Principal Query Engine Engineer

7 days ago

Prague, Hlavní město Praha, Czech Republic BairesDev Full time 1,200,000 - 3,600,000 per year

At BairesDev, we've been leading the way in technology projects for over 15 years. We deliver cutting-edge solutions to giants like Google and the most innovative startups in Silicon Valley. Our diverse 4,000+ team, composed of the world's Top 1% of tech talent, works on roles that drive significant impact worldwide.

When you apply for this position, you're taking the first step in a process that goes beyond the ordinary. We aim to align your passions and skills with our vacancies, setting you on a path to exceptional career development and success.

Principal Query Engine Engineer at BairesDev

We are seeking a Principal Query Engine Engineer with deep expertise in SQL engine development, query planning, cost-based optimization, execution engines, and indexing strategies. The technology stack includes popular open source query engines - Apache Spark, Trino, PrestoDB, Apache Hive, and related database technologies. Thus, there is ample scope for collaboration and contribution to open source. The ideal candidate will lead the design and optimization of high-performance query processing systems, drive architectural decisions, and mentor engineering teams while delivering cutting-edge solutions for complex database challenges.

What You'll Do:

  • Contribute actively to query engine and related open source projects as a core contributor.
  • Design and optimize SQL engines for high-performance query processing systems.
  • Architect advanced query planning algorithms to maximize execution efficiency.

Lead cost-based optimization initiatives to enhance overall query performance.

  • Drive execution engine development for scalable and distributed data processing.

Mentor engineering teams and provide technical leadership across projects.

What we are looking for:

  • 10+ years of experience in software development.
  • Strong expertise in SQL engine development and query processing systems.
  • Deep understanding of advanced query planning and cost-based optimization techniques.
  • Proficiency in execution engine architecture and implementation.
  • Proven experience with indexing strategies and large-scale database performance optimization.
  • Core contributions to Apache open source projects (Spark, Trino, Hive, or similar).

Advanced level of English.

How we make your work (and your life) easier:

  • Excellent compensation in USD or your local currency if preferred.
  • Paid parental leave, vacation, & national holidays.
  • Innovative and multicultural work environment.
  • Collaborate and learn from the global Top 1% of talent in each area.
  • Supportive environment with mentorship, promotions, skill development, and diverse growth opportunities.

Join a global team where your unique talents can truly thrive and make a significant impact

Apply now

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