Senior Software Developer (Search)

MaintainX as a Senior Software Developer (Search) and take charge of designing and building our end-to-end search and retrieval platform. You will work closely with product and domain experts to model search across core entities, ensuring high-relevance results.

You will also explore semantic search, vector retrieval, and AI-enhanced relevance using modern ML tooling.

Responsibilities

• Your responsibilities will include operating and optimizing distributed systems, driving architectural decisions, and owning integrations between search systems and upstream data sources.
• This position offers flexible time off, training and development investments, a competitive salary and equity opportunities, and comprehensive healthcare coverage.
• Concevoir et construire la plateforme de recherche et de récupération de MaintainX, en intégrant des pipelines d'indexation et des systèmes de classement.
• Collaborer avec des experts en produits et en domaines pour modéliser la recherche à travers les entités clés, garantissant des résultats de haute pertinence.
• Optimiser les systèmes distribués, en assurant la fiabilité, la performance et l'évolutivité sous une charge réelle.
• Hands-on experience designing, building, and operating production-grade search systems end-to-end — including indexing, query execution, relevance tuning, and infrastructure — using technologies such as Elasticsearch, OpenSearch, Lucene, Solr, or similar
• Comfort taking systems from implementation to deployment and production operation, working across backend services, data pipelines, and integration points as needed
• Familiarity with search-specific tuning: analyzers, BM25, shard sizing, cluster health, and relevance optimization

Understanding of embeddings, chunking, and retrieval strategies

• An expert level of English, both spoken and written, is required, as the individual will need to lead platform engineering managers across multiple teams, present technical priorities to executive stakeholders, and align with engineering leaders outside Québec on a daily basis
• Understanding of multi-tenancy and data security, including ACLs, field-level access controls, and secure index partitioning
• Experience building observability and success metrics into systems to monitor performance, usage, and impact

Requirements

• Comfortable using modern AI tools like GPT, Copilot, or Cursor to boost productivity and streamline development

Preferred

• Experience shipping AI-powered or LLM-integrated backend systems
• Experience evaluating and improving search relevance using both qualitative analysis and quantitative metrics