GIS Web Developer - Esri/React Specialist
Location: Remote
About Us
At Codvo, we are committed to building scalable, future-ready data platforms that power business impact. We believe in a culture of innovation, collaboration, and growth, where engineers can experiment, learn, and thrive. Join us to be part of a team that solves complex data challenges with creativity and cutting-edge technology.

Position Summary
We're seeking a GIS Web Developer with strong Esri ArcGIS and React experience to expand our natural language GIS platform. You'll work on integrating spatial analysis with business intelligence, implementing advanced query workflows, and building intuitive map-based visualizations.
Primary Technologies
• GIS/Mapping: ArcGIS REST API, Feature Services, OAuth 2.0
• Frontend: React 18.2, Leaflet 1.9, esri-leaflet
• Backend: Node.js, Express, SQLite
• AI/NLP: OpenAI GPT-4 Turbo integration
• Spatial Operations: Haversine distance, buffer analysis, proximity queries
Infrastructure
• Version Control: Git/GitHub
• Deployment: AWS/Azure (planned)
• Database: SQLite (26 contracts,



43 tracts)
What You'll Build
Core Responsibilities (70% of time)
1. Spatial Query Implementation
o Implement current query types (polygon intersections, multi-layer queries)
o Optimize ArcGIS REST API performance
o Build complex WHERE clause generators from natural language
2. Map Visualization
o Create interactive Leaflet-based visualizations
o Implement custom feature styling and popups
o Build proximity buffers and distance calculations
3. Data Integration
o Connect GIS features with contract/business data
o Build efficient data pipelines (SQLite → ArcGIS → Frontend)
o Implement caching strategies for query results
4. Performance Optimization
o Reduce API call latency
o Implement client-side filtering for follow-up queries
o Optimize geometry rendering for 40+ features
Innovation Opportunities (30% of time)
• Spatial drawing tools (polygon queries)
• Real-time collaboration features
• Mul

📌 GIS Web Developer (Pune)
🏢 Codvo.ai
📍 Pune