read·Kodetra Technologies
11d ago
Security Advanced
How to Secure an MCP Server Against Tool Poisoning
Harden MCP servers: kill tool poisoning, validate tokens, sandbox tools
9 min read·Kodetra Technologies
11d ago
Tutorials Intermediate
AG-UI Protocol: Stream AI Agents Into Your Frontend
Wire Claude or any agent backend to a React UI with AG-UI's 16 event types.
4 min read·Kodetra Technologies
12d ago
Tutorials Intermediate
MCP Apps: Build Interactive UIs in Your MCP Server
Render interactive UIs from your MCP server with SEP-1865 and ext-apps.
4 min read·Kodetra Technologies
20d ago
System Design Advanced
Saga Pattern: Distributed Transactions Without 2PC
Coordinate multi-service writes with orchestration, choreography, and compensating transactions.
10 min read·Kodetra Technologies
23d agoMore guides like this?
New AI guides for builders, in your inbox. Free.
Tutorials Intermediate
CrewAI Flows: Event-Driven Multi-Agent Pipelines
Build event-driven multi-agent pipelines in CrewAI Flows: @start, @listen, @router, state.
4 min read·Kodetra Technologies
25d ago
Tutorials Intermediate
Claude Agent SDK: Custom Tools with In-Process MCP
Add custom Python tools to Claude agents with one decorator. No server. No HTTP. Just code.
4 min read·Kodetra Technologies
Apr 30
System Design Intermediate
Transactional Outbox Pattern: Stop Losing Events
Guarantee events publish even when Kafka is down. Outbox pattern with Postgres, step-by-step.
7 min read·Kodetra Technologies
Apr 29
Backend Advanced
Server-Sent Events in Go: A Production Deep Dive
Build a robust SSE service in Go with backpressure, reconnects, fan-out, and graceful shutdown.
12 min read·Kodetra Technologies
Apr 27