Senior Database Engineer

Relational / SQL

• 5+ years of hands‑on experience writing complex SQL (joins, window functions, CTEs, subqueries, aggregations).
• Proficiency with Oracle Database administration and development, including PL/SQL, execution plan analysis, tablespace management, and partitioning.
• Experience with query tuning using EXPLAIN PLAN and Oracle AWR/ASH reporting.
• Solid understanding of normalization, indexing strategies (B-tree, bitmap, function‑based), and transaction management.

Graph Databases

Neo4j & openCypher

• Demonstrated experience designing and querying property graph models in Neo4j.
• Strong command of the openCypher query language, including MATCH, MERGE, WITH, UNWIND, and aggregation patterns.
• Familiarity with Neo4j schema constraints, index types (range, text, vector), and APOC/GDS libraries.
• Understanding of graph data modeling trade‑offs vs. relational modeling ...