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Added 2 days ago
Java Full Stack Developer
Aarorn Technologies Inc
Toronto, ON
$50 CAD / hour
Contract
Experience and knowledge with Java, J2EE, Spring, Spring Boot, RESTful APIs, Microservices, and NoSQL/SQL databases.
Added 2 days ago
Senior Java Developer, Assistance Vice President
Citi
Mississauga, ON
Full-time
4+ years of relevant experience in Java (JDK 1.8 or more) , experience with Spring Boot, KAFKA, GRPC, ECS, Mongo, REST API, JUNIT and SQL Basics
Added 2 days ago
Senior Engineering Manager
Xplore Inc
Markham, ON
Full-time
…Golang (Go). Experience with C# .NET, JavaScript/TypeScript, Java, or other modern development platforms is considered an…
Added 3 days ago
Senior Engineering Manager
Xplore Inc.
Markham, ON
Full-time
…Golang (Go). Experience with C# .NET, JavaScript/TypeScript, Java, or other modern development platforms is considered an…
Added 3 days ago
Applications Development Technology Lead Analyst - Lead Java Developer - Vice President
Citi
Mississauga, ON
Full-time
The Applications Development Technology Lead Analyst (Lead Java Developer) is a senior-level position responsible for leading the architectural design, implementation, and continuous…
Added 3 days ago
Java Full stack With React Developer
NAM Info Inc
Mississauga, ON
Full-time
We are looking for an experienced Java + React Full Stack Engineer to design, develop, test, deploy, and maintain scalable enterprise applications. The ideal candidate will have strong…
Added 6 days ago
Senior MuleSoft Integration Developer
Royal Bank of Canada
Toronto, ON
Full-time
Java Development & Microservices – Develop and maintain Java applications and microservices; build custom connectors and extensions; implement object-oriented design patterns and best…
Added 23 days ago
Senior Technical Manager
Loblaw Companies Limited
Toronto, ON
Full-time
…This role involves leveraging advanced technologies, including Java/Spring Boot microservices, Google Cloud Platform with Kubernetes, and modern front-end frameworks such as React. Here,…
Added 7 days ago
Senior Manager, Back-End Development
RBC
Toronto, ON
Full-time
…alongside your team, creating high-performance, event-driven microservices using Java and Spring Boot, while developing talent and driving team performance to shape the future of our core…
Added 6 days ago
Backend Java Developer, Officer
Citi
Mississauga, ON
Full-time
Deep understanding of Core Java (Java 17/21), including modern features (Lambdas, Streams, Records, Pattern Matching), multi-threading, concurrency, and memory management.
Added 6 days ago
Java Software Engineer
Tekshapers
Mississauga, ON
Full-time
Microservices architecture (service decomposition, API contracts)
Added 7 days ago
Full Stack Developer Java
Apptoza Inc.
Toronto, ON
Contract
Senior Full Stack Developer Java / Angular - Angular, Java, Spring boot, RestApi, Kafka, SQL, Docket, OpenShift, JWT, OIDC, Devops, AI & ML Models
Added 7 days ago
Sr Java Backend Developer
Tekgence Inc
Toronto, ON
Contract
Added 8 days ago
Director, Data Platform Engineering
TD
Toronto, ON
Full-time
Added 8 days ago
Intermediate Java Developer
CIBC
Toronto, ON
Full-time
You can demonstrate experience in: Java/J2EE, Spring/Springboot, Web Services (SOAP, JSON and RESTFul). Proven and solid hands-on experiences in Microservices and API development in an…
Added 8 days ago
Java MS developer
Tata Consultancy Services
Mississauga, ON
$100,000 to $130,000 CAD / year
Full-time
Java 17, (Java 8 features - must have), Microservice, Spring boot, Rest API, Spring Security,
Added 8 days ago
Senior Java Technical Lead- 10+ years experience MUST
Q1 Technologies, Inc.
Toronto, ON
$58 to $60 CAD / hour
Contract
Design, develop, and maintain enterprise-grade applications using Java, Spring Boot, and Microservices architecture.
Added 8 days ago
Senior Full Stack Developer (Java, Angular)
Royal Bank of Canada
Mississauga, ON
Full-time
This position is a senior Java Application Full-Stack developer (TSA-Technical Systems Analyst) working to develop new and extend existing applications in the RBC Insurance Digital…
Added 8 days ago
Java Technical Lead
Astra-North Infoteck Inc. ~ Conquering today’s challenges, achieving tomorrow’s vision!
Toronto, ON
Full-time
Design, develop, and maintain enterprise-grade applications using Java, Spring Boot, and Microservices architecture.
Added 8 days ago
Senior Java Technical Lead
J&M Group
Toronto, ON
Contract
Design, develop, and maintain enterprise-grade applications using Java, Spring Boot, and Microservices architecture.
Added 8 days ago
Senior Java Technical Lead
Net2Source (N2S)
Toronto, ON
Contract
Design, develop, and maintain enterprise-grade applications using Java, Spring Boot, and Microservices architecture.
Added 8 days ago
Senior Full Stack Developer (Java, Angular)
RBC
Mississauga, ON
Full-time
This position is a senior Java Application Full-Stack developer (TSA-Technical Systems Analyst) working to develop new and extend existing applications in the RBC Insurance Digital…
Added 8 days ago
Lead Java Developer
TSR Consulting
Mississauga, ON
Contract
Java (11+ preferred), Spring Boot, Spring Cloud
Added 8 days ago
Integration Development Lead
Cloud SynApps Inc.
Mississauga, ON
Contract
· Strong hands-on background in Apache Camel (DSL - Java or XML), Spring Boot, and microservices deployment patterns on OpenShift/Red Hat
Added 9 days ago
Sr Developer, High Value Payments Engineering
Royal Bank of Canada
Toronto, ON
Full-time
As part of a major payment modernization initiative, Royal Bank of Canada is seeking a senior developer to actively to contribute to the evolution and modernization for our next-generation…

Aarorn Technologies Inc

Java Full Stack Developer

Toronto, ON, Canada

Pay: $50 CAD / hour
Job type: Contract
Apply by: Mar 21, 2027
Posting language: English
Posted: Sep 22, 2026

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Original job description

Job Title: Java Full stack Developer

Location: Toronto, ON (4x onsite a week)

Employment Type: Contract

Pay Rate: CAD$50/HR INC

Interview Type: Face 2 Face (Onsite Interview Only)

Must Have

Experience and knowledge with Java, J2EE, Spring, Spring Boot, RESTful APIs, Microservices, and NoSQL/SQL databases.

3+ in front end tech such as Vue / React

Extensive experience in developing and maintaining applications using Scala/Java. Proficient in building scalable and robust applications using Spring Framework (Spring Core, Spring MVC, Spring Data, Spring Security) and Spring Boot for microservices architecture. Expertise in designing and implementing RESTful APIs and integrating them with various back-end systems. Skilled in developing and deploying microservices with a focus on high availability, fault tolerance, and scalability.

Expertise in working with Big Data technologies, including large-scale data processing, and Kafka for real-time data streaming and event-driven architectures. Skilled in designing and implementing data pipelines and ETL processes for large-scale data ingestion and transformation.

Experience with DevOps practices and tools, including Jenkins for continuous integration and delivery (CI/CD),Jenkins and GitHub for version control and collaboration. Proficient in CI/CD pipelines, automating deployments, and monitoring application performance.

Expertise in cloud technologies, including OpenShift, Microsoft Azure. Skilled in deploying, managing, and scaling applications in cloud environments, leveraging services such as Kubernetes, Docker, and Azure DevOps. Experienced in designing cloud-native applications and implementation.

In-depth understanding of object-oriented design principles, including SOLID principles, design patterns, and best practices for building maintainable and reusable code. Proficient in functional programming paradigms, including immutability, higher-order functions, and lambda expressions, with a focus on writing clean, efficient, and testable code.

Nice-to-have

Background working in Fraud/Financial Analytics

Elastic Search, Snowflake

GenAI and Data Science experience

Disclaimer: AI tools may assist in the recruitment process; however, all hiring decisions are made by the recruitment team based on a comprehensive evaluation of candidates.

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More about this job

Responsibilities

The developer will design, build, and maintain scalable microservices and cloud-native applications using Java and Spring. They are also responsible for implementing data pipelines, managing ETL processes, and ensuring high availability through CI/CD practices.

Requirements

Candidates must have extensive experience with Java, Spring Boot, and front-end technologies like Vue or React. Proficiency in cloud platforms, microservices architecture, and Big Data technologies such as Kafka is required.

Skills

Java
J2EE
Spring Boot
Microservices
RESTful APIs
Vue
React
Scala
Kafka
ETL
Jenkins
Kubernetes
Docker
Azure
OpenShift
SQL

Visa sponsorship

Not detected in the job text

Keywords

Java
Spring Boot
Microservices
RESTful APIs
Vue
React
Scala
Kafka
ETL
Jenkins
GitHub
Kubernetes
Docker
Azure
OpenShift
SQL
NoSQL
CI/CD
Cloud-native
Object-oriented design
SOLID principles
Functional programming
Data pipelines
Fraud Analytics
Elastic Search
Snowflake
GenAI
Data Science
DevOps
Event-driven architecture

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