Administer and optimize Oracle, PostgreSQL, and MongoDB databases with a focus on performance and security.
Lead modernization initiatives, including backup, recovery, high availability, and disaster recovery strategies.
Collaborate with engineering teams to ensure reliability and scalability of mission-critical financial systems.
The organization is a partner company seeking a Senior DBA for critical database administration. The culture emphasizes remote work, technical ownership, and proactive improvement.
Ensure reliability and high availability of production databases including PostgreSQL, MySQL, ClickHouse, and Redis.
Automate database operations, perform disaster recovery tests, and manage backup and replication.
Tune performance, plan capacity, and support schema changes for engineering teams.
JustMarkets is a fintech company offering trading platforms and market-data solutions. The company provides a flexible remote work environment and supports professional growth through education budgets.
Administer Oracle and SQL Server databases for TOTVS Protheus ERP.
Monitor performance, optimize queries, and maintain backups.
Collaborate with cross-functional teams to ensure stable ERP operations.
Brazil Security & IT is an IT and security partner that supports critical database environments for the TOTVS Protheus ERP ecosystem. They offer a fully remote, collaborative work environment focused on system reliability and continuous improvement.
Administer and maintain production PostgreSQL clusters with streaming replication and high-availability.
Manage distributed MongoDB environments including sharded clusters and replica sets.
Automate database maintenance, monitoring, and deployments using Ansible, Python, and Bash.
XTB is a global FinTech company specializing in online trading of financial instruments. It is the largest FinTech in Poland and a leader in Central and Eastern Europe, with a strong focus on employee development and a certified Great Place to Work culture.
Administer and optimize production database environments, including Microsoft SQL Server and Amazon Aurora PostgreSQL.
Ensure high availability, reliability, security, and performance of mission-critical database systems.
Collaborate with engineering teams on system architecture, technical requirements, and production support.
Our client is a leading global digital platform operating in a high-traffic, data-intensive technology environment. The organization relies on highly available, secure, and scalable database infrastructure to support its digital services and business operations.
Own operational health of complex MariaDB environments and act as senior escalation for critical incidents.
Perform deep performance tuning, high availability design, and backup/recovery strategy validation.
Automate tasks, communicate directly with customers, and mentor less experienced team members.
MariaDB is the leading open-source database for modern application development, used by 75% of the Fortune 500. The company operates as a distributed global team with a culture of collaboration, flexibility, and innovation.
Design, build, and administer highly available MySQL databases in a global cloud operations organization.
Configure, monitor, and troubleshoot MySQL replication and clustering, and automate tasks with Python, Shell, or Bash.
Support production databases across global data centers with performance tuning, backup/recovery, and proactive monitoring.
Miratech is a global IT services and consulting company helping visionaries change the world through digital transformation for large enterprises. It retains nearly 1000 professionals across 25+ countries, with a culture of Relentless Performance and over 25% annual growth.
Own reliability of caching and database fleets (MySQL, PostgreSQL, Redis).
Build infrastructure as code with Terraform and drive automation.
Partner with product teams on performance, scaling, and disaster recovery.
Zapier is a fully remote company that builds an automation platform to connect apps and streamline workflows. We value efficiency, creativity, and human-centered work, and are dedicated to hiring a diverse workforce.
Review the database estate against business needs, evaluating reliability, scale, cost, and complexity to set technical direction.
Define target architecture and roadmap, executing with the team through design, implementation, and difficult migrations.
Investigate MariaDB failures, improve fleet reliability with observability, safer changes, and tested disaster recovery procedures.
Payward is the parent company behind Kraken, NinjaTrader, and other crypto platforms, building financial infrastructure for an open global system. Kraken, founded in 2011, serves over 10 million users globally with spot trading, margin, futures, staking, and OTC services.
Design and optimize data models for production applications, ensuring scalability and performance across SQL Server and MongoDB.
Bridge the gap between application development and database infrastructure, securely supporting API reads/writes and schema changes.
Collaborate closely with engineering and product teams to resolve data quality issues and keep data structures aligned with evolving features.
We are a global technology and design firm building impactful digital solutions through remote, distributed teams across LATAM. We partner with international clients, fostering long-term technical expertise and measurable product impact.
Design, configure, and optimize enterprise-scale MongoDB solutions in a fully remote environment.
Collaborate with stakeholders, developers, and technical teams to solve complex database challenges.
Support testing strategies, defect resolution, and adoption of new software capabilities.
US Security & IT specializes in enterprise-scale MongoDB database platform engineering, supporting critical business applications across multiple business units. The company operates with a remote-first, collaborative culture, enabling cross-functional teams to solve complex technical challenges.