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Java Backend Lead

https://www.citi.com/ Logo

Citi

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Location:
Canada , Mississauga

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Category:
IT - Software Development

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Contract Type:
Employment contract

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Salary:

120800.00 - 170800.00 USD / Year
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Job Description:

We are seeking a highly skilled and experienced Java/Backend Lead to join our dynamic development team. The successful candidate will be responsible for leading the backend engineering efforts for our Content Management Solution, which supports multiple high-traffic websites. This role requires a strong background in Java development, exceptional analytical and problem-solving skills, and a passion for building robust and scalable systems. The ideal candidate will also have a keen interest in and experience with Artificial Intelligence technologies.

Job Responsibility:

  • Lead the design, development, and maintenance of our backend services and APIs
  • Collaborate with cross-functional teams, including front-end developers, product managers, and designers, to deliver high-quality software solutions
  • Architect and implement data integration solutions, including real-time data streaming with Kafka and batch uploads
  • Manage and optimize API gateways to ensure secure, reliable, and performant API consumption
  • Drive performance optimization and scalability initiatives across the platform
  • Mentor and guide junior developers, fostering a culture of technical excellence and continuous improvement
  • Troubleshoot and resolve complex technical issues, ensuring the stability and reliability of our systems
  • Stay up-to-date with the latest industry trends and technologies and advocate for their adoption where appropriate
  • Contribute to the evolution of our architecture to support new features and business requirements

Requirements:

  • Bachelor's degree in Computer Science, Engineering, or a related field
  • 8+ years of professional experience in backend software development
  • Proven expertise in Java and its ecosystem (Spring Framework, Hibernate, etc.)
  • Strong understanding of software architecture principles, design patterns, and best practices
  • Extensive experience with building and consuming RESTful APIs
  • Solid experience with relational and NoSQL databases
  • Excellent analytical and problem-solving skills, with a keen attention to detail
  • Strong communication and interpersonal skills, with the ability to lead and collaborate effectively
  • Preferable experience in Python, Knowledge Graphs, Search engines
  • Knowledge about Artificial technologies GenAI, RAG, Co-Pilot

Nice to have:

  • Master's degree in Computer Science, Engineering, or a related field
  • Experience with Artificial Intelligence, Machine Learning, or Natural Language Processing
  • Hands-on experience with Apache Kafka or other message queuing systems
  • Experience with API gateways (e.g., Apigee, AWS API Gateway)
  • Familiarity with cloud platforms (e.g., AWS, Google Cloud, Azure)
  • Experience with containerization and orchestration technologies (e.g., Docker, Kubernetes)
  • Good knowledge of JavaScript, CSS, HTML, and front-end languages such as React.js, NextJS, Web pack, Bootstrap, SASS, Express, Redux, and Flux
  • Knowledge of performance tuning and optimization techniques
  • Experience working in an Agile/Scrum development environment

Additional Information:

Job Posted:
May 04, 2026

Employment Type:
Fulltime
Work Type:
Hybrid work
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