Apps Dev Tech Lead Analyst

Citigroup
📍 Mississauga, ON, Canada 💼 Full-time 🕒 Posted June 02, 2026

Job Description

We are seeking a highly skilled and experienced Backend Java Developer to join our dynamic engineering team. The ideal candidate will be responsible for designing, developing, and maintaining scalable, high-performance, and resilient backend services. This role involves working with a modern technology stack focused on asynchronous, event-based microservices, reactive programming, and robust data persistence solutions. A strong commitment to quality through Test-Driven Development (TDD) and comprehensive unit testing is essential.

**Responsibilities:**

+ Design, develop, and deploy asynchronous, event-driven microservices using Java.
+ Implement solutions leveraging Java Lambdas and Reactive Functional Programming paradigms.
+ Work with NoSQL databases, specifically MongoDB, for efficient data storage and retrieval.
+ Utilize Elasticsearch for building powerful search and analytics capabilities.
+ Integrate and develop event streaming solutions with Apache...

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Job Details

  • Location Mississauga, ON
  • Job Type Full-time
  • Category other-general
  • Posted Date June 02, 2026
  • Application Deadline June 08, 2026