Senior Database Reliability Engineer

CrossTalent; Polska; On-site; PLN 240,000 - 360,000; Full time

Job summary

ClickUp, an AI-native company, is seeking a Senior Database Administrator to manage and optimize PostgreSQL deployments across production environments. You will uphold data integrity, security, and performance, while supporting application teams with tuning and migrations.

Ideal candidates have extensive PostgreSQL experience, cloud familiarity (AWS), and strong scripting skills. This role focuses on reliability, scalability, and on‑call incident support.

Qualifications

• 7+ years of experience in senior database roles.
• Strong PostgreSQL administration including backups and recovery.
• Experience with production-scale databases (250GB+).
• Knowledge of security, access control, and compliance practices.

Responsibilities

• Administer, monitor, and maintain PostgreSQL databases (250GB+) in production environments.
• Ensure availability and performance through proactive monitoring.
• Perform patching, upgrades, vacuuming, reindexing, and statistics management.
• Execute backup, restore, and disaster recovery procedures with tests.
• Manage user access, roles, and database security.
• Plan capacity, storage, and growth forecasting.
• Troubleshoot performance bottlenecks and contention.

Skills

PostgreSQL administration

Backup & recovery

Performance tuning

Linux administration

SQL & scripting (Bash/Python)

Tools

AWS (RDS, Aurora, EC2)

Monitoring tools

Job description

About The Role

At ClickUp , we're building the future of work: the first truly converged AI workspace unifying tasks, docs, chat, calendar, and enterprise search, all supercharged by context-driven AI. We are an AI-native company. Every team member is expected to leverage AI daily, and we evaluate AI fluency as part of our hiring process. Join us and help redefine what's possible.

Key Responsibilities

• Administer, monitor, and maintain PostgreSQL databases (250GB+) in production environments (AWS RDS, Aurora, EC2)
• Ensure database availability, performance, and data integrity through proactive monitoring and maintenance
• Perform routine database administration tasks including patching, upgrades, vacuuming, reindexing, and statistics management
• Execute and manage backup, restore, and disaster recovery procedures, including regular testing of recovery plans
• Handle user access management, roles, and database security to ensure compliance with best practices
• Perform capacity planning, storage management, and growth forecasting
• Troubleshoot database issues, including performance bottlenecks, locking/contention, and failed jobs
• Support application teams with query tuning, schema changes, and release deployments
• Manage database migrations, upgrades, and change requests with minimal downtime
• Maintain documentation for database configurations, standards, and operational procedures
• Participate in on‑call rotations and provide support for production incidents

Qualifications

• 7+ years of experience in a senior database administrator or Database Engineering role
• Strong hands‑on PostgreSQL administration experience, including backups, recovery, and performance tuning
• Solid understanding of database security, access control, and compliance practices
• Experience managing large‑scale production databases (250GB+), including maintenance and lifecycle management
• Experience with monitoring tools and performance diagnostics
• Proficiency in SQL and at least one scripting language (Bash, Python, or similar)
• Familiarity with cloud‑based database deployments, preferably AWS (RDS, Aurora, EC2, S3)
• Strong Linux administration skills (processes, disk, memory, networking)
• Strong organizational and documentation skills

Nice to Have

• Experience with database auditing, compliance, or governance frameworks
• Familiarity with ETL processes, data pipelines, or reporting systems
• Experience with high availability setups, replication, and failover management
• Exposure to other database systems (MySQL, SQL Server, or NoSQL platforms)
• Experience supporting enterprise or highly regulated environments

Equal Opportunity Employer

ClickUp is an Equal Opportunity Employer, and qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, or national origin.

Privacy Notice

ClickUp collects and processes personal data in accordance with applicable data protection laws. You can find further details by viewing our Global Candidate Privacy Notice. If you are a Philippine Job Applicant, please also see our Philippine Data Privacy Notice for further details.

Visa Sponsorship

Please note we are unable to sponsor or take over sponsorship of an employment visa for roles outside of engineering and product at this time. Sponsorship for engineering and product roles is not guaranteed, but is instead based on the business needs for that specific role at that time. Please reach out to the recruiter with any questions.

Fraud Alert

ClickUp Talent Acquisition will only initiate contact via an @ clickup.com email or through our official careers portal on clickup.com. We will never request fees, payments, or sensitive personal information. Please disregard any offers received outside these channels and report them to [e-mail].

AI Processing Notice

ClickUp may use artificial intelligence and machine learning technologies to help review and screen candidates' employment applications against role-related criteria. These tools support, but do not replace, human decision‑making. If you have questions or need an accommodation in the recruitment process, please contact us at [e-mail].

Skills

DevOps & Infrastructure