Senior C++ Developer

1 day ago

Belgrade, Central Serbia Perplexity Full time €1,000,000 - €1,200,000 per year

Perplexity is looking for a highly skilled Senior or Expert C++ Developer to join our Search Core team. This role is critical to building next-generation search products and technologies. You will help drive key decisions around the architecture, design, and implementation of foundational components in our technical stack.

Responsibilities

  • Develop new types of search index storage, including streaming and batch data processing systems in a high-load environment capable of handling billions of pages

  • Build new core search components, including algorithms for efficient retrieval and ranking

  • Push the limits of hardware performance

  • Tackle challenges in multithreading, concurrency, and system-level optimization

  • Optimize subsystems for reliable and consistent data replication within the core search stack

Qualifications  

  • 5+ years of hands-on experience in C++ development

  • Knowledge of Python or other scripting languages

  • Passion for writing clean, efficient, and scalable C++ code

  • Strong knowledge of algorithms and data structures, and the ability to apply them effectively

  • Deep understanding of multithreading, including various approaches, challenges, and trade-offs

  • Experience building high-load, distributed, and hardware-adjacent services

  • Expertise in real-time systems development

Preferred Qualifications

  • Experience developing core components of search engines, trading systems, or database systems

  • Familiarity with cloud services, Kubernetes (k8s), and AWS infrastructure

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