Manager - Technical Support - DBA

1 Month ago • All levels • Software Development & Engineering

Job Summary

Job Description

Sinch is a global leader in Communication Platforms as a Service (CPaaS) and mobile customer engagement, enabling businesses to connect with billions of people worldwide. They are seeking an experienced Mid-Level Database Expert to join their IT team. The role involves administration, optimization, and security of database environments, focusing on mission-critical applications. Responsibilities include designing and implementing scalable MySQL database solutions (InnoDB preferred), assisting with schema design, indexing, and query optimization. The candidate will also manage database performance tuning, high availability (InnoDB Cluster, Group Replication, Percona XtraDB Cluster), disaster recovery, security best practices, and automation of routine tasks. The role requires providing production support and acting as a MySQL expert for developers and IT.
Must have:
  • Design and implement scalable MySQL solutions
  • Tune database performance
  • Manage MySQL backup and restore
  • Set up MySQL High Availability
  • Implement disaster recovery plans
  • Enforce database security best practices
  • Provide production support for critical incidents
Good to have:
  • Work with Table Partitions
  • Automate routine tasks using SQL Procedures
  • Shell scripts, Python, or Ansible
  • Work with CI/CD pipelines for DB deployments

Job Details

Sinch is a global leader in the growing market for Communication Platforms as a Service (CPaaS) and mobile customer engagement. We are specialists in allowing businesses to reach everyone on the planet, in seconds or less, through mobile messaging, email, voice, and video.

We reach every phone on earth. From the lifechanging to the time-saving, we're helping our customers to interact with people like never before. For you, that means working in an environment that offers an incredible variety of exciting challenges, and the chance to impact how billions of people engage with their favourite brands. The dream of personalizing content to all 15 billion phones on the planet is no fairy tale!

More than 150,000 businesses, including many of the world’s largest companies and mobile operators, use Sinch’s advanced technology platform to engage with their customers. Moreover, Sinch has been profitable and fast-growing since its foundation. Sinch's core values are Make it Happen, Dream Big, Keep it Simple and Win Together. These values describe how our global organization works and inspire every of our more than 5,000 employees across 60 different countries.

We are seeking an experienced Mid-Level Database Expert to join our dynamic IT team. The successful candidate will be responsible for the administration, optimization, and security of our database environments. This role requires a deep understanding of database architecture, performance tuning, and data integrity to support mission-critical business applications. The ideal candidate will collaborate closely with development, infrastructure, and analytics teams to deliver robust and scalable data solutions.

Key Responsibilities:

1. Database Architecture & Design

  • Design and implement scalable, high-performance MySQL database solutions (InnoDB preferred).
  • Assist in schema design, indexing strategies, and query optimization.
  • Participate in data modeling discussions and decisions with engineering teams.

2. Operations & Maintenance

  • Monitor and tune database performance (query performance, slow logs, deadlocks, I/O, memory).
  • Understand and work well with Table Partitions. Able to work with partitions like partition exchanges etc.
  • Manage database provisioning, configuration, and capacity planning and estimation.
  • Completely own MySQL backup and restore strategy using tools such as (but not limited to) mysqldump, xtrabackup, or MySQL Enterprise Backup.

3. High Availability & Disaster Recovery

  • Set up and manage MySQL High Availability using InnoDB Cluster, Group Replication, or Percona XtraDB Cluster.
  • Implement disaster recovery plans including backup validation and offsite replication.
  • Maintain InnoDB ClusterSet or other DR replication frameworks, where applicable.

4. Security & Compliance

  • Enforce database security best practices: user management, encryption, SSL, auditing.
  • Perform towards closure of Database SCD points as per requirements.
  • Ensure databases are hardened and comply with internal or external security standards.

5. Automation

  • Automate routine tasks like purging, archival using SQL Procedures.
  • Good to have Shell scripts, Python, or Ansible.
  • Work with CI/CD pipelines to support DB migrations and deployments.

6. Support & Troubleshooting

  • Provide production support during business and off-hours for critical incidents.

Act as the go-to person for MySQL-related issues, advising developers and IT on best practices.

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About The Company

By dreaming big, we make things happen and make them matter – for our customers and the world!

Mumbai, Maharashtra, India (Hybrid)

Noida, Uttar Pradesh, India (On-Site)

Noida, Uttar Pradesh, India (On-Site)

Noida, Uttar Pradesh, India (On-Site)

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