Greenhouse - Software Engineer

silver; United States; Remote; USD 130,000 - 180,000; Full time

Job summary

silver is seeking an independent-contractor software engineer for a roughly 12-month engagement to build and maintain web-based employer-facing talent discovery experiences. You will work across backend services, APIs, data models, and modern frontend tech, with emphasis on OpenSearch/Elasticsearch and AI-driven matching and ranking.

The role is execution-heavy and remote, collaborating with Product, Design, Data, and Applied ML teams.

Qualifications

• 5+ years writing production software.
• Experience with Ruby, C#, Java, or Python, with Ruby on Rails preferred.
• Strong JavaScript or TypeScript fundamentals, including React.

Responsibilities

• Contribute to talent matching, talent rediscovery, and related employer-facing product experiences.
• Build product capabilities across the stack, including backend services, APIs, data models, and modern frontend development.
• Design, tune, and operate search and matching systems on OpenSearch or Elasticsearch, including indexing, query design, relevance tuning, and performance work.
• Apply AI/ML techniques to production matching, ranking, and search-relevance features.
• Build and improve evaluation, observability, testing, and feedback mechanisms for search and matching systems.
• Collaborate closely with Product, Design, Data, and Applied ML partners in ambiguous, user-facing problem spaces.
• Maintain stable, performant production code and resolve bugs in the products.

Skills

Ruby on Rails

JavaScript/TypeScript

React

Full-stack development

APIs

Search systems

AI/ML integration

Collaboration with Product/Design

Tools

OpenSearch/Elasticsearch

Ruby

React

SQL/NoSQL databases

Job description

Role overview

A roughly 12-month independent-contractor software engineering engagement focused on building and maintaining web-based products that power employer-facing talent discovery experiences. The work is execution-heavy and full-stack, with particular emphasis on OpenSearch/Elasticsearch and applying AI to matching, ranking, and search relevance.

Responsibilities

• Contribute to talent matching, talent rediscovery, and related employer-facing product experiences
• Build product capabilities across the stack, including backend services, APIs, data models, and modern frontend development
• Design, tune, and operate search and matching systems on OpenSearch or Elasticsearch, including indexing, query design, relevance tuning, and performance work
• Apply AI/ML techniques to production matching, ranking, and search-relevance features
• Build and improve evaluation, observability, testing, and feedback mechanisms for search and matching systems
• Collaborate closely with Product, Design, Data, and Applied ML partners in ambiguous, user-facing problem spaces
• Maintain stable, performant production code and resolve bugs in the products

Requirements

• 5+ years writing production software
• Experience with Ruby, C#, Java, or Python, with Ruby on Rails preferred
• Strong JavaScript or TypeScript fundamentals, including React
• Full-stack experience across backend systems, APIs, data modeling, and modern frontend development
• Production experience with OpenSearch or Elasticsearch, including indexing, query design, relevance tuning, and performance considerations
• Experience building or working with search, ranking, recommendation, or matching systems
• Practical experience applying AI/ML techniques to production applications
• Experience collaborating with Product and Design in ambiguous, user-facing problem spaces
• Strong communication and collaboration skills across technical and non-technical teams

Nice to have

• Strong experience working with OpenSearch or Elasticsearch at scale
• Experience with semantic search, embeddings, ranking, recommendation, or matching systems
• Experience with analytical databases
• Experience in product-focused engineering teams where engineers collaborate closely with Product, Design, Data, and ML
• Strong understanding of trade-offs between relevance, latency, reliability, infrastructure cost, and user experience
• Experience working in distributed or remote engineering environments

Benefits and work setup

• Approximately 12-month independent-contractor engagement
• Non-exclusive contract engaged through a Contractor of Record in Argentina, with no employment relationship or labor entitlements under Argentine Law 20,744
• Remote, based in Argentina, collaborating with a distributed team across the US and Canada with reasonable availability for coordination