Java Full Stack Developer/Spring Boot/

2 weeks ago


Brampton, Ontario, Canada COGNITO INC Full time $80,000 - $120,000 per year

We have 2 urgent openings for Java Full Stack Developer with different skill set.

Title: Java Full Stack Developer- Need 9+ yrs of experience

Location: Brampton, ON

Position Overview

We are seeking talented Full Stack Developers to join our development team and contribute to an exciting project involving modern web and mobile technologies.
The ideal candidates will have strong experience in both frontend and backend development, with expertise in Spring Boot, ReactJS, React Native, and event-driven architectures.

Key Responsibilities

  • Develop and maintain robust backend services using Spring Boot framework
  • Build responsive and interactive web applications using ReactJS
  • Create cross-platform mobile applications using React Native
  • Design and implement event-driven architectures using Apache Kafka
  • Collaborate with cross-functional teams to design, develop, and deploy scalable solutions
  • Write clean, maintainable, and well-documented code
  • Participate in code reviews and maintain high coding standards
  • Troubleshoot and debug applications to optimize performance
  • Work with RESTful APIs and integrate third-party services
  • Implement real-time data streaming and messaging solutions
  • Participate in agile development processes and sprint planning

Required Technical Skills

  • Backend Development: Strong proficiency in Spring Boot, Java, and REST API development
  • Frontend Development: Extensive experience with ReactJS, JavaScript (ES6+), HTML5, CSS3
  • Mobile Development: Hands-on experience with React Native for cross-platform mobile app development
  • Message Streaming: Experience with Apache Kafka for real-time data processing and event streaming
  • Database: Working knowledge of relational databases (ORACLE)
  • Version Control: Proficiency with Git and collaborative development workflows
  • Testing: Experience with unit testing frameworks and testing methodologies

Preferred Skills (Good to Have)

  • Container Orchestration: Experience with Kubernetes for deployment and scaling

Title: Java Full Stack Developer

Location: Brampton, ON (4 days a week onsite from Oct & 100% onsite from Feb'2026)

Need 8+ years of overall experience

Job Summary:

We are seeking a highly skilled Senior Java Full Stack Developer to join our onsite team. The ideal candidate will have deep experience in backend development with Java and , complemented by strong front-end capabilities and a solid foundation in system operations, containers, and CI/CD. Experience in the telecom domain (SPSDEL, DOCSIS, CMTS, SNMP) is a strong plus.

Key Responsibilities:

  • Design, develop, and maintain full stack applications using Java, , Express, and front-end frameworks.
  • Manage Linux environments and write automation scripts for deployments and configurations.
  • Develop and deploy containerized applications using Docker and Kubernetes.
  • Implement secure service discovery and configuration using Consul and Vault.
  • Integrate and manage CI/CD pipelines using Jenkins.
  • Build responsive web interfaces using Bootstrap JS, jQuery, CSS, and related front-end technologies.
  • Create and maintain shell scripts and utilize cURL for API and network-related testing.
  • Collaborate with cross-functional teams to understand requirements and deliver quality solutions.

Required Skills:

  • Strong hands-on experience in Java, , Express, and front-end web technologies.
  • Proficient in Linux system administration and scripting (Bash, Shell).
  • Experience with Docker, Kubernetes, and CI/CD pipelines (Jenkins).
  • Knowledge of Consul and Vault for service registration and secret management.
  • Expertise in Bootstrap JS, jQuery, CSS, and responsive UI development.
  • Strong debugging and API testing skills using cURL and Postman.


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