We are seeking a Senior React Developer to own and maintain a suite of CI CD migration tools that help engineering teams migrate their build and deployment pipelines to LightSpeed Enterprise LSE Citi s strategic CI CD platform These tools support migrations from various legacy platforms including TeamCity Jenkins and UDeploy You will be responsible for maintaining existing applications implementing new features and ensuring security compliance by addressing CVEs CVMs as they arise Key Responsibilities Own and maintain multiple React-based migration tools built with modern frameworks React 18 19 Vite Proactively identify assess and remediate CVEs CVMs in application dependencies ensuring timely resolution within SLA requirements Perform regular dependency updates and security patching across all migration tool applications Enhance existing features for YAML configuration viewing and editing file download functionality and multi-step migration workflows Integrate with backend services including LightSpeed API Gen AI services and legacy CI CD platform APIs TeamCity Jenkins UDeploy Implement and maintain OIDC-based authentication H2M for secure user sessions Maintain Node js Express backends that serve React applications and handle runtime configuration Write and maintain comprehensive unit tests using Jest and React Testing Library Support Kubernetes Helm-based deployments across DEV UAT COB and PROD environments Work with Docker containerization and Citi s Artifactory for package management Ensure code quality through ESLint Prettier and SonarQube compliance Collaborate with DevOps and security teams on vulnerability assessments and remediation plans Required Skills 5-6 years of qualified experience in frontend development with React js Strong proficiency in React js hooks Context API functional components memoization patterns Experience with modern build tools Vite Webpack or Create React App Proven experience in CVE CVM remediation and dependency management npm audit Snyk or similar tools Solid understanding of RESTful API integration using Axios or similar libraries Experience with authentication protocols OIDC OAuth 2 0 Proficiency in Node js and Express js for backend development Experience with containerization Docker and basic Kubernetes Helm knowledge Strong testing skills with Jest and React Testing Library Familiarity with CSS frameworks Tailwind CSS and enterprise component libraries Experience with Git version control and PR-based workflows Preferred Skills Experience with Monaco Editor or similar code editor integrations Knowledge of YAML JSON configuration management Understanding of CI CD concepts and platforms TeamCity Jenkins UDeploy or similar Experience with enterprise design systems Familiarity with multi-environment deployment strategies Experience with file handling JSZip file-saver in browser applications Understanding of encryption security practices Nice to Have Experience with Gen AI LLM service integrations Hands-on experience with TeamCity Jenkins or UDeploy administration Experience working in financial services or regulated environments Familiarity with Citi s internal tools infrastructure and security policies What You ll Work With React 18 19 Vite Tailwind CSS Node js Express js Monaco Editor Axios OIDC Jest Docker Kubernetes Helm GitHub SonarQube npm Artifactory Job Family Group Technology Job Family Systems Engineering Time Type Full time Most Relevant Skills Please see the requirements listed above Other Relevant Skills For complementary skills please see above and or contact the recruiter Citi is an equal opportunity employer and qualified candidates will receive consideration without regard to their race color religion sex sexual orientation gender identity national origin disability status as a protected veteran or any other characteristic protected by law If you are a person with a disability and need a reasonable accommodation to use our search tools and or apply for a career opportunity review View Citi s and the poster

📌 Senior React Developer (Chennai)
🏢 Citigroup
📍 Chennai