Principal Engineer - C++
Circana (company site, opens in a new tab)8+ yrsBengaluruOn-siteDirect career pageEst. 30–50 LPA
Posted on 24 Sept
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Job description
Structured overview of role & requirements
About This Role
- Lead design and development of a massively parallel distributed database engine powering large-scale real-time retail and consumer analytics.
- Build and optimize low-latency, high-throughput C++ backend systems focusing on HPC, SIMD vectorization, distributed memory, and network performance.
- Architect and implement core components including query execution engines, storage layers, distributed transactions, cluster coordination, and in-database machine learning inference frameworks.
Minimum Requirements
- Bachelor's degree in Computer Science Engineering or related field; Master's preferred for senior roles.
- 8+ years hands-on professional experience in modern C++ (C++17/20/23), including template metaprogramming and custom memory allocators.
- Expertise in HPC distributed programming using MPI, OpenMP, and MapReduce with experience in SIMD intrinsics and hardware-level optimization.
- Proven experience with database internals such as vectorized query operators, LSM-trees, B-trees, custom buffer pools, and columnar serialization.
Ideal Candidate Profile
- Experienced in architecting and optimizing large-scale MPP database kernels integrating HPC and big data workloads.
- Demonstrates deep expertise in low-level system programming, microarchitectural optimization, and concurrency mechanics related to lock-free data structures and atomics.
- Ability to operate effectively in a globally distributed elite engineering team focusing on production-grade, highly performant distributed database systems.