We are hiring at ProxySQL!

ProxySQL We are hiring!

ProxySQL is a high-performance, highly-available protocol-aware proxy for MySQL, PostgreSQL, and wire-compatible products including RDS, RDS Aurora, Percona Server, MariaDB, ClickHouse, TimescaleDB, CockroachDB, Google Cloud SQL and Azure Database.

We’re growing and seeking talented people to contribute to ProxySQL’s development while delivering best-in-class solutions to our subscription and support clients. Our team provides high-grade support services around the clock, engages in large-scale enterprise projects, and is often called upon to solve challenging situations. Join our bright and dedicated teammates working remotely across various locations and time zones.

ProxySQL C/C++ Developer

Remote (Global) • Full-time • 5-7+ years experience

What You’ll Do

Build and optimize query routing, load balancing, and failover capabilities in the ProxySQL core
Enhance connection pooling and memory management for enterprise-scale deployments
Debug complex production issues using GDB, core dump analysis, and performance profiling tools
Enhance ProxySQL GenAI components including RAG Tools, MCP and FTS
Contribute to embeddings, reranking algorithms, and AI-powered query optimization
Enhance Stats Monitoring, admin interfaces, and configuration management
Develop replication indexing features and support PostgreSQL/ClickHouse protocol expansion
Leverage AI coding assistants to accelerate development, testing, and documentation workflows

Required Skills

5+ years of professional C/C++ development with multi-threaded and asynchronous networking
Deep understanding of MySQL and PostgreSQL wire protocols, server internals, and SQL optimization
Proven expertise in performance optimization and code efficiency
Experience with vector embeddings and similarity search algorithms
Knowledge of RAG (Retrieval-Augmented Generation) architectures and their application to databases
Experience with full-text search engines, semantic search, and natural language processing

Modern Development & AI Tools

Proficiency with GDB debugging, core dump interpretation, and performance profiling
Experience with Git, CI/CD tools (Jenkins or similar), and Docker
Demonstrated ability to use AI coding assistants
Strong prompt engineering skills to guide AI tools for code generation, refactoring, and problem-solving
Ability to critically evaluate AI-generated code for correctness, performance, and security considerations
Active open source contributions to database or AI infrastructure projects
Production experience with observability and monitoring systems

If you are interested in any of the positions listed above please email your latest resume to info@proxysql.com (add the job title and spec in the subject of the email) or please send us your details here together with any examples of relevant open source project contributions, salary expectations and a brief overview of why you are interested in joining our team!

NOTE: All applications will be treated in the strictest of confidence.