Full Stack Software Engineer

Quartermaster

Full Stack Software Engineer building maritime intelligence applications for defense analysts and commercial fleet managers. Develops and maintains geospatial data layers, REST APIs, and microservices.

Posted 7/13/2026full-timeArlington • New York, Virginia • 🇺🇸 United StatesJuniorMid-Level💰 $160,000 - $210,000 per yearWebsite

Core Competencies

Role fit

Core Competencies

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Demonstrates expertise in full-stack software engineering with a strong focus on React and Spring Boot for building and maintaining robust applications. Proficient in deploying microservices on AWS and optimizing data access patterns using PostGIS.

Highest-signal resume keywords

Full-Stack Software EngineeringReact DevelopmentSpring Boot Backend DevelopmentAWS Services DeploymentPostGIS Query Optimization

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills

Full-Stack Software EngineeringReactJavaScriptTypeScriptSpring BootREST API DevelopmentPostGISAWSKubernetesCI/CD

Soft Skills

Strong Communication SkillsCollaboration

Tools & Technologies

AWS S3AWS LambdaAWS ECSAWS EKSGitMapboxLeafletDeck.gl

Industry Keywords

Geospatial DataVessel Tracking SystemsData Security RequirementsDefense SoftwareMaritime Software

Tech Stack

Tools & technologies

AWSJavaScriptKubernetesMicroservicesPostGISReactSpringSpring BootSpringBootTypeScript

About the role

Key responsibilities & impact

Build, test, and ship full-stack features across our React web portal and Spring Boot backend services.
Develop and maintain versioned RESTful APIs that surface sensor data, vessel telemetry, and AI detection outputs to end users.
Deploy and maintain microservices running on AWS, ensuring service reliability and low latency under high-throughput data conditions.
Write and optimize PostGIS queries and data access patterns to support bulk artifact retrieval and map rendering across hundreds of vessels.
Build internal admin and fleet management tools that help our operations team configure, monitor, and support deployed SmartMast units.
Collaborate closely with our design team to implement pixel-precise UI components for data-dense map views and sensor visualizations.

Requirements

What you’ll need

2–4 years of professional full-stack software engineering experience
Strong command of React and modern JavaScript/TypeScript for building complex, stateful web applications
Solid backend experience in Spring Boot; experience designing and building robust REST APIs
Hands-on experience with PostGIS or relational databases; able to write performant queries and understand data schemas
Working knowledge of AWS services (S3, Lambda, ECS/EKS) and deploying applications in containerized environments (Kubernetes)
Familiarity with CI/CD pipelines and a strong understanding of version control (Git)
Ability to read and reason about data flows involving real-time streams, media assets, and geospatial coordinates
Strong written and verbal communication skills; comfortable collaborating across teams and working asynchronously
Bonus Points:
Experience with geospatial data, mapping libraries (Mapbox, Leaflet, Deck.gl), or AIS/vessel tracking systems
Familiarity with WebSockets or SSE for real-time UI updates
Background in defense, maritime, or government software with exposure to data security requirements
Experience integrating ML model outputs into user-facing product features

Benefits

Comp & perks

Flexible working hours with occasional deadlines requiring high availability
Opportunity to work on innovative projects with a global impact