Senior Software Engineer (Search Relevance in ES|QL - Elasticsearch)

TL;DR

Senior Software Engineer (Search Relevance in ES|QL - hirify.globalsearch): Contributing to hirify.globalsearch search capabilities by designing and implementing new search features, improving search relevance, and fixing complex bugs with an accent on Lucene-level search relevance and vector search performance. Focus on building scalable, idiomatic modern Java systems and driving technical direction for search capabilities in a globally distributed team.

Location: United States

Salary: $133,100—$210,600 USD (typical starting range)

Company

hirify.global builds the hirify.globalsearch Search AI Platform for search, security, and observability.

What you will do

• Lead initiatives within hirify.globalsearch to deliver an industry-leading search engine with top-tier speed and relevance.
• Design and implement new search features and enhancements, and resolve challenging bugs (including algorithm/data-structure work and low-level performance work).
• Work with a globally distributed team on hirify.globalsearch vector search capabilities.
• Drive improvements in search relevance by identifying and implementing changes based on expertise and investigation.
• Collaborate with open-source community members on issues and pull requests, including triage and direct handling.
• Write idiomatic modern Java and improve code clarity and maintainability.

Requirements

• Professional experience with search or vector databases, including using HNSW, IVF, or similar algorithms/libraries at scale.
• Strong core Java skills, including standard library data structures and concurrency constructs (e.g., lambdas).
• Experience with hirify.globalsearch and/or other data storage technologies (e.g., Solr, PostgreSQL, MongoDB, Cassandra) and understanding of how they work.
• Proven ability to use AI to accelerate development, debug complex systems, and optimize code while owning outcomes.
• Ability to take projects end-to-end, including technical design and collaboration with other engineers.
• Comfort working asynchronously and driving decisions/results in a distributed team.

Nice to have

• Experience building with hirify.globalsearch and contributing to open-source projects.
• Familiarity with source control workflows and continuous integration practices.
• Experience designing and leading cross-functional initiatives.

Culture & Benefits

• Globally distributed company with collaboration across continents via email, GitHub, Zoom, and Slack.
• Flexible locations and schedules for many roles.
• Competitive pay and eligibility for hirify.global stock program; company-matched 401k with dollar-for-dollar matching up to 6%.
• Health coverage for you and your family in many locations.
• Generous vacation and parental leave (minimum 16 weeks).
• Volunteer time (up to 40 hours/year) and donation matching up to $2000 (or local equivalent).