Database Administrator (Cassandra / Redis / MariaDB / MongoDB)

WillWare Technologies; Chennai District; On-site; INR 900,000 - 1,300,000; Full time

Job summary

Willware echnologies, based in Chennai, is seeking an experienced Database Administrator (DBA) to join our team. You will work with Apache Cassandra, Redis, MariaDB or MongoDB to design, implement and optimize database solutions for scalable applications.

Key responsibilities include installing and configuring databases, monitoring performance, implementing backup and disaster recovery, managing security and user access, and collaborating with development teams on data modeling.

Qualifications

• Hands-on experience as a Database Administrator with Cassandra, Redis, MariaDB, or MongoDB.
• Strong understanding of NoSQL databases.
• Experience with Linux/ Unix environments.
• Knowledge of replication, consistency, partitioning, backup & recovery.
• Scripting experience in Bash or Python.
• Experience with monitoring tools such as Prometheus or OpsCenter.

Responsibilities

• Install, configure, and administer Cassandra/Redis/MariaDB/MongoDB databases.
• Monitor database performance and optimize queries.
• Implement backup, recovery, replication, and disaster recovery strategies.
• Perform database maintenance, upgrades, and troubleshooting.
• Manage database security, user access, and permissions.
• Collaborate with development teams on data modeling and performance optimization.
• Automate administrative tasks using Bash or Python scripting.
• Monitor database health using tools such as Prometheus or OpsCenter.

Skills

Cassandra

Redis

MariaDB

MongoDB

NoSQL databases

Linux/Unix

Bash scripting

Python scripting

Prometheus

OpsCenter

Education

Bachelor's or Master's in Computer Science or related field

Job description

Company: Willware echnologies

Experience: 5–10 Years

We are looking for an experienced Database Administrator (DBA) with expertise in Apache Cassandra, Redis, MariaDB, or MongoDB to join our team.

Key Responsibilities:

• Install, configure, and administer Cassandra/Redis/MariaDB/MongoDB databases.
• Monitor database performance and optimize queries.
• Implement backup, recovery, replication, and disaster recovery strategies.
• Perform database maintenance, upgrades, and troubleshooting.
• Manage database security, user access, and permissions.
• Collaborate with development teams on data modeling and performance optimization.
• Automate administrative tasks using Bash or Python scripting.
• Monitor database health using tools such as Prometheus or OpsCenter.

Required Skills:

• Hands‑on experience as a Database Administrator with Cassandra, Redis, MariaDB, or MongoDB.
• Strong understanding of NoSQL databases.
• Experience with Linux/Unix environments.
• Knowledge of replication, consistency, partitioning, backup & recovery.
• Scripting experience in Bash or Python.
• Experience with monitoring tools such as Prometheus or OpsCenter.
• Strong analytical, troubleshooting, and problem‑solving skills.

Preferred:

• Bachelor's or Master's degree in Computer Science or a related field.
• Experience in infrastructure automation and database monitoring.