DB Internals & Query Execution Specialist (C++)

Location: Remote (Global)

Company

V4Scale is an innovation powerhouse that enhances the R&D capabilities of prominent Israeli and US technology firms.

What you will do

• Develop and optimize core components of a SQL or analytical database engine.
• Build and refine storage engines, query planners, and execution architectures.
• Focus on performance tuning, concurrency control, and resource efficiency.
• Collaborate within a mixed international remote development team for a top storage company.

Requirements

• 8+ years of experience with C/C++.
• Deep expertise in database core development, including storage engines, query planners, and transaction processing.
• Strong understanding of B-Trees, LSM trees, heap files, and row vs column layouts.
• Solid grasp of MVCC, locking, isolation levels, WAL, and crash recovery.
• Understanding of low-level performance factors: memory layout, disk I/O, and CPU cache behavior.
• English: B2 level required for interviews and participation in meetings.

Culture & Benefits

• Full remote work with flexible working hours.
• Opportunity to work with cutting-edge technologies on high-impact projects.
• High salaries and performance bonuses.
• Business trips to Israel.
• Supportive environment with experienced mentors instead of traditional bosses.