Build scalable Java applications with ReactJS at Citi as a senior full-stack developer supporting the global OMC platform. This senior Applications Development Technology Lead position expands and modernizes Citi’s client onboarding technology. You will design microservices, RESTful APIs, and reusable services while guiding developers and communicating with stakeholders. The work supports reliable, scalable, real-time solutions across global business operations. Key Responsibilities:

Lead technical design, architecture, and complex application development Develop high-performance microservices and RESTful APIs Guide developers through mentoring, reviews, and constructive feedback Create reusable components using Citi’s development practices Support releases and evaluate concepts through Proof-of-Concepts Requirements:

8+ years of hands-on Java development experience Experience with Spring, messaging, and Java frameworks Proficiency in ReactJS, JavaScript, Redux, HTML5, and CSS3 Experience with scalable microservices, APIs, RDBMS, and NoSQL Bachelor’s degree or equivalent experience Apply Java, ReactJS, architecture, and mentoring expertise to strengthen Citi’s real-time client onboarding platform.

📌 Senior Java Full Stack Developer (Mississauga)
🏢 Citi
📍 Mississauga