Senior Software Engineer (SQL)

TL;DR

Senior Software Engineer (SQL): Building and optimizing high-performance distributed SQL engines for analytical operations with an accent on query execution algorithms and distributed systems problems. Focus on measuring, profiling, and optimizing code for industry-leading query performance across diverse hardware architectures.

Location: Remote (United States, Canada)

Salary: $190,000–$260,000

Company

hirify.global is pioneering the Agentic Data Plane (ADP), a new category in AI infrastructure that simplifies and secures connecting AI agents with enterprise data and systems.

What you will do

• Design, implement, and optimize high-performance SQL query execution algorithms and distributed SQL engine components.
• Help ensure hirify.global's core tenets of Operational Simplicity, No Data Loss, and Blazingly Fast performance.
• Measure, profile, and optimize code to achieve industry-leading query performance across diverse hardware architectures.
• Collaborate cross-functionally to solve challenging distributed systems problems.
• Drive delivery of an ambitious technical roadmap for integrating high-performance analytics into hirify.global's data streaming platform.
• Write comprehensive tests and documentation to ensure code quality and long-term maintainability.

Requirements

• At least 5 years of relevant professional experience working on performance-critical systems.
• Expert-level knowledge of modern C++ (ideally C++17 or C++20), including STL, memory management, and performance-oriented programming patterns.
• Strong algorithmic foundation with proven ability to design and optimize complex data-processing algorithms.
• Hands-on experience profiling, benchmarking, and performance tuning of production systems in Linux environments.
• Deep understanding of parallel computing and concurrent programming, multi-threaded architectures, and CPU architecture.
• Experience working on deeply technical systems involving scalability, concurrency, parallelism, and correctness.
• Experience or interest in working with a fully distributed engineering team and contributing in open-source environments.
• Excellent written and verbal communication skills.

Nice to have

• C++20 experience.
• Hands-on SIMD programming experience (e.g., AVX2, AVX-512, NEON, or similar).
• Familiarity with Apache Arrow, Parquet, or other columnar data formats.
• Knowledge of SQL query optimization including cost-based optimization and execution strategies.
• Experience with distributed database systems, distributed storage, and containerized deployment (Docker/Kubernetes).
• Python experience for testing frameworks, benchmarking tooling, or database client integrations.

Culture & Benefits

• Work in a fast-moving, 100% remote organization with team members around the globe.
• Benefit from a culture based on trust, transparency, communication, and kindness.
• Work with engineers who care deeply about their craft and uphold a strong culture of technical excellence.