Senior Full Stack Developer (Java, Spring Boot)

Aviva

Full-time toronto, on IT & Technology

Posted:

June 09, 2026

Location:

toronto, on, Canada

Job Description

Requirements Expert-level Java 17/21 & Spring Boot 3.x; deep Spring ecosystem (MVC, Data JPA, Security 6.x) 
Strong microservices architecture with Spring Cloud; REST API design best practices 
RDBMS expertise (PostgreSQL/MySQL); ORM and query optimization; NoSQL (MongoDB/DynamoDB) a plus 
Messaging (Kafka, RabbitMQ, AWS SQS/SNS); WebFlux/reactive knowledge preferred 
Frontend: Angular 17+, TypeScript; RxJS/Signals; modern build tooling 
Cloud & Infra: AWS hands-on, Docker; Git; CI/CD practices 
Experience: 2–4 years professional Java backend development building production systems 
Soft skills: problem-solving, debugging, communication, teamwork 
(Desirable) AWS certifications; Kubernetes/ECS; GraphQL; Serverless (Lambda) 
(Desirable) Monitoring (CloudWatch/New Relic/Datadog); Elasticsearch; Redis/caching 
(Desirable) Understanding of distributed systems and microservice pat...
                

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Job Overview

Job Type: Full-time

Location: toronto, Canada

Posted: June 09, 2026

Deadline: July 19, 2026