We are seeking a hands-on Senior Database Administrator with deep expertise in PostgreSQL and MySQL. You’ll design, deploy, maintain, and optimize highly available, scalable database systems. Familiarity with SQL Server, MongoDB, and cloud-native database services (AWS RDS, Google Cloud SQL, Azure Database) is a strong advantage. Candidates with database migration experience (on-prem → cloud or cross-cloud) will be given preference.
Key Responsibilities
- Database Design & Maintenance
- Architect, configure and maintain PostgreSQL and MySQL instances in production
- Define schemas, indexing strategies, partitioning, and sharding as needed
- High Availability & Disaster Recovery
- Implement and manage replication, clustering, failover, and backup/recovery solutions
- Develop and test disaster-recovery plans and runbooks
- Performance & Optimization
- Monitor query performance, tune SQL, and optimize configurations
- Collaborate on capacity planning and cost-optimization initiatives
- Migrations & Upgrades
- Plan and execute migrations (e.g., on-prem to cloud, between cloud providers)
- Lead version upgrades, schema changes, and data transformations
- Monitoring, Security & Automation
- Implement monitoring (Prometheus, Grafana, etc.), alerting, and logging
- Define and enforce security best practices (access controls, encryption)
- Automate routine tasks and deployments using Bash, Python, Ansible, or similar tools
- Cross-Functional Collaboration
- Partner with Development, DevOps, and Data teams on schema design, ETL pipelines, and query tuning
- Document database architectures, standard operating procedures, and runbooks
Requirements
- ≥ 3 years managing PostgreSQL in production
- ≥ 3 years managing MySQL in production
- Cloud Platforms: Hands-on with AWS, GCP, or Azure managed database services (e.g., RDS, Cloud SQL)
- Core Skills:
- Advanced SQL (indexing, query optimization, partitioning)
- Backup & recovery strategies, replication, high-availability configurations
- Scripting/automation (Bash, Python, Ansible, etc.)
- Migrations: Proven track record of database migration projects (e.g., PostgreSQL → cloud, MongoDB → Atlas, SQL Server upgrades)
Preferred Qualifications
- Familiarity with additional databases (MongoDB, SQL Server, Neo4j, other NoSQL)
- Experience with ETL tools, BigQuery, or data-warehousing concepts
- Certifications in PostgreSQL, MySQL, or cloud platforms (AWS, GCP, Azure)
- Exposure to DevOps practices and infrastructure-as-code (Terraform, CloudFormation)
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What We Do
Commit is a global tech services company with offices in Israel, US, Canada, UK, and Europe.
The company was founded in 2005 and has over 700 multi-disciplinary innovation experts who serve a broad range of companies, from small startups to large enterprises in multiple business sectors.
Commit specializes in advanced technologies and applications with dedicated practices in Cloud, GenAI, Software, IoT, Big Data, Cyber, Collaboration, Data center migration projects, and more.
Commit offers innovative, end-to-end technology solutions by developing custom software and IoT platforms for clients looking to build their next-gen products within the modern ICT world.
Commit’s complete and comprehensive engineering powerhouse of resources, and proprietary Flexible R&D methodology helps transform its clients’ technology visions into high-quality products while reducing costs and improving time-to-market.
