Query Engine Developer (SQL/Apache Spark)

TL;DR

Query Engine Developer (SQL/Apache Spark): Developing and optimizing high-performance query processing systems with an accent on SQL engine development, query planning, cost-based optimization, and execution engines. Focus on designing scalable data processing solutions, contributing to open source projects, and solving complex database performance challenges.

Location: Remote (Global)

Company

Leading global technology solutions provider working with top-tier clients and innovative startups, known for its diverse team and impact-driven projects.

What you will do

• Contribute actively to query engine and related open source projects.
• Develop and optimize SQL engines for high-performance query processing.
• Implement query planning algorithms to enhance execution efficiency.
• Build cost-based optimization systems to improve query performance.
• Design and develop execution engines for scalable data processing.
• Implement indexing strategies to accelerate data access and retrieval.

Requirements

• 10+ years of experience in software development.
• Strong expertise in SQL engine development and query processing systems.
• Deep understanding of query planning and cost-based optimization techniques.
• Proficiency in execution engine design and implementation.
• Experience with indexing strategies and database performance optimization.
• Core contributions to Apache open source projects (Spark, Trino, Hive, or similar).
• Advanced level of English (C1+ required)

Culture & Benefits

• Excellent compensation in USD or local currency.
• Paid parental leave, vacation, and national holidays.
• Innovative and multicultural work environment.
• Collaboration with the global Top 1% of tech talent.
• Supportive environment with mentorship, promotions, and skill development.