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[Job - 28471] Search & Relevance Specialist, Brazil

2 hours, 19 minutes ago
Brazil
Full-time
Senior
Solutions Architect
Software Development
AWS CI/CD Elasticsearch Feature Engineering Git Lucene OpenSearch Solr
Apply Now
CI&T

CI&T

CI&T is a global digital technology agency empowering agile growth for leading companies through advanced technologies with a team of 2000 experts worldwide.

Internet Software & Services
5K-10K
Founded 1995
View All Jobs 181

Description

  • Design, validate, and evolve complex, high-scale search solutions using modern search technologies such as Elasticsearch and OpenSearch.
  • Represent the technology team in product discovery, translating business needs into functional, non-functional, and search relevance requirements.
  • Apply software engineering and architecture best practices across all components of the search platform.
  • Serve as a technical reference point for development teams, providing support, mentoring, and technical guidance on the search platform.
  • Collaborate with development, operations, product, and data teams to ensure efficient integration between search and other systems and user experiences.
  • Identify technical and relevance risks related to performance, availability, and result quality, and define mitigation strategies.
  • Drive innovation in search and relevance by tracking trends and evaluating new approaches, tools, and techniques.
  • Perform technical reviews of search solutions to ensure alignment with architecture guidelines, quality standards, and business goals.
  • Participate in stakeholder meetings to understand search needs, propose solutions, and support data-driven decisions.
  • Support the technical growth of teams in search, relevance, metrics, and best practices through knowledge sharing and enablement.

Requirements

  • Experience as a solution and/or systems architect designing, developing, and evolving search solutions in high-complexity, large-scale environments using Elasticsearch or similar technologies such as OpenSearch, Solr, or Lucene.
  • Strong knowledge of index modeling, text analysis, relevance, and ranking, including analyzers, tokenizers, filters, boosters, security filters, and facets/aggregations.
  • Experience evaluating search quality using metrics such as MRR, NDCG, Precision@k, Recall@k, CTR, and Conversion Rate.
  • Experience designing and running A/B experiments and online/offline tests to compare ranking strategies.
  • Experience creating and maintaining judgment sets or golden sets in partnership with product and business teams.
  • Practical knowledge of ranking and reranking techniques, including query rewriting, synonyms, stemming/lemmatization, spelling correction, autocomplete, and query suggestions.
  • Experience reranking results using user signals, business rules, context, and personalization.
  • Familiarity with Learning to Rank (LTR) and behavioral features such as clicks, purchases, and dwell time to improve relevance.
  • Ability to diagnose and prioritize relevance issues across head, long-tail, navigational, and exploratory queries, including index coverage gaps, text analysis issues, domain modeling gaps, and front-end integration opportunities.
  • Strong knowledge of AWS capabilities for modern, scalable architectures, especially for search solutions.
  • Solid command of software engineering practices, including version control, testing, CI/CD, coding standards, and documentation.
  • Practical experience designing and deploying distributed cloud-based applications with availability, scalability, and fault tolerance in mind.
  • Practical knowledge of observability and resiliency, including search-specific metrics such as query latency, throughput, error rate, indexing time, and index freshness, plus logging, tracing, dashboards, and alerts.
  • Strong communication and relationship-building skills, with the ability to explain technical search and relevance topics to different audiences.
  • Previous experience in scaled development environments with multiple teams consuming shared platforms.

Benefits

  • Health and dental insurance.
  • Meal and food allowance.
  • Childcare assistance.
  • Extended parental leave.
  • Gym and wellness partnerships through Wellhub (Gympass) and TotalPass.
  • Profit sharing (PLR).
  • Life insurance.
  • Continuous learning platform (CI&T University) and online course partnerships.
  • Discount club and free online health, mental health, and wellness platform.
  • Language learning platform.

Interested in this position?

Apply directly on the company website

Apply Now

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