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Vincere Blog

Technical notes from the field

Updates on production AI systems, engineering practice, recent technology, and company work from the Vincere.dev team.

Technical /

How an AI Agent Turns Low Confidence and Feedback Into Better Knowledge

How confidence scoring, constrained generation, citations, and a refusal-driven feedback loop turn the questions an AI agent can't answer into a prioritized roadmap for improving its knowledge.

RAG AI Reliability Hallucinations AI Evals
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Technical /

Adding BM25 to Improve AI Agent Retrieval

How we layered indexed lexical search into a Postgres-based AI agent retrieval system using ParadeDB and scoped BM25 queries.

BM25 ParadeDB AI Retrieval
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Technical /

How to Design a Production RAG Pipeline for Large Document Systems

A practical blueprint for ingesting, chunking, retrieving, evaluating, and operating RAG over large document collections.

RAG AI Engineering Document Systems
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Technical /

Production RAG Architecture: Retrieval, Reranking, Guardrails, and Evals

A field guide to the moving parts that make RAG reliable beyond the demo: retrieval, reranking, guardrails, observability, and evals.

RAG Architecture LLM Evaluation
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Technical /

Enterprise RAG Systems Need to Know When Not to Answer

Enterprise RAG needs refusal behavior, confidence signals, and evidence thresholds so the system can avoid unsupported answers.

Enterprise AI RAG Guardrails
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Technical /

Why RAG Systems Still Hallucinate After Adding a Vector Database

A diagnostic guide to why RAG systems still hallucinate in production, mapping each failure mode to its root cause and the fix that actually addresses it.

RAG Hallucinations AI Reliability
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Technical /

How to Build Near Real-Time Dashboards Without Burning Infrastructure Cost

A cost-aware blueprint for fresh dashboards: where near real-time spend actually goes, and the architecture decisions that keep it predictable for finance and data leaders.

Data Engineering Dashboards Cost Optimization
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Technical /

How to Design Data Pipelines That Small Engineering Teams Can Maintain

Practical lessons from building a healthcare data warehouse automation platform that supported 100+ pipelines with a 3-5 person data team.

Data Engineering Data Pipelines Healthcare
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