Search Golang Engineer

Perplexity•London, England, UK

fulltime

Engineering and Information Technology

5+ years

About the role

Join Perplexity AI as a Search Golang Engineer and help architect the next generation of massively scalable, AI-powered search infrastructure. In this role, you’ll leverage Golang to design, implement, and operate backend systems that handle millions of queries with uncompromising reliability and efficiency.

Responsibilities

Build highly scalable, distributed backend services using Golang
Design, develop, and maintain search infrastructure that supports exponential traffic growth
Engineer cloud-native solutions, optimizing for horizontal scale and rapid failover
Implement robust monitoring, autoscaling, and incident recovery strategies
Collaborate with product, infra, and devops teams to maximize throughput and resilience
Drive improvements in CI/CD, automation, and operational excellence for backend systems
Mentor peers and champion scalable design principles across the organization

Requirements

Significant experience developing scalable Golang services for production environments
Deep understanding of distributed systems, microservices, and cloud infrastructure (AWS preferred)
Proven track record implementing systems that scale to millions of users
Strong background in Linux performance tuning, monitoring, and debugging
Experience with CI/CD pipelines, containerization, and automation
Ability to proactively tackle scaling challenges—anticipating bottlenecks before they arise
Passion for building backend solutions that power real-time, reliable search

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