Experience: 7–12 years in Data Engineering / Data Integration / Enterprise Data Management, with strong hands-on experience in Customer MDM or Identity Resolution.

- MDM & Customer 360
- Strong experience building or developing Customer MDM / Customer 360 solutions. - Good understanding of Golden Records, Customer/Party models, source systems, crosswalks and data lineage. - Should have hands-on experience with customer/individual mastering and deduplication.
- Entity & Identity Resolution – Critical
- Strong experience in Entity Resolution, Identity Resolution and Record Linkage. - Hands-on experience with deterministic, probabilistic and fuzzy matching. - Should understand blocking/candidate generation, matching scores, thresholds, precision/recall, false positives/negatives. - Experience handling duplicate customers/individuals across multiple source systems.
- Survivorship & Golden Record
- Strong understanding of attribute-level survivorship rules. - Ability to determine which source/value should become the Golden Record based on source priority, quality, completeness, recency, verification, etc. - Experience with merge/unmerge, crosswalks, source traceability and reversible merges.
- Advanced SQL – Mandatory
- Robust/advanced SQL is mandatory. - Should be comfortable working with large datasets and complex SQL. - Experience with CTEs, window functions, MERGE, query optimization and set-based processing.



- Candidate should be hands-on in writing and optimizing production SQL, not just reviewing it.
- Snowflake + dbt
- Strong hands-on experience with Snowflake. - Hands-on dbt experience for transformation, modular models, testing, lineage and documentation. - PostgreSQL experience is preferred.
- Data Modeling & Data Quality
- Strong data modeling / entity-relationship modeling skills. - Experience designing models around customers, individuals, organizations, identifiers, relationships and hierarchies. - Should be able to perform data profiling, cleansing, standardization, validation, reconciliation and deduplication.
- Engineering Mindset
- This is a custom MDM development/build role, not simply an MDM platform configuration role. - Candidate should be comfortable reviewing existing logic, identifying gaps, writing production code, testing match quality and continuously improving the Load → Match → Merge → Review → Refine lifecycle.

Ideal Candidate Keyword Combination

MDM / Customer MDM + Customer 360 + Entity/Identity Resolution + Record Linkage + Probabilistic/Fuzzy Matching + Golden Record + Survivorship + Deduplication + Advanced SQL + Snowflake + dbt + Data Modeling

Good-to-Have

- D&B; / D-U-N-S - SAP Customer Master - PostgreSQL - Python - Data Stewardship / Human-in-the-loop exception management - Graph/network-based identity resolution

📌 Senior MDM Developer (Bengaluru)
🏢 VAYUZ Technologies
📍 Bengaluru