Available for Consulting & Advisory Services

Expert Technical Consulting

15+ years of experience delivering enterprise-grade solutions in distributed systems, graph databases, search optimization, and observability. Transform your data infrastructure with proven expertise.

What I Offer

Professional Services

Specialized consulting and implementation services across the full spectrum of search, graph, and distributed data systems

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Knowledge Graphs

Design and implement enterprise knowledge graphs that connect disparate data sources. Expertise in property graph models, RDF, and graph data modeling for complex relationship discovery.

  • Graph data modeling and schema design
  • Traversal algorithm optimization
  • Non-native graph database implementation
  • Integration with OpenSearch/Elasticsearch
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Schema & Ontology Design

Build robust, scalable data schemas and ontologies that evolve with your business. Expertise in domain-driven design and semantic modeling for complex enterprise systems.

  • Domain-driven schema architecture
  • Ontology engineering and validation
  • Schema evolution and migration strategies
  • Semantic data modeling
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Query Specification, Execution & Optimization

Translate business requirements into efficient query strategies. Expert in Cypher, Gremlin, SPARQL, and custom query language design with logical-to-physical plan optimization.

  • Query language implementation (Cypher, Gremlin, PPL)
  • Execution plan generation and analysis
  • Cost-based optimization strategies
  • Performance tuning and bottleneck analysis
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Search Engine (OpenSearch / Elasticsearch)

Comprehensive search platform expertise from architecture to production. Core contributor to OpenSearch with deep knowledge of cluster design, performance optimization, and scalability.

  • Cluster architecture and design
  • Search relevance tuning and scoring
  • Analytics and aggregation pipelines
  • Plugin and extension development
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Index Specification & Mapping

Design efficient index structures and mappings that balance query performance with storage efficiency. Expert in shard allocation, replication strategies, and index lifecycle management.

  • Optimal mapping design and field types
  • Shard sizing and allocation strategy
  • Index template and lifecycle policies
  • Reindexing and migration strategies
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Query DSL Optimization

Master the OpenSearch/Elasticsearch Query DSL to craft efficient, high-performance queries. Optimize complex boolean logic, aggregations, and full-text search operations.

  • Complex query construction and refinement
  • Aggregation pipeline optimization
  • Script optimization and painless scripting
  • Query performance profiling and tuning
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Operation & Configuration

End-to-end operational expertise for production environments. From cluster provisioning to monitoring, security hardening, and disaster recovery planning.

  • Production cluster setup and configuration
  • Performance monitoring and alerting
  • Security configuration and access control
  • Backup, disaster recovery, and high availability
Technical Stack

Core Technologies & Tools

Languages & Frameworks

Java Scala TypeScript Python Apache TinkerPop Apache Spark React

Query Languages

Cypher Gremlin SPARQL PPL SQL Query DSL

Platforms & Tools

OpenSearch Elasticsearch OpenTelemetry Kubernetes Docker AWS
Track Record

Notable Achievements

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YANG-DB - Non-native Graph Database

Architected and led development of a scalable, distributed graph database built on OpenSearch. Implemented full Cypher query language support with Apache TinkerPop integration, enabling property graph querying at scale.

Graph Processing Query Translation Distributed Systems Open Source
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OpenSearch Spark Integration

Core contributor to OpenSearch Spark project, building acceleration frameworks for secondary indices. Enabled high-performance data processing pipelines with PPL query language support and seamless Spark integration.

Apache Spark Data Processing PPL Analytics
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OpenTelemetry Observability Solutions

Led integration of OpenTelemetry with OpenSearch ecosystem, creating comprehensive observability solutions. Built reference architectures for distributed tracing, metrics, and log correlation across microservices.

Observability Distributed Tracing OTEL Microservices

Why Work With Me

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Proven Expertise

15+ years building production systems at scale for enterprise clients

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Open Source Leadership

Core contributor to OpenSearch and creator of widely-adopted open source projects

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End-to-End Solutions

From architecture to implementation, optimization to operations

Get In Touch

Let's Build Something Great

Ready to transform your data infrastructure? Whether you need strategic consulting, hands-on implementation, or technical training, I'm here to help.