The Java Full Stack Developer will develop backend services, design Microservices, and build responsive UIs with React.js, ensuring integration and performance optimization.
We are seeking a talented Java Full Stack Developer with strong expertise in backend development using Java, Spring Boot, and Microservices, along with frontend experience in React.js. The ideal candidate will be responsible for building scalable, high-performance applications and ensuring seamless integration between frontend and backend systems.
🔧 Key Responsibilities- Develop and maintain backend services using Java and Spring Boot
- Design and implement Microservices architecture
- Build responsive and dynamic user interfaces using React.js and modern JavaScript (ES6+)
- Integrate frontend applications with backend services via RESTful APIs
- Manage application state using Redux or similar libraries
- Collaborate with cross-functional teams including UI/UX, QA, and DevOps
- Optimize applications for performance, scalability, and security
- Participate in code reviews, testing, and deployment processes
- Troubleshoot and resolve technical issues across the stack
- Strong experience in Core Java and Spring Boot
- Hands-on experience with Microservices architecture
- Proficiency in React.js, Redux, and ES6+ JavaScript
- Experience with API integration and UI development
- Strong understanding of frontend-backend interaction
- Familiarity with HTML5, CSS3
- Experience with SQL databases (MySQL, PostgreSQL)
- Experience with AWS/Azure cloud platforms
- Knowledge of Docker, Kubernetes
- Familiarity with CI/CD tools (Jenkins, GitHub Actions)
- Understanding of authentication mechanisms (JWT, OAuth)
- Bachelor’s degree in Computer Science, IT, or related field (or equivalent experience)
Top Skills
AWS
Azure
CSS3
Docker
Github Actions
HTML5
Java
JavaScript
Jenkins
Kubernetes
Microservices
MySQL
Postgres
React
Redux
Spring Boot
SQL
Sapsol Technologies Inc Mississauga, Ontario, CAN Office
5865 McLaughlin Rd, Mississauga, Ontario, Canada, L5R 1B8
Similar Jobs
Fintech • Financial Services
Lead the development of scalable full stack applications, involving complex projects and mentoring junior developers, with a focus on high performance and security.
Top Skills:
AngularApache KafkaAWSAzureDockerGCPGraphQLHazelcastHibernateJavaKubernetesMongoDBNode.jsOracleSpring BootSpring Mvc
Insurance • Financial Services
The role involves developing and operating Spring Boot microservices and modern React applications, focusing on end-to-end feature ownership in a hybrid work environment.
Top Skills:
Aws S3DockerGitHibernateJavaJenkinsOpenshiftPostgresReactSpring BootTypescript
Information Technology • Business Intelligence • Consulting
Design and develop scalable applications in an Agile team, collaborating closely on features while learning and applying new technologies.
Top Skills:
SparkAWSAzureHadoopJavaJavaScriptKafkaKinesisReactSpringTerraform
What you need to know about the Toronto Tech Scene
Although home to some of the biggest names in tech, including Google, Microsoft and Amazon, Toronto has established itself as one of the largest startup ecosystems in the world. And with over 2,000 startups — more than 30 percent of the country's total startups — Toronto continues to attract new businesses. Be it helping entrepreneurs manage their finances, simplifying business operations by automating payroll or assisting pharmaceutical companies in launching new drugs, the city's tech scene is just getting started.

