Software Engineer – Contract

Greenhouse Software

. Collaborate with Product Managers and Designers to define requirements and build product experiences from conception through delivery .

Posted 10/30/2026contractRemote • ArgentinaMid-LevelSeniorWebsite

Core Competencies

Role fit

Core Competencies

Use this summary to align your resume positioning with the role.

Demonstrates expertise in full-stack development, particularly in building search-backed capabilities using OpenSearch or Elasticsearch, and applying AI/ML techniques for matching systems. Proven ability to collaborate effectively with cross-functional teams to deliver high-quality product experiences.

Highest-signal resume keywords

Full-Stack DevelopmentOpenSearch or ElasticsearchAI/ML TechniquesRuby on RailsReact

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills

RubyC#JavaPythonJavaScriptTypeScriptSearch SystemsRanking SystemsData ModelingProduction Code

Soft Skills

CollaborationProblem-SolvingCommunication

Tools & Technologies

OpenSearchElasticsearchRuby on RailsReactAnalytical Databases

Industry Keywords

Talent MatchingTalent RediscoveryUser ExperienceRelevance TuningSemantic Retrieval

Tech Stack

Tools & technologies

ElasticSearchJavaJavaScriptPythonReactRubyRuby on RailsTypeScript

About the role

Key responsibilities & impact

Collaborate with Product Managers and Designers to define requirements and build product experiences from conception through delivery
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, including indexing, query design, relevance tuning, ranking, and semantic retrieval
Develop matching systems combining keyword, structured, semantic, and AI/ML signals
Partner with Applied ML and cross-functional engineering teams to evaluate relevance, latency, reliability, infrastructure cost, and user trust trade-offs
Build evaluation, observability, testing, and feedback mechanisms to improve matching quality
Develop clean, efficient, maintainable, and scalable production code for core services
Contribute to code reviews and engineering practices
Complete additional projects within the scope of the engagement as needed

Requirements

What you’ll need

5+ years of experience writing production code
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
Deep production experience with OpenSearch or Elasticsearch, including indexing, query design, relevance tuning, and performance trade-offs
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
Ability to collaborate with a distributed US- and Canada-based team with reasonable stakeholder availability
Independent contractor engagement through a Contractor of Record via Deel in Argentina

Benefits

Comp & perks

Bonus structure that rewards great performance
Performance review program providing actionable feedback
Remote-first work environment
Shared office spaces in New York City and Ireland
Optional co-working spaces
Employee resource groups
Inclusive, award-winning company culture