Role Summary

Walker Digital Table Systems (WDTS) is looking for a
PostgreSQL Database Developer
with 3–4 years of experience to join the Platform Engineering Database Team. The role involves supporting mission-critical PostgreSQL databases powering the Perfect Pay platform by contributing to database development, administration, performance tuning, reporting, automation, and production support in a high-availability environment.

Key Responsibilities
- Develop and maintain SQL, PL/pgSQL procedures, functions, triggers, views, and optimize database queries.
- Develop and maintain JasperReports for operational and business reporting.
- Support both OLTP and reporting database workloads to ensure optimal performance and availability.
- Develop Shell and Python scripts to automate routine database administration, monitoring, and reporting tasks.
- Monitor database health, troubleshoot performance issues, and provide production support.
- Collaborate with Development, DevOps, and Platform Engineering teams to support database deployments and application releases.




- Maintain operational documentation and contribute to continuous improvement through automation and best practices.

Required Qualifications
- Bachelor's degree in Computer Science, Information Technology, Engineering, or a related field.
- 3–4 years of experience in PostgreSQL database development and administration.
- Solid knowledge of PostgreSQL, SQL, and PL/pgSQL.
- Experience with query optimization, database performance tuning, backup & recovery, and replication concepts.
- Experience with JasperReports and report development.
- Proficiency in Shell and/or Python scripting.
- Working knowledge of Linux (RHEL/Rocky).
- Good analytical, troubleshooting, and communication skills.

Preferred Skills
- Exposure to PostgreSQL high-availability solutions such as Pgpool-II, PgBouncer, or pgBackRest.
- Familiarity with GitHub, Jenkins, and CI/CD-based database deployment processes.
- Knowledge of Liquibase or Fl

📌 Database Administrator (New Delhi)
🏢 Walker Digital Table Systems
📍 New Delhi