👨🏻‍💻 postech.work

Java Full Stack Developer

COGNITO INC • 🌐 In Person

In Person Posted 6 days ago

Job Description

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

1.Title: Java Full Stack Developer

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

Need 8+ years of overall experience

Role Overview:

We are seeking a skilled Full Stack Developer with strong expertise in modern web technologies and system administration. The ideal candidate will have hands-on experience building scalable web applications and managing Linux-based infrastructure.

KEY RESPONSIBILITIES

Develop and maintain full-stack web applications using

Java and Node.js

Build robust APIs using Express.js framework

Create responsive, user-friendly front-end interfaces

Manage Linux servers and automate tasks through scripting

Implement service discovery and secret management solutions

Debug applications and perform comprehensive API testing

Collaborate with cross-functional teams to deliver high-quality software

REQUIRED TECHNICAL SKILLS

Backend Development

Java: Strong hands-on experience with Java application development

Node.js: Proficient in server-side JavaScript development

Express.js: Experience building RESTful APIs and web services

Frontend Development

HTML5, CSS3, JavaScript: Solid foundation in core web technologies

Bootstrap: Expertise in responsive framework implementation

jQuery: Proficient in DOM manipulation and event handling

Responsive Design: Experience creating mobile-first, cross-browser compatible UIs

System Administration

Linux: Proficient in Linux system administration and server management

Bash/Shell Scripting: Strong scripting skills for automation and deployment

Command Line Tools: Comfortable working in terminal environments

DevOps \& Infrastructure

Consul: Knowledge of service registration and discovery

Vault: Experience with secret management and security practices

Configuration Management: Understanding of distributed system configuration

Kubernetes: Knowledge of container orchestration would be a big plus

Testing \& Debugging

API Testing: Strong skills using cURL and Postman for API validation

Debugging: Proficient in troubleshooting applications and system issues

Performance Testing: Experience optimizing application performance

PREFERRED QUALIFICATIONS

Bachelor's degree in Computer Science, Engineering, or related field

5+ years of experience in full-stack development

Experience with version control systems (Git)

Familiarity with containerization technologies (Docker)

Understanding of microservices architecture

Experience with CI/CD pipelines

Kubernetes working knowledge

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

Location: Brampton, ON (4 days a week onsite from Oct and then 5 days a week onsite from Feb 2026)

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

Get job updates in your inbox

Subscribe to our newsletter and stay updated with the best job opportunities.