Lead C++ Software Engineer (Europe - Remote)

This position is posted by Jobgether on behalf of GridGain Systems. We are currently looking for a Lead C++ Software Engineer in Europe.

We are seeking a highly skilled Lead C++ Software Engineer to work at the core of a high-performance, distributed data platform. This role offers the opportunity to design and optimize query execution engines for large-scale, real-time data systems, leveraging modern CPU and GPU architectures. You will research, prototype, and implement advanced optimizations, contributing to both open-source and proprietary components. The role involves collaboration with a globally distributed engineering team and leadership opportunities as the platform scales. Ideal candidates are passionate about database internals, low-latency processing, and distributed systems, with a strong foundation in C/C++ and performance optimization.

Accountabilities

• Design and implement enhancements for query execution runtime, including research, prototyping, and optimization of the query engine
• Develop distributed SQL engine improvements based on Apache Calcite™, including planner optimization rules, cost function adjustments, and query code generation enhancements
• Contribute to data storage format and transactional protocol development to optimize analytical query performance and storage efficiency
• Influence and contribute to the development of the open-source Apache Ignite project
• Primarily write in C/C++, with occasional contributions to Java components
• Build, mentor, and lead a team to further exploit CPU and GPU capabilities for high-performance query execution
• Collaborate with cross-functional teams to integrate database optimizations into production environments

Requirements

• Expert knowledge of C/C++ programming
• Strong experience in concurrent programming and vectorized CPU execution (SIMD, SSE, AVX)
• Deep understanding of query execution pipelines, including planning and execution
• 5+ years of experience as a software engineer in high-performance or distributed systems
• Eagerness to research and present cutting-edge academic results (SIGMOD, VLDB, etc.)
• Strong problem-solving skills and ability to work in a fast-paced, collaborative environment

Strong Plus Qualifications:

• Experience building distributed systems or working with NoSQL/NewSQL databases
• Familiarity with ClickHouse, RocksDB, or similar database engines
• Experience designing database query execution pipelines or storage engines
• Knowledge of Docker, Kubernetes, or public cloud platforms (AWS, GCE, Azure)
• GPU development experience (CUDA or OpenCL)
• Prior exposure to Ignite/GridGain platform development

Benefits

• Competitive salary and benefits package
• Fully remote work across Europe
• Opportunity to work with cutting-edge database technologies and large-scale, low-latency systems
• Professional growth in a fast-paced, innovative environment
• Leadership opportunities as the platform and team grow
• Collaboration with a global team of expert engineers

Jobgether is a Talent Matching Platform that partners with companies worldwide to efficiently connect top talent with the right opportunities through AI-driven job matching.

When you apply, your profile goes through our AI-powered screening process designed to identify top talent efficiently and fairly.

🔍 Our AI evaluates your CV and LinkedIn profile thoroughly, analyzing your skills, experience, and achievements.

📊 It compares your profile to the job's core requirements and past success factors to determine your match score.

🎯 Based on this analysis, we automatically shortlist the 3 candidates with the highest match to the role.

🧠 When necessary, our human team may perform an additional manual review to ensure no strong profile is missed.

The process is transparent, skills-based, and free of bias — focusing solely on your fit for the role.

Once the shortlist is completed, we share it directly with the company that owns the job opening. The final decision and next steps (such as interviews or additional assessments) are then made by their internal hiring team.

Thank you for your interest!