Senior DBA Engineer

Location: Bengaluru

Job Overview

We are seeking an experienced Senior Database Administrator with deep expertise across relational (MySQL, Microsoft SQL Server, Postgre

SQL) and No

SQL databases. The ideal candidate has a proven track record of designing, implementing, and optimizing high-performance, highly available database environments both on-premises (VMs) and in the cloud (AWS, Azure, GCP). You will play a critical role in database architecture, large-scale migrations, performance tuning, security, and ensuring operational excellence in a fast-paced environment.

Key Responsibilities

Design, implement, and maintain robust, secure, and scalable database architectures across MySQL, Maria

DB, Postgre

SQL, Microsoft SQL Server, and major No

SQL systems (Mongo

DB, Cassandra, Dynamo

DB, Redis, Elasticsearch, etc.).
Lead and execute complex database migrations (homogeneous and heterogeneous) including zero-downtime migrations, schema conversions, and cross-cloud/platform migrations.
Perform advanced performance tuning and optimization of databases and database servers at the query, index, storage, and OS level.
Optimize database workloads running on virtual machines (VMware, Hyper-V, KVM) and cloud-native environments (RDS, Aurora, Cloud SQL, Azure SQL, Cosmos DB, etc.).
Implement and manage high-availability and disaster-recovery solutions (replication, clustering, Always-On Availability Groups, Patroni, Galera, sharding, etc.).
Automate database provisioning, backups, monitoring, and deployments using Infrastructure-as-Code (Terraform, Cloud Formation, Ansible) and CI/CD pipelines.
Establish and enforce database security best practices (encryption at rest/in-transit, RBAC, auditing, masking, vulnerability management).
Capacity planning, cost optimization, and rightsizing of database instances in cloud environments.
Collaborate with development, Dev Ops, and platform teams to review schemas, queries, and application patterns for performance and scalability.
Participate in on-call rotation and act as escalation point for critical database incidents.

Required Qualifications & Experience

1.6-10 years of hands-on experience as a Database Administrator.

Expert-level knowledge and production experience with:
MySQL / Maria

DB (InnoDB & MyRocks)
Microsoft SQL Server (2016–2022+, Always-On, Failover Clustering)
Postgre

SQL (including advanced features: logical replication, extensions, Citus, Timescale

DB)
At least two major No

SQL databases (Mongo

DB, Dynamo

DB, Redis, Elasticsearch, etc.)
Proven track record of successful large-scale database migrations (hundreds of TBs and/or zero-downtime cutovers).
Extensive experience optimizing databases on virtualized environments (VMware, KVM) and major cloud providers (AWS RDS/Aurora, GCP Cloud SQL, Azure SQL).
Deep expertise in query optimization, execution plans, indexing strategies, partitioning, and storage engine selection.
Strong scripting and automation skills (Bash, Python, Power Shell) and proficiency with IaC tools (Terraform preferred).
Hands-on experience with monitoring and observability tools (Prometheus, Grafana, Datadog, New Relic, Cloud Watch, PMM, _statements, SQL Server DMVs, etc.).
Solid understanding of Linux/Windows systems internals as they relate to database performance (IO, memory, CPU, networking).

Preferred Skills

Certifications:

AWS Certified Database – Specialty, Microsoft Certified:
Azure Database Administrator Associate, Postgre

SQL Professional, Oracle/MySQL certifications are a plus.

Experience with database Dev Ops practices (Liquibase, Flyway, Git Ops for DB changes).
Knowledge of containerized databases (Kubernetes operators: Zalando Postgres, Crunchy Data, Mongo

DB Community Operator).
Familiarity with data warehousing (Redshift, Snowflake, Big Query) is a plus.

Personal Attributes

Strong problem-solving and analytical skills with a focus on root-cause analysis.
Excellent communication skills – able to explain complex technical concepts to non-technical stakeholders.
Ability to work independently and prioritize in a high-pressure environment.
Passion for automation and eliminating toil.

What We Offer

Competitive salary and equity package
Flexible remote/hybrid work options
Health insurance, latest hardware
Opportunity to work with modern cloud-native stack and cutting-edge technologies