Jonathan Miller

CEO

Bertram, Texas, United States40 yrs 2 mos experience

Highly Stable

Key Highlights

26 years of experience in database performance.
Creator of MariaDB's Test Automation Framework.
Expert in benchmarking and performance testing.

Stackforce AI infers this person is a Database Performance Architect with extensive experience in open-source benchmarking and quality assurance.

Contact

Skills

Core Skills

Benchmarking Framework DevelopmentCommunity EnablementOpen SourcePerformance TestingAutomationTesting StrategiesTeam LeadershipIncident CommandTeam ManagementQuality AssuranceOperations ManagementSystem Administration

Other Skills

Performance TransparencyDocumentationFunctional TestingFramework DevelopmentCollaborationPerlBenchmarkingOptimizationAutomation ToolsOperational EfficiencySoftware LocalizationDatabase AdministrationDatabase SupportTeachingSoftware Documentation

About

MariaDB Foundation: Texas Strong 🚀 TAF -> https://github.com/MariaDB/TAF Current: Benchmarking Framework Developer & Community Enablement – MariaDB Foundation Technical architect with over 26 years of experience in database software performance change detection and automation. Designed, deployed, and managed production-scale benchmarking infrastructure across PervasiveSQL, MySQL AB, Sun Microsystems(MySQL), and Oracle(MySQL). Architected reproducible performance frameworks, automated change detection and isolation, and led SOP-driven validation across evolving codebases and environments. Known for surfacing performance changes early in the lifecycle, mentoring cross-functional teams, and preserving technical legacy through operational clarity.

Experience

40 yrs 2 mos

Total Experience

8 yrs 11 mos

Average Tenure

6 mos

Current Experience

Mariadb foundation

Benchmarking Enablement Facilitator

Nov 2025 – Present · 6 mos · Texas, United States · Remote

Position: Benchmarking Framework Developer & Community Enablement – MariaDB Foundation
TAF: https://github.com/MariaDB/TAF
The MariaDB Foundation exists to ensure the continued openness, innovation, and adoption of MariaDB. Its mission is to safeguard the core of MariaDB as a free and open source database, foster collaboration across the ecosystem, and empower contributors worldwide to learn, build, and share.
This role is dedicated to advancing performance transparency and empowering contributors through reproducible benchmarking. It combines technical architecture with community stewardship, ensuring that MariaDB remains a trusted, high‑performance choice across diverse workloads.
Key Responsibilities
Framework Development: Design and maintain an open‑source benchmarking framework that is extensible, contributor‑friendly, and reproducible across environments.
Comparative Benchmarking: Execute and publish benchmarks against MariaDB and other systems, highlighting strengths and areas for improvement.
Contributor Enablement: Help others run benchmarks, interpret results, and gain confidence in performance testing by providing clear documentation, onboarding guides, and mentoring.
Open Benchmarking Framework Advocacy: Advance the Foundation’s mission by building and sharing a global benchmarking framework that lowers barriers, teaches best practices, and invites contributors everywhere to participate.
Community Engagement: Share results, insights, and reproducible workflows through blogs, talks, and Foundation channels to amplify visibility.
Operational Support: Perform additional duties as assigned, modeling flexibility and stewardship in support of the Foundation’s mission.

Benchmarking Framework DevelopmentCommunity EnablementPerformance TransparencyOpen SourceDocumentation

Oracle mysql

2 roles

Sr. Principal Software Quality Assurance Automation Developer (MySQL)

Promoted

Apr 2005 – Sep 2025 · 20 yrs 5 mos · Austin, Texas Metropolitan Area

Hired to establish functional and performance testing for MySQL NDB Cluster and Replication, I was later transferred to lead MySQLD performance change testing after the original team departed to form Percona.
Designed and maintained autobench3, a modular Perl framework automating build orchestration, benchmark execution, diagnostics, and reporting.
Repurposed ATRT web interface and built XML-to-ATR pipeline; extended Java-based Test Tool to route results to ATR database and perform baseline comparisons.
Added quick_build for PGO-enabled iterative testing and Git commit-level regression isolation.
Created test suites for DBT2, DBT3, sysbench (0.4 CAPI, 1.0 LUA), and JSON workloads; standardized execution and parsing.
Built quick_query suite for onboarding optimizer/parser test cases and bug reports—streamlining change detection.
Enhanced autobench3 with cpumonitor (daemon load gating), ProfilerRunner (perf/VTune profiling), and dim_stat integration for correlated host/MySQL metrics.
Automated benchmarking across 40+ hosts/VMs using Jenkins; covered cached, I/O-bound, and stress workloads.
Co-designed multi-client benchmarking infrastructure with Dimitri Kravtchuk for Load Balancer testing using synchronized sysbench clients.
Integrated autobench3 into Java-based JET framework to benchmark OCI MySQLaaS services (MHS, NLB, HeatWave).
Used Grafana and MySQL OCI Admin Tool to correlate benchmark results with live telemetry.
Developed lifecycle benchmarks for HeatWave; automated continuous benchmarking of HA and non-HA instances.
Authored SOPs, mentored engineers, and collaborated across teams on performance requests and release testing.
Built Jenkins pipelines linked to Gerrit comments for developer-triggered performance runs.
Rotated through production watch duty, investigating performance changes and supporting live infrastructure.

Functional TestingPerformance TestingAutomationFramework DevelopmentCollaboration

Senior Lead Quality Assurance Developer (MySQL)

Apr 2005 – Mar 2008 · 2 yrs 11 mos · Austin, Texas Metropolitan Area

Led a team of QA Developers in testing MySQL NDB Cluster and Replication technologies, ensuring high-quality performance.
Designed and implemented comprehensive testing strategies, including functional, load, and regression testing.
Achieved a 30% reduction in testing time through the optimization of testing processes and automation tools.

Testing StrategiesTeam LeadershipOptimizationAutomation Tools

Austin community college

Instructor

Jun 2001 – Sep 2012 · 11 yrs 3 mos · Austin, Texas Area

Instructed students in the fine art of Quality Assurance of Software Localization

Quality AssuranceSoftware Localization

Pervasive software

Senior Quality Engineer

May 2000 – Apr 2005 · 4 yrs 11 mos · Austin, Texas Metropolitan Area

Oversaw performance enhancements and testing for Pervasive’s relational database software across major releases and service packs.
Collaborated with cross-functional teams to identify performance bottlenecks and implement effective solutions.
Developed and executed comprehensive performance testing strategies, resulting in improved software reliability and user satisfaction.

Performance TestingCollaborationTesting Strategies

Omnibase services inc

Operations Manager and Database Administrator

Mar 1998 – May 2000 · 2 yrs 2 mos · Austin, Texas Metropolitan Area

Managed day-to-day activities of the operations department
Coordinated software QA resolving many customer issues
Administrated servers and "Failure to Appear" database

Operations ManagementDatabase Administration

Kyle fire department

Sr. Captain, Division #1

May 1996 – Feb 2013 · 16 yrs 9 mos · Kyle, Texas, United States · On-site

Oversaw fire and EMS operations, ensuring effective incident command for a volunteer fire department.
Managed and mentored four Lieutenants, significantly improving team performance and operational efficiency.
Played a key role in transitioning the department from a $35,000 budget to a fully professional $2 million budget. (RFD -> ESD)
Led vehicle extrication classes, enhancing skills and preparedness.
Managed 24 paid FF/EMS and 45 volunteers.

Incident CommandTeam ManagementOperational Efficiency

Transactive corporation (g-tech)

System Administrator and Asst Database Administrator

Mar 1994 – Mar 1998 · 4 yrs · Austin, Texas Area

Responsible for 24X7 hardware, operating system and database support for Texas Lone Star systems.
Responsible for 24X7 hardware, operating system and database support Texas Hunting and Fishing systems.

System AdministrationDatabase Support

Del-mar college

Student

Jan 1989 – Jan 1993 · 4 yrs · Greater Corpus Christi Area

United states army /tang

SPC 4

Nov 1984 – Nov 1992 · 8 yrs

Texas Army National Guard TXANG
Education: Basic, Transportation School, Infantry Mortars, Primary Leader Development,
MOS: Cargo Specialist, Transportation Specialist, Mechanized Infantry Mortars.