Said Bouigherdaine
Said
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ElasticsearchSolrRAGDistributed SystemsVector SearchOpenSearchMicroservicesJavaHybrid SearchKafkaVespaAWS CloudPythonArchitectureSpring BootSemantic AINeo4jObservabilityKubernetesQuery OptimizationRedisNext.jsSearch Relevance

Engineering the of enterprise-scale search.

Architectural deep-dives on building search, AI, and microservices for platforms serving +5M Monthly Active Users.

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Validated At Enterprise Scale

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Performance & Reliability
Expertise in Java and Python microservices. Solving query optimization and system reliability for platforms handling 100M+ requests.
Modern Search & AI
Architecting AI-powered products and LLM enablement. Specializing in production-grade RAG, Vector Search, and Hybrid retrieval to build meaningful user experiences.
Complex Architecture
Untangling messy systems and high-debt codebases. Bridging the gap between ambitious product vision and resilient, scalable architectural reality.
Productized Consulting

Strategic Technical Audits

Eliminate architectural uncertainty. I provide technical diagnostics and implementation blueprints designed for engineering teams running systems at scale.

Search & AI Intelligence

RAG Health Audit

€5k+

Deep-dive diagnostics for retrieval precision, chunking strategy, and model evaluation.

Duration3 days
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Search Relevance

€3.5k+

Hybrid Search implementation, scoring improvement, and multi-language analyzer tuning.

Duration1 week
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Migration Blueprint

€10k+

Legacy stack audit & architectural redesign for OpenSearch, Solr, Vespa, or Elasticsearch.

Duration1 week
Book Call

GraphRAG Blueprint

€15k+

Bridging LLMs with Knowledge Graphs using Neo4j for relationship-aware retrieval.

Duration2 weeks
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Backend & Distributed Systems

Microservices Core

€10k+

Production-ready Hexagonal Architecture setup with CI/CD, testing seed, and observability.

Duration2 weeks
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Event-Driven Blueprint

€15k+

High-throughput Kafka/RabbitMQ pipeline design, schema registries, and retry logic.

Duration2 weeks
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Search-Scale Infrastructure

€12k+

Strategic audit of the entire data-flow from Database to Search Index. Optimization of Kafka/CDC and high-throughput ingestion.

Duration2 weeks
Book Call

Performance Audit

€5k+

Bottleneck diagnostics for 1M+ req/day platforms: K8s, JVM tuning, and SQL latency.

Duration1 week
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Complex Systems & Strategy

Said Bouigherdaine

Said Bouigherdaine

Search & AI Architect with 9+ years experience building systems for platforms with 5M+ users.

Enterprise Only

Enterprise Architecture Advisory

Strategic long-term partnership for Engineering Leads and CTOs. I bridge the gap between your Search, AI, and Distributed Infrastructure to build systems that scale.

Pricing

Custom Retainer

Strategic Call
Case Studies

Strategic Partners & Impact

Architectural deep-dives on systems running in high-stakes environments.

Salsify

Optimizing Product Discovery for Nestlé

Refined search and indexing for 16,000+ brands. Focused on Elasticsearch 7 performance and enterprise UI discovery architecture.

Elasticsearch 7Indexing Audit
L'Oréal

Multilingual Search for 15 Countries

Architected a unified search experience across global markets. Tuned language analyzers and improved cross-market relevance.

Global ScaleNLP Tuning
La Poste

High-Throughput Parcel Tracking Search

Optimized tracking search for peak volumes (1M+ daily queries). Built resilient indexing pipelines during the digital transformation.

High VolumeKafka
Search & Scale

Latest Articles

Deep-dives on building search, AI, and microservices for 10M+ environments.

View All Articles
Featured Depth
Mar 21, 2026

Real-Time Search Analytics: Why Batch Dashboards Are No Longer Enough

Why modern relevance demands streaming behavioral signals — and what a real-time click scoring and search analytics layer actually looks like.

Read the depth
ObservabilityMar 19, 2026

Search Observability: The Metrics That Actually Matter

Read the depth
BasicsMar 18, 2026

What is 'Search Relevance'?

Read the depth
ArchitectureMar 17, 2026

How Search Engines Actually Work

Read the depth
Ventures

Strategic Ventures & Assets

Building specialized assets and proprietary systems at the intersection of Search, AI, and Graph Databases.

Wisefreelance

Live

A specialized platform for senior tech freelancers. Featuring Tools and tactical guides for building authority and setting enterprise-grade rates.

Explore Platform

The Search Architect

Chrome Store

Developer productivity tool for OpenSearch & Elasticsearch engineers. Query debugging, latency profiling, and index health at your fingertips.

Building in public
Weekly Architectural Depth

Search & Scale

Architectural deep-dives on building search, AI, and microservices for 10M+ environments. Delivered every week.

Search Relevance

Beyond BM25: Practical ways to tune vector & hybrid search for production.

RAG Architecture

Solving the retrieval precision and scale issues that kill hobby projects.

Engineering Scale

Java & Python microservices that handle 100M+ monthly requests with zero downtime.

Graph Databases

Empowering relationship-aware insights with graph databases and advanced analytics

Said Bouigherdaine
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