Jashanpreet S.
100% Job Success

Full Stack GIS Dev

A developer working in the frontend, backend, and cloud in startups, I have rich experience in architecting and building applications from scratch to production. My focus is on the geospatial domain, to build datasets and applications of scale using open data and open-source technologies. My expertise includes the following: - Frontend: ReactJS, SASS, leaflet.js, OpenLayers.js, d3.js, maplibre.js - Backend: Node - Express.js, Python - FastAPI - Database: Postgres - PostGIS, TimescaleDB, pg_raster, DynamoDB, uber-h3 - Cloud: AWS - EC2, Lambda, VPC, S3, ECS, EKS, CloudFront, RDS, DynamoDB, Cloudformation, IAM - Others: Docker, Kubernetes, Ansible, Terraform, Nginx, Geoserver I'm proud of my accomplishments, including: - Parallelizing a data scraper to reduce runtime by 10x - Building a microservice architecture to process data in functions based on events - Creating a distributed spatial-temporal database cluster using Postgres, PostGIS, and TimescaleDB - Optimizing spatial joins in Postgres, leading to a 100x improvement - Storing data into S3 via Lambda using just the memory of the function - Optimizing cloud costs while working with terabytes of data, achieving costs that were 1/10th those of competitors

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  • Python
  • Amazon ECS for Kubernetes
  • AWS CloudFormation
  • Terraform
  • Kubernetes
  • NodeJS Framework
  • Ubuntu
  • PostgreSQL
  • Linux
  • PostGIS