Senior Software Engineer

Greenhouse Software

. Collaborate with Product Managers and Designers to define requirements and drive product development from conception to launch .

Posted 10/30/2026full-timeRemote • CanadaSenior💰 CA$117,500 - CA$164,500 per yearWebsite

Core Competencies

Role fit

Core Competencies

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Demonstrates expertise in full-stack development, particularly in building search and matching systems using OpenSearch or Elasticsearch. Proficient in applying AI/ML techniques and collaborating with cross-functional teams to enhance product performance and user experience.

Highest-signal resume keywords

OpenSearchElasticsearchRubyC#Java

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills

Full-Stack DevelopmentSearch SystemsRanking SystemsMatching SystemsIndexing StrategiesQuery DesignRelevance TuningSemantic SearchCode ReviewsData Modeling

Soft Skills

CollaborationMentoringCommunication

Tools & Technologies

Ruby on RailsAnalytical Databases

Industry Keywords

Product DevelopmentUser ExperienceTalent MatchingTalent RediscoverySearch-Backed Capabilities

Tech Stack

Tools & technologies

ElasticSearchJavaJavaScriptPythonReactRubyRuby on RailsTypeScript

About the role

Key responsibilities & impact

Collaborate with Product Managers and Designers to define requirements and drive product development from conception to launch
Build and improve full-stack experiences for Talent Matching, Talent Rediscovery, and related talent discovery workflows
Design and ship search-backed capabilities using OpenSearch or Elasticsearch
Develop indexing strategies, query designs, relevance tuning, ranking improvements, and semantic retrieval patterns
Develop matching systems combining keyword, structured, and semantic signals
Apply AI/ML techniques including embeddings, similarity search, classification, and ranking
Partner with Applied ML and cross-functional engineering teams to evaluate relevance, latency, reliability, infrastructure cost, and user trust trade-offs
Mentor junior and mid-level engineers
Conduct thorough code reviews and contribute to team engineering practices

Requirements

What you’ll need

5+ years of experience writing production code
Deep production experience with OpenSearch or Elasticsearch, including indexing, query design, relevance tuning, and performance trade-offs
Experience with Ruby, C#, Java, or Python
Ruby on Rails preferred
Strong JavaScript or TypeScript fundamentals, including React
Full-stack experience across backend systems, APIs, data modeling, and modern frontend development
Experience building search, ranking, recommendation, or matching systems
Practical production experience applying AI or ML techniques such as embeddings, semantic search, classification, or ranking
Experience collaborating with Product and Design in ambiguous, user-facing problem spaces
Experience with analytical databases is a plus
Must be legally eligible to work in Canada as of the start date chosen by the Company

Benefits

Comp & perks

Stock option awards may be available for certain roles
Bonuses
Merit increases
Performance review program providing actionable feedback
Optional co-working spaces
Shared office spaces in New York City and Ireland
Employee resource groups
Remote-first work environment
Equal opportunity employer and reasonable accommodations during the application process