Geopaq Logic
Geopaq LogicVerified Source

Fullstack Engineer, Java & React (Seattle)

Onsite · Seattle, Washington
Posted August 13, 2026
contract

Overview

You will own fullstack development for a hybrid team in Seattle, building and scaling microservices with Java 8+ and Spring Boot while crafting responsive interfaces in React.js and TypeScript. You will work across the stack, from Docker and Kubernetes deployments to AWS services like RDS, ECS, and DynamoDB. This contract role demands 4 days onsite per week, with Fridays remote, and focuses on API and microservice patterns in a collaborative environment.

What You'll Do8

  • 1Build and maintain fullstack features using Java 8+, Spring Boot, and React.js with TypeScript and CSS.
  • 2Design and implement REST APIs, integrating API Gateway and load balancer configurations for high availability.
  • 3Deploy and manage containerized services with Docker and Kubernetes, ensuring smooth CI/CD with Git.
  • 4Develop and optimize microservices on AWS, leveraging RDS, ECS, EKS, and DynamoDB for scalability.
  • 5Collaborate with cross-functional teams to deliver end-to-end features from frontend to backend within the first 90 days.
  • 6Debug and resolve production issues, focusing on performance and reliability of distributed systems.
  • 7Drive code quality through reviews and testing, promoting best practices in JavaScript/TypeScript and Java.
  • 8Own the architecture of new services, aligning with existing patterns and cloud-native principles.

Requirements7

  • 15+ years of fullstack development experience with Java 8+ and Spring Boot.
  • 2Proficiency in React.js, JavaScript/TypeScript, and CSS for frontend development.
  • 3Hands-on experience with Docker, Kubernetes, and Git for containerization and version control.
  • 4Solid background in API development, including API Gateway and load balancer configurations.
  • 5Experience building and deploying microservices on AWS services such as RDS, ECS, EKS, and DynamoDB.
  • 6Strong understanding of microservice patterns and architectural best practices.
  • 7Ability to work onsite 4 days per week in Seattle, with remote Fridays.

Salary Insight

Salary not disclosed in listing

Location

Typeonsite
LocationSeattle, Washington

Required Skills

javaspring bootreactdockerkubernetes
Share:

Similar open positions

Explore active roles that match your skills and interests.

Sagarsoft

Sagarsoft

1d agoDallas, Texascontract

Full Stack Java Developer, Spring & AWS

Own design, development, and deployment of scalable full-stack applications using Java, Spring Boot, React, and AWS in our Dallas, TX office. You join a collaborative engineering team building enterprise-grade solutions for contract clients. Your work spans frontend and backend, with 5+ years of experience, shipping features from concept to production in AWS environments. This contract role offers direct impact on architecture and product direction.

40K–45K
javaspringspring boot+2 more
Quantum World Technologies Inc.

Quantum World Technologies Inc.

1d agoDallas, Texaspayroll

Java Full Stack Developer, Spring Boot & React

You will design and build scalable enterprise applications using Java, Spring Boot, and React. You join a collaborative team delivering modern, responsive front-ends backed by robust APIs. This role demands full ownership from architecture to deployment in an onsite setting.

Competitive salary
javaspring bootreact+2 more
Application Management Services LLC

Application Management Services LLC

12h agoPittsburgh, Pennsylvaniacontract

Java Full Stack Developer

Build enterprise-grade applications with Java and Spring Boot in the financial sector. Team works on microservices with React frontends. This role focuses on scalable, high-performance delivery in a hybrid environment.

Competitive salary
javaspring bootreact+2 more
ASCII Group LLC

ASCII Group LLC

14h agoSeattle, Washingtoncontract

Lead Java Developer, Microservices & Spring Boot

You will lead the design, development, and delivery of scalable, secure, and enterprise-grade applications using Java, Spring Boot, and Microservices. You'll own the technical architecture for a cross-functional team, working onsite in Bothell, WA. This contract role offers a 12-month engagement with a competitive $68/hr W2 rate, focusing on high-impact solutions.

65K–68K
javaspring bootmicroservices+2 more
Stellent IT LLC

Stellent IT LLC

12h agoColumbus, Ohiocontract

Full Stack Java Developer, Microservices & AWS

You will own the design and delivery of full stack features on a contract basis in Columbus, OH. You will build Java microservices and integrate React frontends at a 10-20% allocation. You will work with Spring Boot, AWS, and AI tools on an onsite team. This role stands out for its blend of backend depth and frontend exposure.

Competitive salary
javaspring bootaws+2 more
Capgemini America, Inc.

Capgemini America, Inc.

1d agoNew York, New Yorkpayroll

Senior Full Stack Developer Java React AWS

As a Senior Full Stack Developer, you will design and build scalable solutions for a large-scale financial services modernization. You will work with Java, Spring Boot, React, and AWS, collaborating with cross-functional teams to deliver high-quality features. This role offers a chance to drive technical decisions in a hybrid environment in New York City.

100K–118K
JavaSpring BootReact+1 more