Senior C++ Developer - Search Core (London, Belgrade, Berlin)

Location

Belgrade

Employment Type

Full time

Location Type

Hybrid

Department

Search

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

Final offer amounts are determined by multiple factors, including, experience and expertise.

Equity: In addition to the base salary, equity may be part of the total compensation package.

Benefits: Comprehensive health, dental, and vision insurance for you and your dependents. Includes a 401(k) plan.

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