Senior Java/React Full-Stack Engineer

Citibank (Switzerland) AG; Irving, Northern (TX, KY); Hybrid; Confidential; Full time

Benefits offered by this job

Medical coverage

401(k)

Life, accident, and disability 보험

Wellness programs

Paid time off

Job summary

Citi is seeking a highly motivated Java/React Full Stack Developer to design, build, and deploy end-to-end solutions. You will work on microservices with Spring Boot, Kafka integrations, and RESTful APIs to deliver scalable business applications.

You will collaborate with product owners, designers, and other developers, implement responsive front-ends with React.js, optimize Oracle SQL data models, write tests, and mentor junior engineers. This is a full-time, on-site role located in Irving, TX.

Qualifications

• 5+ years of professional experience in full-stack software development.
• Proficient in Java with extensive experience in building microservices using Spring Boot.
• Demonstrable experience with Kafka for building message-driven architectures and data pipelines.
• Experience with workflow management systems or designing and implementing complex business process flows.
• Proven experience implementing search functionalities, potentially using Elasticsearch or Apache Solr.
• Solid expertise in relational databases, particularly Oracle, including advanced SQL, schema design, and performance tuning.
• Strong front-end development skills with React.js, including component-based architecture, state management, and modern JavaScript (ES6+).
• Experience with RESTful API design and consumption.
• Proficiency with Git.
• Familiarity with cloud platforms and CI/CD pipelines.
• Excellent problem-solving, analytical, and debugging skills.
• Strong communication and collaboration abilities.

Responsibilities

• Design, develop, and maintain robust microservices using Java and Spring Boot.
• Implement and manage Kafka-based real-time data streaming and event-driven architectures.
• Develop and integrate with workflow management solutions to automate business processes.
• Design and implement search engine capabilities for efficient data retrieval.
• Work with Oracle relational databases, including schema design and performance tuning.
• Build responsive, high-performance web interfaces using React.js and ecosystem.
• Collaborate with product owners, designers, and other developers to define specs and deliver features.
• Ensure seamless front-end/back-end integration via RESTful APIs.
• Write unit, integration, and end-to-end tests; participate in code reviews and architectural discussions.
• Monitor performance, troubleshoot issues, and mentor junior developers.
• Stay current with emerging technologies and best practices in full-stack development.

Skills

Java

Spring Boot

Kafka

Workflow management

Elasticsearch

Oracle SQL

React.js

Redux / State management

RESTful APIs

Git

Cloud / CI-CD

Education

Bachelor’s degree/University degree or equivalent experience

Job description

Citi is seeking a highly motivated Java/React Full Stack Developer to design, build, and deploy end-to-end solutions. You will work on microservices with Spring Boot, Kafka integrations, and RESTful APIs to deliver scalable business applications.

You will collaborate with product owners, designers, and other developers, implement responsive front-ends with React.js, optimize Oracle SQL data models, write tests, and mentor junior engineers. This is a full-time, on-site role located in Irving, TX.