Data Modeller

Drupalindia; Mumbai, Pune District; On-site; INR 1,400,000 - 2,100,000; Full time

Job summary

Drupalindia is seeking an experienced Data Modeller to design and maintain conceptual, logical, and physical data models for enterprise applications. You will work on cloud data platforms, data warehousing, and modern data architectures to support scalable analytics and BI solutions.

Responsibilities include creating ER diagrams, data dictionaries, and schemas, translating business requirements into scalable models, and implementing Star/Snowflake/Medallion architectures.

Qualifications

• 5+ years of overall experience with 3+ years in Data Modelling.
• Strong knowledge of ER Modelling, RDBMS, SQL, and database design.
• Hands-on experience with Dimensional Modelling, Star Schema, Snowflake Schema, and Data Vault.
• Experience with data modelling tools such as SqlDBM, Erwin, ER/Studio, or PowerDesigner.
• Good understanding of Medallion Architecture and data warehouse concepts.
• Experience with cloud platforms like AWS, Azure, or GCP and databases such as Snowflake, Redshift, or MongoDB.
• Familiarity with ETL/ELT processes, metadata management, and data governance.
• Experience designing models for BI tools like Power BI, Tableau, or ThoughtSpot.
• Knowledge of Graph Modelling, Document Modelling, and NoSQL databases is an added advantage.

Responsibilities

• Design and maintain conceptual, logical, and physical data models.
• Develop ER diagrams, data dictionaries, and database schemas.
• Translate business requirements into scalable data models.
• Design Star Schema, Snowflake Schema, and Medallion Architecture (Bronze, Silver, Gold).
• Support ETL/ELT processes and cloud migration initiatives.
• Optimize database performance through indexing, partitioning, and normalization.
• Collaborate with Data Engineering, BI, and business teams.
• Ensure adherence to data governance, metadata management, and modelling standards.

Skills

Data modelling

Dimensional modelling

ER modelling

Star schema

Snowflake schema

Data vault

Data governance

ETL/ELT

Cloud platforms

Tools

SqlDBM

Erwin

ER/Studio

PowerDesigner

Job description

We are looking for an experienced Data Modeller with strong expertise in designing conceptual, logical, and physical data models for enterprise applications. The ideal candidate should have experience in cloud data platforms, data warehousing, dimensional modelling, and modern data architecture to support scalable analytics and business intelligence solutions.

Key Responsibilities

• Design and maintain conceptual, logical, and physical data models.
• Develop ER diagrams, data dictionaries, and database schemas.
• Translate business requirements into scalable data models.
• Design Star Schema, Snowflake Schema, and Medallion Architecture (Bronze, Silver, Gold).
• Support ETL/ELT processes and cloud migration initiatives.
• Optimize database performance through indexing, partitioning, and normalization.
• Collaborate with Data Engineering, BI, and business teams.
• Ensure adherence to data governance, metadata management, and modelling standards.

Required Skills & Experience

• 5+ years of overall experience with 3+ years in Data Modelling.
• Strong knowledge of ER Modelling, RDBMS, SQL, and database design.
• Hands-on experience with Dimensional Modelling, Star Schema, Snowflake Schema, and Data Vault.
• Experience with data modelling tools such as SqlDBM, Erwin, ER/Studio, or PowerDesigner.
• Good understanding of Medallion Architecture and data warehouse concepts.
• Experience with cloud platforms like AWS, Azure, or GCP and databases such as Snowflake, Redshift, or MongoDB.
• Familiarity with ETL/ELT processes, metadata management, and data governance.
• Experience designing models for BI tools like Power BI, Tableau, or ThoughtSpot.
• Knowledge of Graph Modelling, Document Modelling, and NoSQL databases is an added advantage.