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Valasys Media - Database Administrator - Performance Tuning

5 years

0 Lacs

Pune Maharashtra India

Posted:6 days ago| Platform: Linkedin logo

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Skills Required

database tuning postgresql mysql mongodb query optimization security data compliance analyze indexing refactoring development design encryption controls auditing backup replication sql documentation automation aggregation monitoring diagnostics scripting python maintenance aws azure devops git docker code terraform ansible certifications nosql management

Work Mode

On-site

Job Type

Full Time

Job Description

Job Overview

We are hiring a Senior Database Administrator (DBA) with 5+ years of experience and deep expertise in PostgreSQL, MySQL, and MongoDB. The ideal candidate will specialize in query optimization, performance tuning, and database security across multiple platforms. This role also includes ensuring data is secure, encrypted, and access-controlled in accordance with best practices and compliance Responsibilities :
  • Optimize complex queries across PostgreSQL, MySQL, and MongoDB to improve application performance and reduce load times.
  • Analyze and tune database performance using indexing, query refactoring, schema optimization, and caching techniques.
  • Work closely with development teams to guide efficient data modelling, query design, and schema architecture.
  • Implement and maintain security best practices including encryption, access controls, and auditing policies.
  • Monitor system performance, identify bottlenecks, and implement preventative measures.
  • Handle database backup, recovery, replication, and high availability configurations.
  • Write and maintain complex stored procedures, functions, triggers, and views in SQL-based systems.
  • Maintain documentation for database configurations, optimizations, and security protocols.
  • Evaluate and implement database tools and utilities for better automation and Skills & Experience :
  • 5+ years of experience as a DBA with a focus on performance and security.
  • Deep expertise with:
  • PostgreSQL: indexing, query plans, partitions, extensions (e.g., PostGIS)
  • MySQL: performance schema, tuning, replication
  • MongoDB: document modelling, aggregation pipelines, indexing, sharding
  • Strong SQL skills and deep understanding of query performance optimization.
  • Experience with database security, including data encryption, RBAC, and compliance (GDPR, HIPAA, etc.)
  • Proficient in database monitoring and diagnostics tools.
  • Scripting skills (Python, Shell, or equivalent) for automation and maintenance tasks.
  • Experience working with cloud-based DBs (AWS RDS, Azure Database, Qualifications :
  • Experience with DevOps tools (CI/CD, Git, Docker, etc.)
  • Familiarity with infrastructure as code (Terraform, Ansible) for DB provisioning.
  • Certifications in PostgreSQL, MongoDB, MySQL, or relevant cloud platforms.
  • Experience with NoSQL performance tuning and data lifecycle management
(ref:hirist.tech)

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Valasys Media
Valasys Media

Advertising Services

Jersey City ‎New Jersey

51-200 Employees

8 Jobs

    Key People

  • Amit Kumar

    CEO

  • Nisha Sharma

    CMO

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