Senior Cloud Database Engineer

Marqeta Marqeta · Fintech · Job Requisition - National ONLY · Cloud Platform

Senior Cloud Database Engineer responsible for all databases powering Marqeta's card issuing platform, focusing on automating AWS Aurora instance lifecycles, analyzing database performance, and building next-generation database solutions. The role involves supporting a 24x7 on-call rotation, contributing to technical vision for database engineering, designing high availability and disaster recovery solutions, and working on initiatives like partitioning, sharding, and continuous evolution of the database footprint. Emphasis on automation, root cause analysis, design documentation, monitoring, and mentoring junior engineers.

What you'd actually do

  1. Be part of a 24x7 on-call rotation supporting all services the Database Engineering teams owns
  2. Contribute to the technical vision for database engineering in maintenance and Cloud migration of the relational and non-relational databases used at Marqeta.
  3. Contribute to the design of high availability and disaster recovery solutions for database architecture
  4. Work on initiatives including but not limited to platform architecture, database partitioning, sharding, and the continuous evolution of the database footprint to support business growth.
  5. Keep automation as the primary focus and ensure the design is tightly coupled with various automation to reduce manual work

Skills

Required

  • 5+ years experience as a backend engineer
  • cloud native databases (AWS preferred)
  • transactional RDBMS such as Aurora, MySQL, and Postgres
  • NoSQL databases such as DynamoDB or MongoDB
  • cloud based high availability, disaster recovery, and distributed systems including replication and failover
  • IaaC, automation and orchestration tools (Terraform, AWS Step Function, etc.)
  • CI/CD — pipelines, job runners, deployment automation
  • database administration: internals, query tuning, indexing, and performance metrics
  • Python
  • Linux commands and shell scripting
  • monitoring and observability tools: Datadog preferred
  • strong sense of ownership
  • curious and committed to continuous learning
  • team-oriented approach

Nice to have

  • Logical/physical migrations + blue-green switchovers
  • Database fleet management
  • AI tooling fluency
  • Basics in Java
  • Experience with payments or the FinTech space
  • Experience with ProxySQL and/or RDS Proxy