Java Fullstack Developer ( GIS)

Rarr Technologies; Faridabad District, Gurugram District, Delhi; On-site; INR 900,000 - 1,350,000; Full time

Job summary

Rarr Technologies in India is seeking an experienced Java Full Stack Developer to design, develop, and maintain scalable web applications with geospatial capabilities. You will work on Java, Spring Boot, Angular, REST APIs, and GIS integrations to deliver robust mapping solutions.

You'll collaborate with GIS specialists and backend teams to implement geospatial data processing, spatial queries, and map services using PostgreSQL/PostGIS or Oracle Spatial.

Qualifications

• Hands-on experience with Java 8/11/17/21 and Spring Boot for REST APIs.
• Strong Angular and TypeScript skills for frontend development.
• Solid understanding of HTML5, CSS3, and JavaScript.
• Experience with Microservices and GIS/geospatial technologies.
• Knowledge of spatial databases (PostGIS/Oracle Spatial) and SQL.

Responsibilities

• Design, develop, and maintain scalable Java-based full-stack applications.
• Develop backend services using Java, Spring Boot, REST APIs, and Microservices.
• Build responsive, user-friendly web apps with Angular, TypeScript, HTML, and CSS.
• Integrate GIS and mapping capabilities into web applications.
• Work with GIS platforms such as ArcGIS, GeoServer, OpenLayers, or Leaflet.
• Develop geospatial REST APIs and map services; work with GeoJSON and WMS/WFS.
• Collaborate with GIS specialists, architects, QA, and business analysts.
• Participate in code reviews, testing, deployment, and production support.
• Follow Agile/Scrum development practices.

Skills

Java 8/11/17/21

Spring Boot

Angular

TypeScript

HTML5

CSS3

REST APIs

Microservices

GIS / Geospatial

PostgreSQL/PostGIS

Oracle Spatial

SQL

Agile

Tools

ArcGIS / Esri

GeoServer

OpenLayers

Leaflet

Job description

We are looking for an experienced Java Full Stack Developer with strong expertise in Java, Spring Boot, Angular, REST APIs, and GIS technologies. The candidate will be responsible for designing, developing, integrating, and maintaining scalable web applications with geospatial and mapping capabilities.

The ideal candidate should have hands-on experience developing full-stack applications and working with GIS platforms, spatial data, mapping services, and geospatial APIs.

Key Responsibilities

• Design, develop, and maintain scalable Java-based full-stack applications.
• Develop robust backend services using Java, Spring Boot, REST APIs, and Microservices.
• Build responsive and user-friendly web applications using Angular, TypeScript, HTML, and CSS.
• Integrate GIS and mapping capabilities into web applications.
• Work with GIS platforms and geospatial technologies such as ArcGIS, GeoServer, OpenLayers, Leaflet, or similar tools.
• Develop and integrate geospatial REST APIs and map services.
• Work with spatial data formats such as GeoJSON, WMS, WFS, etc.
• Develop applications that support map visualization, spatial search, location-based services, and geospatial data processing.
• Work with spatial databases such as PostgreSQL/PostGIS or Oracle Spatial.
• Design and implement secure, scalable, and high-performance APIs.
• Troubleshoot application, API, GIS, and database-related issues.
• Collaborate with business analysts, GIS specialists, architects, QA teams, and other stakeholders.
• Participate in code reviews, unit testing, deployment, and production support.
• Follow Agile/Scrum development practices.

Mandatory Skills

• Strong hands-on experience in Java 8/11/17/21.
• Strong experience with Spring Boot and REST APIs.
• Hands-on experience in Angular and TypeScript.
• Good understanding of HTML5, CSS3, JavaScript.
• Experience with Microservices architecture.
• Hands-on experience with GIS / Geospatial technologies.
• Experience with at least one GIS platform/tool such as:
  • ArcGIS / Esri
  • GeoServer
  • OpenLayers
  • Leaflet
  • Similar GIS technologies.
• Experience working with spatial databases, preferably PostgreSQL/PostGIS or Oracle Spatial.
• Good understanding of geospatial data, coordinate systems, map layers, spatial queries, and map services.
• Experience integrating GIS APIs/services with web applications.
• Good knowledge of SQL and database concepts.
• Good understanding of software development lifecycle and Agile methodologies.

Good to Have

• Experience with ArcGIS Server / ArcGIS Enterprise.
• Experience with ArcGIS JavaScript API.
• Knowledge of WMS, WFS, WMTS, GeoJSON, KML and other geospatial data formats.
• Experience with AWS/Azure.
• Knowledge of Docker/Kubernetes.
• Experience with CI/CD tools such as Jenkins, GitLab, or Azure DevOps.
• Knowledge of automated testing frameworks.
• Exposure to location-based applications or utilities, telecom, transportation, infrastructure, or similar GIS domains.