Senior DBA: Scalable, High-Performance Data Systems

Apply Now; Doha; On-site; QAR 300,000 - 540,000; Full time

Benefits offered by this job

Global Vibes

Brain Boosters

Builder's Playground

Flexible Time Off

Agile Everything

Job summary

Snoonu is seeking a Senior DBA / Database Engineer in Qatar to own the reliability, performance, and scalability of our data layer across multiple services. You will collaborate with backend engineers, SRE, and architects to design and operate high-throughput, low-latency systems powering our super-app platform.

Bring 5+ years of DBA experience with strong PostgreSQL, MongoDB, and Redis/DynamoDB expertise; familiarity with AWS, monitoring tools, and a passion for query optimization, replication,

Qualifications

• 5+ years experience as DBA / Database Engineer.
• Strong expertise in PostgreSQL (indexes, MVCC, vacuum, replication, partitioning).
• MongoDB (replica sets, sharding, performance tuning).
• Key-value stores Redis, DynamoDB or similar.
• Deep understanding of query optimization and execution plans, transactions and consistency models.

Responsibilities

• Design, operate, and optimize PostgreSQL, BigQuery, MongoDB, and key-value databases; ensure high availability, replication, backup/restore, and disaster recovery.
• Monitor and improve performance (p95/p99 latency, query efficiency, indexing).
• Analyze and optimize slow queries, schema design, and data access patterns.
• Manage capacity planning and scaling strategies (vertical + horizontal).
• Implement and maintain data consistency and integrity and retention strategies.
• Support microservices architecture with distributed data patterns.
• Automate operational tasks (backups, failover, maintenance).
• Ensure security, access control, and compliance.
• Participate in incident response and root cause analysis.

Skills

PostgreSQL tuning

MongoDB

BigQuery

Redis / DynamoDB

Query optimization

Cloud AWS

High-load systems

Tools

Datadog

Prometheus

Kubernetes

Terraform

Job description

Snoonu is seeking a Senior DBA / Database Engineer in Qatar to own the reliability, performance, and scalability of our data layer across multiple services. You will collaborate with backend engineers, SRE, and architects to design and operate high-throughput, low-latency systems powering our super-app platform.

Bring 5+ years of DBA experience with strong PostgreSQL, MongoDB, and Redis/DynamoDB expertise; familiarity with AWS, monitoring tools, and a passion for query optimization, replication,