Remote Senior Platform Engineer — High-Throughput Search

Remote; San Francisco (CA); Remote; USD 180,000 - 240,000; Full time

Job summary

AlphaSense is seeking an experienced Senior Platform Engineer to work on the search platform powering market intelligence across billions of documents. You will tackle distributed systems challenges, building scalable, high-performance infrastructure and driving engineering excellence for enterprise customers.

Ideal candidates have 5+ years of production-grade distributed systems experience, with familiarity in data pipelines, real-time processing, and observability.

Qualifications

• 5+ years building and operating distributed systems in production.
• Experience with large-scale data platforms or high-throughput systems.
• Expertise in distributed systems fundamentals: sharding, replication, consistency, partition tolerance.
• Strong performance optimization skills – profile, diagnose, and fix bottlenecks across the stack.
• Experience with data pipeline architecture, real-time processing, or database internals.
• Excellence in building observable systems with comprehensive monitoring and alerting.

Responsibilities

• Scale Distributed Systems: Architect and optimize infrastructure handling billions of documents and hundreds of queries per second.
• Lead Platform Evolution: Drive migration from legacy systems to modern architecture with zero downtime and improved performance.
• Build Engineering Excellence: Establish monitoring, testing, and deployment practices that catch issues before customers.
• Optimize Performance: Profile and tune across the stack from infrastructure to application level, balancing cost and performance.

Skills

Distributed systems

High-throughput systems

Performance optimization

Data pipelines

Observability/Monitoring

Information retrieval

Tools

Kubernetes

Vespa

Elasticsearch

Solr

JVM

Job description

AlphaSense is seeking an experienced Senior Platform Engineer to work on the search platform powering market intelligence across billions of documents. You will tackle distributed systems challenges, building scalable, high-performance infrastructure and driving engineering excellence for enterprise customers.

Ideal candidates have 5+ years of production-grade distributed systems experience, with familiarity in data pipelines, real-time processing, and observability.