Java ReactJS AWS Developer Payments

Java Development react.js UI/UX Collaboration apache spark Testing & QA Monitoring & Optimization DevOps & CI/CD RESTful APIs integration AWS cloud Platforms spring boot, We are seeking a highly skilled Senior Java Full Stack Engineer to design, develop, and maintain scalable, high-performance enterprise applications. The ideal candidate will have strong experience across Java-based microservices, modern front-end development using React, cloud-native architectures on AWS, and end-to-end testing including UI automation with Playwright, along with CI/CD and modern SDLC practices such as TDD and BDD., Backend & Architecture:

• Design and develop highly available, scalable applications using Java (17/21/25) and modern design patterns
• Build and maintain RESTful APIs and microservices architecture using Spring Boot
• Contribute to system design, architecture decisions, and engineering best practices
• Ensure high availability, performance, and scalability of backend services

Frontend (React):

• Design and develop responsive, reusable front-end components using React.js
• Collaborate closely with UX/UI designers and backend teams to deliver seamless user experiences
• Integrate front-end applications with backend APIs
• front-end best practices including state management, component-based architecture, and performance optimization

Testing & Quality Engineering:

• Implement unit, integration, and service-level tests for backend services
• TDD using JUnit and BDD using Cucumber
• Develop and maintain end-to-end UI automation tests using Playwright for React applications
• Ensure high test coverage across backend and frontend layers

DevOps, Cloud & CI/CD:

• Build and maintain CI/CD pipelines (Jenkins, GitHub) to automate build, test, and deployment
• Deploy and manage applications on AWS (Lambda, EMR, Spark, etc.)
• Containerize applications using Docker and orchestrate using Kubernetes / OpenShift (OCP preferred)
• Provision infrastructure using Terraform, CloudFormation, and Ansible

Collaboration & Delivery:

• Collaborate within Agile / Scrum teams to deliver high-quality software solutions
• Work closely with product owners, architects, and business stakeholders
• Monitor application performance and troubleshoot production issues
• Act as a technical mentor and contribute to continuous improvement initiatives

Do you have experience in Web applications?, Core Technical Skills:

• Strong Java expertise (Java 17/21/25, Spring Boot, Microservices)
• Hands-on React.js experience for front-end development
• Experience building RESTful APIs and full-stack applications
• Strong experience with AWS Native services (Lambda, EMR, Spark, etc.)
• Experience with Docker and Kubernetes/OpenShift
• Hands-on experience with Drools Rule Engine
• Strong knowledge of Relational (SQL) and NoSQL databases

Testing & Automation:

• Strong experience in TDD (JUnit) and BDD (Cucumber)
• Hands-on experience with Playwright for UI and end-to-end test automation
• Experience writing unit, integration, and service-level tests

DevOps & Tools:

• CI/CD tools (Jenkins)
• GitHub and version control
• Artifact Repository tools (Artifactory)
• Infrastructure as Code (Terraform, CloudFormation, Ansible)
• Messaging & Integration
• Experience with Kafka, RabbitMQ, MQ, Kinesis, or similar messaging systems

Preferred Qualifications:

• AWS Architect Certification
• Experience with performance tuning and monitoring tools
• Exposure to large-scale distributed systems
• Experience building cloud-native, event-driven architectures

Soft Skills:

• Strong communication and collaboration abilities
• Excellent analytical and problem-solving skills
• Ability to multitask and work in fast-paced, Agile environments
• Strong stakeholder management experience
• Adaptability in working with both business and technical teams

Experience Level:

• 8+ years of software development experience

Nice to Have:

• Advanced front-end experience with React ecosystem (modern hooks, state management libraries)
• Experience combining Playwright with CI/CD pipelines
• Exposure to Angular or other modern JS frameworks

Pulled from the full job description

• Health insurance
• Retirement plan
• Vision insurance
• Dental insurance, The pay range that the employer in good faith reasonably expects to pay for this position is $37.45/hour - $58.51/hour. Our benefits include medical, dental, vision and retirement benefits. Applications will be accepted on an ongoing basis.

Capgemini ist einer der weltweit führenden Anbieter von Management- und IT-Beratung, Technologie-Services und Digitaler Transformation. Als ein Wegbereiter für Innovation unterstützt das Unternehmen seine Kunden bei deren komplexen Herausforderungen rund um Cloud, Digital und Plattformen.