Percona is hiring a
Database Performance Detective

Summary

The job description is for a Code Detective role at Percona Support. The role involves diagnosing and troubleshooting problems with supported database technologies, creating knowledge resources, and occasional customer interaction. The required skills include 3+ years of software development experience with C++, familiarity with Linux and common tools within its ecosystem, and good written and verbal English communication skills.

Requirements

• 3+ years of software development experience with C++
• Familiarity with using the gdb debugger and analysis of core dumps generated on Linux
• Good knowledge of Linux and common tools within its ecosystem, including gdb, rr, valgrind, strace, perf, the /proc filesystem, and similar software
• Experience designing and implementing test cases, with particular emphasis on database benchmarking tools such as sysbench, mysqlslap, and YCSB

Responsibilities

• Diagnose and troubleshoot problems via stack traces, core dumps, CPU performance profiles
• Explain unexpected behaviors and performance regressions through C++ source code analysis
• Perform root cause analysis for software crashes and failures
• Assist with bug verification and analysis
• Help the Support team ‘level up’ by creating knowledge resources based on product internals
• Engage with customers and the community as needed to gather information

Preferred Qualifications

• Solid understanding of systems performance tuning
• Prior familiarity with the source code of MySQL, MongoDB, or PostgreSQL
• Prior experience delivering technical support for highly complex problem spaces
• Prior experience developing software that used one or more of our supported databases as the backend
• Prior DBA-level experience with one or more of our supported database technologies
• Experience with other server-side programming languages used by our own software and by customers, including specifically Go/Golang and Python. Java, bash/zsh scripting, and others are also a plus
• Prior experience using Percona software

Benefits

• Flexible work hours
• Various paid time off programs
• All your equipment for your remote office
• Funds for career development (external training, certifications, conferences)
• Ongoing connectivity allowances
• Opportunity to participate in our equity incentive plan