Software Engineer (Contract) - Greenhouse

Our mission at Greenhouse is to make hiring work for everyone – so we go to great lengths to hire great people because we believe that they’re the foundation of our success. At Greenhouse, you’ll join a team that collaborates purposefully, fosters inclusivity, and communicates with transparency and accountability so we can achieve our mission.

Through this arrangement, Deel is hiring an independent contractor to provide services to the Employer Experience and Talent Discovery Team. This team builds the experiences and signals that help employers find the right talent faster, while creating the foundation for a trusted talent discovery ecosystem.

This role will support the development and maintenance of web-based applications as part of an approximately 12-month engagement. You’ll contribute to Talent Matching, Talent Rediscovery, and related employer-facing experiences, working across the stack to build product capabilities and search/matching systems with a focus on OpenSearch or Elasticsearch and practical applications of AI to matching, ranking, and search relevance.

Contract & Location Details

• Contract duration: Approximately 12 months
• Engagement type: A non-exclusive contract role engaged through a Contractor of Record (COR) via Deel in Argentina
• Location: Argentina (remote)
• Working model: Collaboration with a distributed, US & Canada-based team with reasonable availability for coordination with Greenhouse stakeholders

Who Will Love This Job

• A collaborative partner – you share your knowledge and expertise, work effectively with others, and contribute to successful project outcomes
• An adaptable contributor – you adjust quickly to changing needs and stay effective in dynamic environments
• A pragmatic architect – you evaluate trade-offs between performance, relevance, maintainability, and cost, choosing patterns that simplify complexity for the long term
• A problem solver – you think about the bigger picture, connect the dots, and efficiently resolve technical and product challenges
• An excellent communicator – you explain technical processes clearly, including to non-engineers, and work well with Product, Design, Data, and Applied ML partners
• A search and matching builder – you enjoy turning complex retrieval and ranking problems into intuitive, trustworthy product experiences

What You’ll Do

• 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 that combine keyword, structured, semantic, and AI/ML signals to improve match quality
• Partner with Applied ML and cross-functional engineering teams to evaluate trade-offs across relevance, latency, reliability, infrastructure cost, and user trust
• Build evaluation, observability, testing, and feedback mechanisms to continuously improve matching quality
• Develop clean, efficient, maintainable, and scalable production code for core services
• Contribute to code reviews and engineering practices

You Should Have

• 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 experience with OpenSearch or Elasticsearch in production, including indexing, query design, relevance tuning, and performance trade-offs
• Experience building search, ranking, recommendation, or matching systems
• Practical experience applying AI or ML techniques in production, 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