Database Administrator (DBA)
At a glance
Mid-level Data Architecture & Governance role at Air Apps. Lisboa · full-time · €55,000–€69,000 base.
dataroles summary, based on the employer's posting.
What you'll do
- Build and maintain database systems that can handle large applications while staying fast and resilient
- Improve query speed through tuning, indexing and partitioning, and help developers refine schemas and data models
- Track database health and growth, planning for capacity, availability and disaster recovery
- Protect data with access controls and encryption, while automating backups, replication and failover
- Check data integrity and meet governance and regulatory requirements, including GDPR
What you bring
- Around four or more years in database administration or a comparable role
- Strong command of relational or NoSQL databases, such as PostgreSQL, MySQL or MongoDB
- Hands-on skill in performance tuning, query troubleshooting, indexing, partitioning and replication
- Experience with cloud database services, plus scripting in Python, Bash or SQL for automation
- Knowledge of backup and recovery, failover, security and compliance for large, complex datasets
Who this fits
This mid-level role suits a database administrator who works with engineering and DevOps teams on high-traffic systems. You’ll work onsite in Lisbon, Portugal.
From the employer
About Air Apps
At Air Apps, we believe in thinking bigger—and moving faster. We’re a family-founded company on a mission to create the world’s first AI-powered Personal & Entrepreneurial Resource Planner (PRP), and we need your passion and ambition to help us change how people plan, work, and live. Born in Lisbon, Portugal in 2018—and now with offices in both Lisbon and San Francisco—we’ve remained self-funded while reaching over 100 million downloads worldwide.
Our long-term focus drives us to challenge the status quo every day, pushing the boundaries of AI-driven solutions that truly make a difference. Here, you’ll be a creative force, shaping products that empower people across the globe.
Join us on this journey to redefine resource management—and change lives along the way.
The Role
As a Database Administrator (DBA) at Air Apps, you will be responsible for managing, optimizing, and securing large-scale, complex databases. You will work with engineering teams to design, implement, and maintain high-performance, scalable, and resilient database systems that power our AI-driven platform.
Your role will involve database tuning, backup and recovery strategies, monitoring, and ensuring data integrity while working with structured and unstructured data sources.
Responsibilities
Design, implement, and maintain high-performance database systems to support large-scale applications.
Optimize database queries, indexing strategies, and partitioning to enhance performance.
Monitor database health, ensuring high availability, scalability, and disaster recovery.
Manage and fine-tune SQL and NoSQL databases (e.g., PostgreSQL, MySQL, MongoDB, Redis, DynamoDB).
Implement database security policies, encryption, and access control to protect sensitive data.
Automate database backups, replication, and failover mechanisms.
Work closely with developers to optimize queries, schema design, and data modeling.
Perform capacity planning and monitor database growth trends.
Ensure compliance with data governance, GDPR, and other regulatory requirements.
Stay updated with the latest database technologies, trends, and best practices.
Requirements
Around 4+ years of experience as a Database Administrator (DBA) or similar role.
Expertise in relational databases (PostgreSQL, MySQL, SQL Server) and/or NoSQL databases (MongoDB, Redis, Cassandra, DynamoDB).
Strong knowledge of database optimization, indexing, partitioning, and replication.
Experience in performance tuning, query optimization, and troubleshooting slow queries.
Familiarity with database backup, recovery, failover, and disaster recovery strategies.
Experience with cloud database services (AWS RDS, Aurora, Google Cloud Spanner, Azure SQL).
Knowledge of scripting for automation (Python, Bash, SQL scripts).
Understanding of data security best practices, encryption, and compliance requirements.
Experience working with large, complex datasets and high-traffic applications.
Ability to work with DevOps teams to integrate databases into CI/CD workflows.
What benefits are we offering?
Apple hardware ecosystem for work.
Annual Bonus
Top-tier Health and Life Insurance for peace of mind.
Transportation Budget to support your commute needs.
Coverflex benefits package for meal allowances, well-being, and more.
Childcare support.
Air Conference - an opportunity to meet the team, collaborate, and grow together.
Pension Fund to support your long-term financial planning.
Urban Sports Club membership to keep you active.
Meals 100% free at the hub.
Diversity & Inclusion
At Air Apps, we are committed to fostering a diverse, inclusive, and equitable workplace. We enthusiastically welcome applicants from all backgrounds, experiences, and perspectives. We celebrate diversity in all its forms and believe that varied voices and experiences make us stronger.
Application Disclaimer
At Air Apps, we value transparency and integrity in our hiring process. Applicants must submit their own work without any AI-generated assistance. Any use of AI in application materials, assessments, or interviews will result in disqualification.
Important Notice
Air Apps does not partner with nor is represented by any recruiting agencies, staffing firms, or third-party recruiters in connection with our hiring efforts. All legitimate communication regarding Air Apps opportunities will come exclusively from an official @airapps.com email address. Additionally, all open positions are published only through our official careers platform, Ashby.
If you are contacted by anyone claiming to represent Air Apps from a different email domain, through a recruiting agency, or via a job posting source other than Ashby, please exercise caution. We do not accept unsolicited candidate submissions from agencies, and any such submissions will not be considered.
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