Senior Database Engineer Expert

At JFrog, we're reinventing DevOps to help the world's greatest companies innovate and we want you along for the ride. This is a special place with a unique combination of brilliance, spirit, and just all-around great people. Here, if you're willing to do more, your career can take off. Since software plays a central role in everyone's lives, you'll be part of an important mission. Thousands of customers, including the majority of the Fortune 100, trust JFrog to manage, accelerate, and secure their software delivery from code to production, a concept we call "liquid software." Wouldn't it be amazing if you could join us on our journey?

JFrog Security is one of the main pillars of JFrog's long-term strategy. We are pushing the boundaries of security analysis for both binaries and code, shifting left and delivering powerful capabilities to developers and DevOps teams. We are looking for an experienced Senior Database Engineer with deep PostgreSQL expertise and strong application-side awareness to join our DevOps organization and support multiple R&D teams at scale.

As a Senior Database Engineer at JFrog Security you will…
Own PostgreSQL performance, scalability, and reliability across large-scale security and scanning workloads
Deep dive into database performance issues, including query optimization, execution plans, indexing strategies, locking, bloat, vacuuming, and connection management
Work closely with application teams to optimize database access patterns from services and APIs
Review application code and SQL usage with a focus on correctness, performance, and scalability
Design, evolve, and optimize schemas and migrations for long-lived, high-volume datasets
Support and fine-tune PostgreSQL in both cloud-managed environments, such as RDS and self-managed deployments
Establish best practices, standards, and guidelines for PostgreSQL usage across teams
Mentor engineers and raise the overall database maturity of the organization
Act as a trusted expert for troubleshooting complex production database incidents
To be a Senior Database Engineer at JFrog Security you need…
5+ years of hands-on experience working with PostgreSQL in production high-scale environments
Proven expertise in PostgreSQL performance tuning, optimization, and internals
Excellent SQL skills, including complex and performance-critical queries
Strong understanding of how applications interact with databases, including connection pools, ORMs, transaction patterns, and failure modes
Experience working with large datasets up to a few TBs in volume and high concurrency with 5000+ connections
Familiarity with Go and/or Python at a level sufficient for code review and performance analysis - an advantage
Experience with both cloud-managed PostgreSQL and self-managed deployments
Solid understanding of schema design, migrations, and backward-compatible data evolution
Ability to work cross-team as part of a DevOps organization providing shared infrastructure and expertise
Strong communication skills with the ability to mentor, influence standards, and guide teams under pressure