Senior Software Developer, Search

MaintainX

Senior developer building search and AI retrieval systems for MaintainX’s industrial work execution platform. Operating scalable distributed infrastructure and improving relevance across work orders, assets, and procedures.

Posted 9/4/2026full-timeRemote • California • 🇺🇸 United StatesSenior💰 $143,000 - $248,600 per yearWebsite

Core Competencies

Role fit

Core Competencies

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Demonstrates expertise in designing and operating production-grade search systems, including indexing, query execution, and relevance optimization. Proficient in integrating AI-powered solutions and ensuring data security across multi-tenant environments.

Highest-signal resume keywords

ElasticsearchSearch System DesignAI-Powered Backend SystemsRelevance OptimizationData Security

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills

IndexingQuery ExecutionRelevance TuningInfrastructure ManagementEmbeddingsChunkingRetrieval StrategiesObservabilitySuccess MetricsMulti-Tenancy

Soft Skills

LeadershipCollaborationCommunication

Tools & Technologies

OpenSearchLuceneSolrGPTCopilotCursor

Industry Keywords

Distributed SystemsPerformance OptimizationCluster HealthField-Level Access ControlsSecure Index Partitioning

Tech Stack

Tools & technologies

Distributed SystemsElasticSearch

About the role

Key responsibilities & impact

Design and build MaintainX’s end-to-end search and retrieval platform, from indexing pipelines and ranking systems to AI-facing query layers
Model search across work orders, assets, and procedures with product and domain experts
Ship early versions, gather feedback, and iterate rapidly
Operate and optimize distributed systems for reliability, performance, and scalability
Drive architectural decisions balancing correctness, performance, and maintainability
Own integrations between search systems and upstream data sources
Explore semantic search, vector retrieval, and AI-enhanced relevance using modern ML tooling
Participate in on-call duties during business hours
Lead platform engineering managers across multiple teams, present technical priorities to executive stakeholders, and align with engineering leaders outside Québec

Requirements

What you’ll need

Hands-on experience designing, building, and operating production-grade search systems end-to-end, including indexing, query execution, relevance tuning, and infrastructure
Experience with Elasticsearch, OpenSearch, Lucene, Solr, or similar technologies
Understanding of embeddings, chunking, and retrieval strategies
Familiarity with analyzers, BM25, shard sizing, cluster health, and relevance optimization
Experience taking systems from implementation through deployment and production operation
Experience working across backend services, data pipelines, and integration points
Expert-level English, spoken and written, required
Experience evaluating and improving search relevance using qualitative analysis and quantitative metrics
Experience shipping AI-powered or LLM-integrated backend systems
Familiarity with GPT, Copilot, or Cursor
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

Benefits

Comp & perks

Equity
Annual bonus
Benefits vary by country, including health coverage, retirement and leave plans
Remote work arrangement