astra-north

Java Full Stack Developer- Spring Boot, React.js, Node.js

astra-north

Toronto, Ontario, CanadaContractPosted Jul 30, 2026

Job description

Exp level: 4-6 yrs Location: Toronto, ON

  • Hybrid (3 Days WFO) Duration: 6-12 months Key Skills:
  • Node.js
  • ReactJS
  • Advanced Java Concepts
  • Core Java Responsibilities
  • Develop and maintain end-to-end web applications using Java (Spring Spring Boot) and JavaScript frameworks.
  • Design and implement scalable backend services and APIs using Java technologies to support business functionality.
  • Build interactive, responsive UI components using JavaScript, HTML, and CSS to enhance user experience.
  • Integrate front-end interfaces with backend services APIs to ensure seamless data flow across applications.
  • Translate business requirements into technical design and application features aligned with system objectives.
  • Participate in full Software Development Life Cycle (SDLC) requirement analysis, design, development, testing, and deployment.
  • Develop RESTful APIs and microservices architecture for scalable and maintainable systems.
  • Ensure application performance, security, and scalability, including optimization of front-end and back-end layers.
  • Perform code reviews, debugging, and troubleshooting to improve application quality and reliability.
  • Collaborate with UIUX designers, business analysts, and cross-functional teams to deliver high-quality solutions.
  • Write clean, reusable, and maintainable code following coding standards and best practices.
  • Implement client-side validations and UI logic using JavaScript to ensure better user interaction and responsiveness.
  • Work with databases (SQLNoSQL) for data management, integration, and optimization.
  • Leverage version control tools (Git) and CICD pipelines for efficient development and deployment.
  • Continuously learn and adopt new frameworks/tools (e.g., React, Angular, Node.js) to enhance development efficiency.