Fullstack Lead / Senior Developer (Kotlin Microservices)

We are looking for Fullstack Developers to spearhead the development of scalable, high-performance microservices using Kotlin for the backend and modern frontend frameworks for customer-facing UIs. The ideal candidate will have a proven track record of designing and implementing end-to-end software solutions using Spring Boot, Ktor, and microservices architecture. They will be expected to collaborate with cross-functional teams of backend, frontend, DevOps, and product managers to deliver robust, scalable, and maintainable applications.

Key Responsibilities:

- Design and develop fullstack applications with a focus on Kotlin microservices for the backend and React.js, Angular, or Vue.js for the frontend.

- Build RESTful APIs and GraphQL endpoints to support front-end applications.

- Write clean, testable, and maintainable code in Kotlin (backend) and JavaScript/TypeScript (frontend).

- Develop scalable and distributed microservices using Spring Boot or Ktor.

- Design and implement non-blocking, asynchronous services using Kotlin Coroutines and other reactive programming techniques.

- Handle message-driven microservices using tools like Kafka, RabbitMQ, or AWS SQS.

- Collaborate with UI/UX designers, DevOps, and product managers to develop an intuitive user experience.

- Write and maintain unit tests, integration tests, and E2E tests for both backend and frontend components.

- Deploy, monitor, and maintain microservices in production environments using tools like Docker, Kubernetes, AWS, and Prometheus.

- Drive architectural decisions, ensuring high availability, low latency, and fault tolerance.

Required Skills and Qualifications:

Backend (Kotlin Microservices)

- Experience in backend development with at least 3+ years of Kotlin experience.

- Strong hands-on experience with Spring Boot or Ktor frameworks for microservices.

- Expertise in developing RESTful APIs, GraphQL, and gRPC endpoints.

- Experience with asynchronous programming using Kotlin Coroutines, RxJava, or Project Reactor.

- Proficiency in working with databases such as PostgreSQL, MySQL, MongoDB, or Redis.

- Hands-on experience with message brokers like Kafka, RabbitMQ, or AWS SQS.

- CI/CD experience with GitHub Actions, Jenkins, or GitLab CI/CD pipelines.

- Experience with containerization and orchestration using Docker and Kubernetes.

- Proficiency with cloud platforms such as AWS, GCP, or Azure.

- Strong understanding of microservices design patterns (e.g., saga, event sourcing) and service orchestration**.

- Experience with monitoring and logging tools (like Prometheus, Grafana, or ELK Stack).

Frontend (Fullstack Requirement)

- Experience in frontend development experience using React.js, Angular, or Vue.js.

- Proficiency in JavaScript/TypeScript, HTML5, and CSS3.

- Experience with frontend state management tools like Redux, MobX, or Context API.

- Hands-on experience consuming REST APIs and GraphQL.

- Responsive Design: Familiarity with CSS frameworks like Tailwind CSS, Bootstrap, or Material-UI.

Good-to-Have:

• Strong understanding of the Swift programming language and iOS SDKs.

• Familiarity with SwiftUI, UIKit, and Foundation.

• Knowledge of Xcode and debugging tools for performance optimization.

• Experience with cloud platforms (e.g., AWS, GCP, Azure).

• Familiarity with CI/CD pipelines and version control systems like Git.

• Knowledge of microservices architecture and Kubernetes/Docker for containerization.

• Exposure to testing frameworks (e.g., Mocha for React; TestNG or JUnit for Kotlin).

• Experience with Sitecore CMS for content management and personalization.

• Experience with JSS (JavaScript Services) and Sitecore Headless implementations.

• Familiarity with Solr, Lucene, or other search providers.

• Hands-on experience with Helix architecture and Sitecore template design.

• Familiarity with message brokers like RabbitMQ, Kafka, or ActiveMQ.

• Experience with RESTful API development and tools like Swagger/OpenAPI."

Life at Capgemini

Capgemini supports all aspects of your well-being throughout the changing stages of your life and career. For eligible employees, we offer:

• Flexible work
• Healthcare including dental, vision, mental health, and well-being programs
• Financial well-being programs such as 401(k) and Employee Share Ownership Plan
• Paid time off and paid holidays
• Paid parental leave
• Family building benefits like adoption assistance, surrogacy, and cryopreservation
• Social well-being benefits like subsidized back-up child/elder care and tutoring
• Mentoring, coaching and learning programs
• Employee Resource Groups
• Disaster Relief

About Capgemini

Capgemini is a global business and technology transformation partner, helping organizations to accelerate their dual transition to a digital and sustainable world, while creating tangible impact for enterprises and society. It is a responsible and diverse group of 340,000 team members in more than 50 countries. With its strong over 55-year heritage, Capgemini is trusted by its clients to unlock the value of technology to address the entire breadth of their business needs. It delivers end-to-end services and solutions leveraging strengths from strategy and design to engineering, all fueled by its market leading capabilities in AI, cloud and data, combined with its deep industry expertise and partner ecosystem. The Group reported 2023 global revenues of €22.5 billion.

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Disclaimer

Capgemini is an Equal Opportunity Employer encouraging diversity in the workplace. All qualified applicants will receive consideration for employment without regard to race, national origin, gender identity/expression, age, religion, disability, sexual orientation, genetics, veteran status, marital status or any other characteristic protected by law.

This is a general description of the Duties, Responsibilities and Qualifications required for this position. Physical, mental, sensory or environmental demands may be referenced in an attempt to communicate the manner in which this position traditionally is performed. Whenever necessary to provide individuals with disabilities an equal employment opportunity, Capgemini will consider reasonable accommodations that might involve varying job requirements and/or changing the way this job is performed, provided that such accommodations do not pose an undue hardship.

Capgemini is committed to providing reasonable accommodations during our recruitment process. If you need assistance or accommodation, please reach out to your recruiting contact.

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Applicants for employment in the US must have valid work authorization that does not now and/or will not in the future require sponsorship of a visa for employment authorization in the US by Capgemini.