This is a Senior Java Developer position responsible for leading the design, development, and deployment of scalable, high-performance enterprise applications. Resolve variety of high impact problems/projects through in-depth evaluation of complex business processes, system processes, and industry standards Translate complex business requirements into scalable, resilient, and secure technical designs Utilize advanced knowledge of system flow and develop standards for coding, testing, debugging, and implementation Define,maintain, and promote robust architectural patterns, coding standards, and best practices for large-scale, high-throughput enterprise web applications. Provide in-depth analysis with interpretive thinking to define issues and develop innovative solutions Serve as advisor or coach to mid-level developers and analysts,allocatingwork as necessary Conduct rigorous code reviews, mentor junior and mid-level developers, and foster a culture of continuous learning and technical excellence Appropriately assess risk when business decisions are made, demonstrating particular consideration for the firm's reputation and safeguarding Citigroup, its clients and assets, by driving compliance with applicable laws, rules and regulations, adhering to Policy, applying sound ethical judgment regarding personal behavior, conduct and business practices, and escalating, managing and reporting control issues with transparency. 10+ years of skilled experience in software engineering and application development ~ Deep, authoritative knowledge of core Java, including multi-threading, concurrency, memory management, and performance tuning ~ Strong understanding of RESTful API design,microservicesarchitecture,



enterprise integrationpatternsand web application security risks. ~ Strongproficiencyin Oracle Database, including advanced SQL, PL/SQL development, query optimization, indexing strategies, and database schema design. ~ Proven expertise in designing, deploying, and managing scalable microservices within containerized environments, with hands-on experience in orchestration platforms such as Red Hat OpenShift, AWS ECS, or Kubernetes. ~ Experience in implementing and managing distributed caching solutions such asHazelcastorRedistooptimizeapplication performance, manage session state, and reduce database load ~ Bachelor's degree/University degree or equivalent experience ------------------------------------------------------ Full time ------------------------------------------------------ Primary Location Full Time Salary Range: $Automated Processing and AI We use automated processing, including artificial intelligence, for our legitimate business interests (or our reasonable and appropriate business purposes) to identify and align the candidate's skills and abilities with a specific job opening.

Our automated processing and AI do not involve relying on automatic or autonomous decision-making. 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 Accessibility at Citi.

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📌 Senior Java Architect - VP (Mississauga)
🏢 Citigroup
📍 Mississauga