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Data Modeller - S

Tata Consultancy Services
Posted on
Tata Consultancy Services logo

Experience
6 - 11 yrs
Salary (CTC)
₹7L - ₹10.2L
Job Location
Chennai, India
Vacancy
1
Designation
data modeller
Job Type
Not specified

Job Description

Key Responsibilities

  • Design and develop conceptual, logical, and physical data models for enterprise applications and data platforms.
  • Analyze business requirements and translate them into effective data modeling solutions.
  • Define data entities, relationships, attributes, and business rules.
  • Develop and maintain data dictionaries, metadata repositories, and data lineage documentation.
  • Collaborate with Data Architects, Data Engineers, Business Analysts, and application teams to ensure data consistency and quality.
  • Support database design, optimization, and performance tuning initiatives.
  • Implement data governance standards, naming conventions, and best practices.
  • Conduct data profiling and impact analysis for system enhancements and migrations.
  • Assist in data warehouse, data lake, and master data management initiatives.
  • Participate in Agile/Scrum ceremonies and contribute to project planning and delivery.

Required Skills & Qualifications

  • Bachelor's degree in Computer Science, Information Systems, Engineering, Mathematics, or a related field.
  • Strong experience in data modeling and database design.
  • Expertise in creating:
    • Conceptual Data Models
    • Logical Data Models
    • Physical Data Models
  • Strong understanding of:
    • Data Modeling Principles
    • Data Normalization and Denormalization
    • Dimensional Modeling (Star Schema, Snowflake Schema)
    • ER Modeling
    • Data Warehousing Concepts
  • Proficiency in SQL and relational database management systems.
  • Experience with data modeling tools such as:
    • ERwin
    • ER/Studio
    • PowerDesigner
    • Lucidchart
    • Visio
  • Experience working with databases such as:
    • SQL Server
    • Oracle
    • PostgreSQL
    • MySQL
    • Snowflake
  • Strong analytical and problem-solving skills.

No Referrers Available

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