AWS - Software Engineer

• Understanding of index schemas/mappings: field types, stored vs. indexed, doc values, multi-valued fields
• Familiarity with text analysis pipelines: tokenizers, filters, analyzers (index-time vs. query-time)
• Ability to inspect an index directly querying fields, checking term vectors, using analysis APIs
• Data & Transformation -Ability to trace raw source data through an ingestion pipeline into indexed fields -Comfort reading structured/semi-structured data formats (XML, JSON) -Understanding of data normalization and transformation patterns
• Query & Testing -Skill in crafting targeted test queries to expose behavioral differences
• Experience with structured or Boolean query languages (experience with custom parsers a plus)

• Ability to design and execute parity/regression test cases at multiple levels: index content, query results, ranking, facets, highlighting
• Development - Java proficiency able to read, debug, and make targeted changes to Java codebases -Familiarity with Maven or Gradle build systems
• AI-Assisted Analysis & Development
• Proficiency using AI coding assistants (e.g. Claude Code) to investigate complex problems, generate hypotheses, and draft code changes
• Ability to formulate precise, context-rich prompts that produce actionable results from an AI assistant
• Comfort working in an AI-augmented development workflow: reading and critically evaluating AI-generated output before applying it
• Analysis & Communication -Ability to identify root cause of parity differences and attribute them to a specific layer (ingestion, schema, analyzer, query parser)
• Able to produce clear, actionable defect reports for developers

Preferred skills:

• Experience with custom Lucene analyzers or codec plugins
• Python scripting (data inspection, test automation, reporting)
• Familiarity with OpnSearch REST API and index management
• Experience with SQLite or otheer lightweight databases for test result storage
• Search engine certifications (Elastic, OpenSearch)
• Experience with parallel/comparative testing frameworks
• Background in a domain with complex structured data (legal, scientific, patent, medical)

Must have Skills:

• Amazon Web Services (AWS)
• Large Language Models (LLMs)
• Apache Lucene
• OpenSearch
• Java, Search & Indexing Fundamentals -Hands-on experience with Lucene-based search platforms (Solr,OpenSearch, or Elasticsearch