Senior GIS Developer in Bellevue
Job Description
Job title: Senior GIS Developer
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Job Location: Bellevue, WA / Overland Park, KS / Herndon, VA - Onsite
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Job Type: Fulltime
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Job Description:
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Must Have Technical/Functional Skills
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Seeking a Senior Developer/Lead with expertise in building scalable geocoding, address parsing, and location intelligence solutions. The ideal candidate should have strong experience in AWS OpenSearch, Node.js, NLP/ML, and geospatial search technologies, along with the ability to lead architecture and delivery of enterprise-grade platforms.
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- Expertise in GIS and geospatial concepts, coordinate systems, distance-based queries
- Expertise in libpostal or similar address parsing libraries, Multilingual and regional address handling
- ArcGIS, PostGIS, OpenStreetMap, Pelias
- AI/GenAI-driven search and geocoding optimization techniques
- AWS OpenSearch/Elasticsearch (Indexing, Query DSL, Analyzers, Performance Tuning)
- Fuzzy Search, Bool Queries, Phrase Matching, Geospatial Search
- Experience in Node.js, NestJS, TypeScript
- NLP/ML experience (CRF, Sequence Labeling, NER, Model Training)
- AWS EC2, S3, Cloud-based ML pipelines
- Search benchmarking, accuracy testing, and data quality frameworks
- Experience with Rust-based Node.js extensions (Neon or napi-rs)
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Roles & Responsibilities
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- Build and optimize OpenSearch indices, analyzers, and search queries.
- Develop scalable APIs using Node.js, NestJS, and TypeScript.
- Implement address parsing and normalization solutions using NLP/ML techniques.
- Optimize search relevance, performance, and geocoding accuracy.
- Lead technical design, code reviews, and engineering best practices.
- Leverage AI/ML to improve address matching, data quality, and automation.
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Education
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- Bachelor's degree
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