R&D Senior Engineer- Senior DB and Backend Developer -India Development Center

Hitachi Rail

📍 Chennai, Tamil Nadu, India 💼 Full-time 🕒 Posted June 05, 2026

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Job Description

Description
 :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 ...
            

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Job Details

Location Chennai, Tamil Nadu
Job Type Full-time
Category Computer Occupations
Posted Date June 05, 2026
Application Deadline July 15, 2026