* Salário: R$ 11.000 a R$ 20.000 por mês (estimado)
* O valor exibido é uma estimativa calculada com base em dados públicos e referências do mercado. Não garantimos que este seja o salário oferecido para esta vaga específica.
Área: Tecnologia da Informação
Nível: Senior
We are seeking a Senior Database Administrator with strong expertise in PostgreSQL and MySQL to join our team. The ideal candidate is a hands-on professional capable of designing, deploying, maintaining, and optimizing highly available and scalable database systems.
Experience with additional database technologies such as SQL Server and MongoDB is a strong advantage.
This role also involves working with cloud-native database services across providers such as AWS, Google Cloud, or Azure. Candidates with database migration experience will be given preference.
Key Responsibilities:
- Design, configure, and maintain PostgreSQL and MySQL databases in production environments
- Ensure high availability, disaster recovery, and performance optimization of database systems
- Perform database migrations (on-premises to cloud and cross-cloud environments)
- Troubleshoot and resolve database issues across development, testing, and production environments
- Implement database monitoring, backup strategies, and security best practices
- Collaborate with development, DevOps, and data teams on schema design, query tuning, and ETL pipelines
- Participate in capacity planning, cost optimization, and automation initiatives
- Document database systems, configurations, procedures, and runbooks
Requirements:
Required Qualifications:
- 3+ years of hands-on experience with PostgreSQL in production environments
- 3+ years of experience with MySQL
- Experience with at least one public cloud platform (AWS, GCP, or Azure), including managed database services (e.g., RDS, Cloud SQL)
- Strong SQL skills with a solid understanding of indexing, query optimization, and partitioning
- Proven knowledge of backup & recovery strategies, replication, and high-availability configurations
- Proficiency in scripting and automation (e.g., Bash, Python, Ansible)
- Experience supporting database migration projects (e.g., PostgreSQL to cloud, MongoDB to Atlas, SQL Server upgrades)
Advantageous Qualifications:
- Familiarity with MongoDB, SQL Server, Neo4j, or other NoSQL databases
- Experience with ETL tools, BigQuery, or data warehousing concepts
- Relevant certifications (PostgreSQL, MySQL, AWS, GCP, or Azure)
- Exposure to DevOps practices and infrastructure-as-code tools