The Applications Development Technology Lead Analyst is a senior level position responsible for establishing and implementing new or revised application systems and programs in coordination with the Technology team. The overall objective of this role is to lead applications systems analysis and programming activities. Must to have 10-15 years of core application development experience using **Java, Spring boot Microservice, Kubernetes, Oracle, Jenkins, Kubernetes** **Strong at design pattern, architecture, release, build & deployment** ​ **Key Responsibilities:** + Architect, design, and develop scalable, secure, and high-performance microservices using Spring Boot and related technologies. + Design and implement system architectures that are optimized for scalability, performance, and reliability. + Develop and maintain RESTful APIs and microservices, leveraging Kafka for real-time data streaming and Redis for caching. + Utilize Docker for containerization of microservices, ensuring portability and consistency across environments. + Use Kubernetes and OpenShift for orchestration and management of containerized applications, ensuring seamless deployment and scalability. + Implement Java multithreading and concurrency models, ensuring efficient and optimal performance of microservices. + Apply advanced Java collections and data structures to solve complex problems in microservices. + Optimize the performance of existing microservices by identifying bottlenecks and applying best practices for tuning, ensuring scalability, reliability, and efficiency. + Collaborate with DevOps teams to automate deployment and monitoring of microservices in a CI/CD pipeline. + Write clean, maintainable, and testable code, conducting code reviews, providing feedback, and ensuring code quality across the team. + Mentor junior developers, providing technical guidance, especially in system design, multithreading, and collections. + Work closely with product managers, architects, and other stakeholders to translate requirements into technical specifications, ensuring seamless integration with other system components. **Required Skills and Qualifications:** **Technical Skills:** + Strong experience in Java (8/11) and Spring Framework, with a focus on Spring Boot. + Extensive experience with microservices architecture, including design, development, and deployment. + Knowledge of security best practices and implementation in microservices + Proficient in system design, with a proven ability to architect scalable, reliable, and secure solutions. + Expertise in Java multithreading and concurrency models. + Strong understanding of Java collections, data structures, and algorithms. + Hands-on experience with Docker for containerization and Kubernetes/OpenShift for orchestration. + Experience with Kafka for real-time data streaming and Redis for caching. + Knowledge of cloud platforms like AWS, Azure, or Google Cloud. + Experience with CI/CD tools such as Jenkins, GitLab, or Bamboo. **Soft Skills:** + Excellent problem-solving and analytical skills. + Strong communication skills with the ability to articulate complex technical concepts to non-technical stakeholders. + Ability to work independently and as part of a team in a fast-paced environment. **Education:** + Bachelor’s or master’s degree in computer science, Engineering, or a related field. This job description provides a high-level review of the types of work performed. Other job-related duties may be assigned as required. ------------------------------------------------------ **Job Family Group:** Technology ------------------------------------------------------ **Job Family:** Applications Development ------------------------------------------------------ **Time Type:** Full time ------------------------------------------------------ Citi is an equal opportunity and affirmative action employer. Qualified applicants will receive consideration without regard to their race, color, religion, sex, sexual orientation, gender identity, national origin, disability, or status as a protected veteran. Citigroup Inc. and its subsidiaries ("Citi”) invite all qualified interested applicants to apply for career opportunities. 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