Engineering Insights

The Ramsud Blog

Insights, patterns, and production experience from our engineering team, no fluff, just real-world systems thinking.

12+ Articles
6 Topics
Updated Weekly
Production-first Perspective
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Latest Articles

AI-generated course curriculum in the Ramsud EdTech platform
Why We Don't Let AI Design Your Curriculum Alone

Why LLM-generated curricula need a deterministic validation graph, not a longer prompt: topological sort, cycle detection, and the repair-loop architecture behind our EdTech platform's course generator.

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Distributed rate limiting architecture with Redis and Spring Cloud Gateway
Distributed Rate Limiting in Spring Cloud Gateway: Lessons from Production

When a correct rate limiter becomes an incorrect architecture. How shared state, Redis, and layered edge protection solve the hardest distributed systems problems.

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JWT validation patterns in microservices architecture
Where Should JWT Validation Happen in a Microservices Architecture?

Gateway-centric, distributed, or internal tokens? A practical guide to JWT trust boundaries with real-world tradeoffs across four production patterns.

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Data Engineering
The search platform was healthy. The dashboards were green. Yet users were reporting missing results.

This is a situation many organizations encounter as they scale real-time data platforms. While synchronization technologies can move millions of records efficiently, business stakeholders ultimately care about one thing: whether the search results are correct. Here's how we approached that challenge using PostgreSQL, Kafka Connect, and OpenSearch.

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Internal RAG evaluation dashboard tracking retrieval and answer quality
How We Engineer AI Assistants That Employees Actually Trust

Inside the process behind a production-grade RAG system: quantitative evaluation, hybrid retrieval, reranking, and on-prem data governance.

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Building a Production-Ready RAG System, our first RAG pipeline
Building a Production-Ready RAG System: From Retrieval to Reliable Answers

Part 1 of our RAG engineering series: hybrid retrieval, reciprocal rank fusion, cross-encoder reranking, and the roadmap that followed.

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Angular logo
When Angular Signals Actually Improve Performance

Practical lessons from building Angular applications in production: signals, readonly semantics, and component architecture.

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Java, Spring Boot, Kafka, and distributed systems

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Angular signals, JavaScript patterns, and component performance

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RAG, LLM evaluation, curriculum generation, and production AI

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