Database Engineer

4 days ago

Salem, Tamil Nadu, India Airavad Web Solutions Full time ₹ 12,00,000 - ₹ 25,00,000 per year

Job Title: Database Engineer

Overview

We are seeking a highly motivated and detail-oriented Database Engineer with 1–2 years of experience in managing, optimizing, and maintaining both single-tenant and multi-tenant database architectures. The ideal candidate will have hands-on experience with relational, distributed, and NoSQL databases, including PostgreSQL, MySQL, Redis, ClickHouse, Kafka, and MongoDB. This role involves designing scalable schemas, optimizing queries, implementing replication strategies, managing high-availability clusters, and ensuring the overall health and performance of database systems across environments.

Key Responsibilities

  • Design, implement, and maintain database schemas for single-tenant and multi-tenant applications.
  • Manage master-slave, primary-write and multiple-read replica database configurations.
  • Configure and maintain distributed database architectures for scalability and reliability.
  • Develop and manage stored procedures (SPs), triggers, functions, and views.
  • Implement and monitor high-availability (HA) clusters and failover mechanisms.
  • Perform database optimization, query tuning, and index management for performance
  • improvement.
  • Manage data replication, partitioning, and sharding strategies for large-scale systems.
  • Set up backup and recovery processes and ensure disaster recovery (DR) readiness
  • Implement security best practices including role management, DCL permissions, and encryption.
  • Monitor database health using tools like pgAdmin, Percona Toolkit, Prometheus, Grafana, or equivalent.
  • Integrate Kafka for data streaming and event-driven architectures.
  • Manage and optimize Redis for caching and in-memory data operations.
  • Work with ClickHouse for analytical workloads and distributed data queries.
  • Maintain and optimize MongoDB clusters for high-performance NoSQL operations.
  • Write and execute all categories of SQL operations — DDL, DML, DCL, DQL, and TCL.
  • Collaborate with development and DevOps teams for database CI/CD and schema versioning.

Required Qualifications

  • Bachelor's degree in Computer Science, Information Technology, BCA, or a related eld.
  • 1–2 years of professional experience in database engineering or administration.
  • Hands-on experience with PostgreSQL and MySQL for transactional and analytical workloads.
  • Strong understanding of SQL fundamentals, query optimization, and execution plans.
  • Practical knowledge of replication, sharding, partitioning, and multi-tenant data models.
  • Familiarity with Redis (caching), ClickHouse (analytical DB), Kafka (data streaming), and MongoDB (NoSQL).
  • Experience in backup, restore, HA, and DR configurations.
  • Proficiency in database monitoring and tuning tools.
  • Knowledge of database security and access control (roles, grants, privileges).

Preferred Skills (Nice to Have)

  • Experience with cloud-hosted databases (AWS RDS, Aurora, Azure Database, GCP Cloud SQL).
  • Understanding of containerized database environments using Docker or Kubernetes.
  • Knowledge of ETL pipelines and data migration strategies.
  • Exposure to automated schema deployment tools such as Liquibase or Flyway.
  • Familiarity with time-series, real-time analytics, or OLAP systems.
  • Experience writing database design documentation and performance reports.

Experience Level

1–2 years of hands-on experience as a Database Engineer, DBA, or similar role.

Languages

Tamil and English (written and verbal proficiency required).

Employment Type

Full-time

Location

On-Site : Salem, Chennai

Job Type: Full-time

Pay: ₹12, ₹25,000.00 per month

Benefits:

  • Food provided

Work Location: In person

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