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Database Administrator (MongoDB)

Kaizengaming

Remote, Brazil (Brazil) Remote permanent

Posted: January 29, 2026

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Job Description

We are Kaizen Gaming

Kaizen Gaming, the team powering Betano, is one of the biggest GameTech companies in the world, operating in 19 markets. We always aim to leverage cutting-edge technology, providing the best experience to our millions of customers who trust us for their entertainment.

We are a diverse team of more than 2.700 Kaizeners, from 40+ nationalities spreading across 3 continents.

Our #oneteam is proud to be among the Best Workplaces in Europe and certified Great Place to Work across our offices. Here, there’ll be no average day for you. Ready to Press Play on Potential?

Let’s Start with the role

We are looking for an experienced MongoDB Database Administrator with a deep understanding of MongoDB Atlas and Ops Manager. This role is focused on optimizing, securing, and scaling our MongoDB environments for high availability and performance. We require an individual with experience of tuning MongoDB solutions and implementing robust backup and recovery processes.

As a Database Administrator, you will:


Manage and maintain multiple database servers across multiple environments through Atlas and Ops Manager, ensuring consistent availability and performance


Design & implement redundancy and fail-over strategies


Monitor database performance, tune and identify areas for improvement


Configure and maintain replica sets and sharded clusters to support scalability and resilience


Define and implement backup strategies per data retention requirements


Optimize queries and indexing strategies


Enforce best practices for data security, including user access control, data encryption and compliance with regulatory standards


Diagnose and resolve production issues as needed 24x7


Conduct root cause analysis and implement corrective actions to prevent recurrence


Develop and document best practices for maintenance, monitoring, migration, and fail-over strategies


Use automation tools to streamline database management processes

What you'll bring


Strong experience working with large distributed database systems with focus on performance & tuning.


Proven experience with MongoDB scaling across data centers and/or in-depth understanding of MongoDB HA strategies, including replica sets and sharding.Strong operational experience with NoSQL Data Modeling


Deep knowledge of DB performance/scaling concepts and tuning best practices


Ability to write and maintain Unix/Linux shell scripts would be considered an advantage


Bachelor degree in Engineering or equivalent experience


Highly self-motivated with the desire to embrace new database technologies and must be able to work independently or within a team in a high demand and dynamic environment.


Strong team player with excellent written and verbal skills


Ability to work in a fast-paced development environment with a broad scope of responsibilities


Strong communication skills. Comfortable with collaboration, open communication and reaching across functional borders

Kaizen Gaming Perks

• 🏃 A buddy will support you with your onboarding

• 💸 Competitive pay & bonus scheme

• 👩‍⚕️ Private health insurance for you and your family

• 💰 Monthly meal allowance

• ⭐Developmental 360° feedback framework

• 📚 Unlimited access to Udemy & continuous training

• #LI-Remote

• #LI-C1

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We are an equal opportunity employer committed to fostering a diverse and inclusive workplace. We welcome applications from individuals of all backgrounds, regardless of race, gender, religion, sexual orientation,or age.

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