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• Design, write, and optimize PostgreSQL queries including:

• Stored functions
• Triggers
• Views
• Complex joins and window functions
• High-performance queries

• Optimize PostgreSQL performance through:

• Index tuning
• Query plan analysis
• Partitioning (when needed)

• Build backend services using C# .NET and Python, integrating with PostgreSQL.
• Develop and maintain GraphQL APIs using Hasura connected to PostgreSQL.
• Apply strong transaction handling, error control, and concurrency management.
• Build both REST and GraphQL endpoints with proper validations and structured responses.
• Maintain database schemas, table designs, and relational structures.

• Troubleshoot issues related to:

• PostgreSQL performance
• Hasura metadata or GraphQL behavior
• Backend API logic

• Write unit tests, integration tests, and database tests.
• Document SQL routines, backend logic, and GraphQL schema structures.

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