Senior Full Stack Developer

Citigroup

  • Mississauga, ON
  • Permanent
  • Full-time
  • 14 days ago
Job Summary:We are looking for a highly skilled and experienced Senior Full Stack Developer with expertise in Java, Spring Boot, Angular, Docker, and Kubernetes. The ideal candidate will be responsible for designing, developing, and deploying scalable web applications while ensuring seamless integration between front-end and back-end systems. You will play a key role in implementing containerized applications and managing deployments using Kubernetes.Key Responsibilities:
  • Design, develop, and maintain scalable and high-performance web applications using Java, Spring Boot, and Angular.
  • Build and integrate RESTful APIs to enable seamless communication between front-end and back-end systems.
  • Develop reusable and modular Angular components, services, and directives.
  • Implement microservices architecture and containerize applications using Docker.
  • Orchestrate and manage containerized applications using Kubernetes.
  • Collaborate with cross-functional teams, including UI/UX designers, QA engineers, and DevOps teams, to deliver high-quality software solutions.
  • Implement security best practices, including authentication and authorization using Spring Security and JWT.
  • Write clean, maintainable, and well-documented code following industry best practices.
  • Participate in code reviews, provide constructive feedback, and mentor junior developers.
  • Work in an Agile/Scrum environment and contribute to sprint planning, daily stand-ups, and retrospectives.
  • Deploy applications on cloud platforms such as AWS or Openshit using Docker and Kubernetes.
  • Proactively identify system bottlenecks and lead initiatives to optimize application performance, ensuring high availability and responsiveness.
  • Establish and enforce stringent coding standards, conduct architectural reviews and thorough code reviews, promoting clean, maintainable, and well-documented code.
  • Proactively identify emerging technologies and drive technical initiatives to continuously improve system architecture, development processes, and overall engineering excellence
Required Skills and Qualifications:
  • 6 - 10 years of professional experience in full-stack development.
  • Proven experience in designing and implementing complex, scalable, and high-performance enterprise-level applications.
  • Expert-level proficiency in Java (8/11/17+) and Spring Boot, including advanced features, reactive programming, and performance tuning.
  • Expert-level hands-on experience with Angular (8/10/12+) and TypeScript, including architectural patterns, state management (e.g., NgRx), and performance optimization techniques for large-scale applications.
  • Proficient in building RESTful APIs and integrating them with front-end applications.
  • Experience with containerization using Docker and orchestration using Kubernetes.
  • Strong understanding of microservices architecture and event-driven systems.
  • Experience with relational databases like Oracle.
  • Familiarity with NoSQL databases like MongoDB is a plus.
  • Knowledge of front-end technologies, including HTML5, CSS3, and JavaScript (ES6+).
  • Familiarity with state management libraries like NgRx or Redux.
  • Experience with testing frameworks like JUnit, Mockito, Jasmine, and Karma.
  • Knowledge of cloud platforms like AWS (EC2, S3, RDS) or Openshit.
  • Strong problem-solving skills and attention to detail.
  • Demonstrated strong leadership skills, with a proven track record of successfully mentoring junior developers, and fostering technical growth.
  • Excellent communication and teamwork skills.
Preferred Qualifications:
  • Experience with CI/CD pipelines and tools like Teamcity, tekton, GitHub and etc.
  • Good understanding with caching mechanisms like Elastic.
  • Knowledge of monitoring tools like Prometheus and Grafana.
  • Certifications in Java, AWS, Docker, or Kubernetes are a plus.
  • Experience in leveraging GitHub Copilot and other AI tools.
Education:
  • Bachelor’s or Master’s degree in Computer Science, Information Technology, or a related field
Job Family Group: TechnologyJob Family: Applications DevelopmentTime Type: Full timeMost 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.

Citigroup