Senior Software Engineer - Machine learning - w/m

MaintainX is the world leading mobile-first workflow management platform for industrial and frontline workers. We are a modern IoT enabled cloud based tool for maintenance, safety, and operations on equipment and facilities. Titan America, McDonalds, Brenntag, Cintas, Michaels, and Shell. Design and build MaintainX’s end-to-end search and retrieval platform — from indexing pipelines and ranking systems to AI-facing query layers.
Partner with product and domain experts to model search across core entities like work orders, assets, and procedures, ensuring high-relevance results.
Ship fast, iterate fast, launch early versions, gather feedback, and improve rapidly.
Operate and optimize distributed systems, ensuring reliability, performance, and scalability under real-world load.
Drive architectural decisions, balancing correctness, performance, and long-term maintainability.
Own integrations between search systems and upstream data sources.
Explore semantic search, vector retrieval, and AI-enhanced relevance using modern ML tooling.
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.

Experience evaluating and improving search relevance using both qualitative analysis and quantitative metrics.
Experience shipping AI-powered or LLM-integrated backend systems
Comfortable using modern AI tools like GPT, Copilot, or Cursor to boost productivity and streamline development.
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.

Competitive salary and meaningful equity opportunities.

• Healthcare, dental, and vision coverage.
• Our mission is to deliver one platform for maintenance, repair & operations teams to keep the physical world running. We believe the greatest asset in any organization is the people. That’s why we built an intuitive, mobile-first solution to help boost productivity and collaboration across teams and locations.