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 creative 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 Staff Query Engine Engineer at BairesDev We are seeking a Staff 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 collaborate with 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 Collaborate with engineering teams on technical solutions and system integration 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 Ready to take your PR career to the next level Apply now