Senior Platform Engineer - High-Scale Search (Remote)

Alphasenseindia; United States; Remote; USD 150,000 - 210,000; Full time

Job summary

AlphaSense is seeking an experienced Senior Platform Engineer to advance the search platform that powers market intelligence across billions of documents. You’ll design and operate distributed systems capable of handling hundreds of queries per second with millisecond latency, while driving performance, reliability, and engineering excellence across the stack.

The role emphasizes scalable architecture, zero-downtime migrations, and robust monitoring.

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.
• 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.
• Build engineering excellence: establish monitoring, testing, and deployment practices that catch issues before customers do.
• Optimize performance: profile and tune the stack from infra to application level, balancing cost and performance.

Skills

Distributed systems

Performance optimization

Data pipelines

Observability

Java/Scala

Vespa/Elasticsearch

Tools

Kubernetes

Elasticsearch

Vespa

Job description

AlphaSense is seeking an experienced Senior Platform Engineer to advance the search platform that powers market intelligence across billions of documents. You’ll design and operate distributed systems capable of handling hundreds of queries per second with millisecond latency, while driving performance, reliability, and engineering excellence across the stack.

The role emphasizes scalable architecture, zero-downtime migrations, and robust monitoring.