Sr. Java Developer with React.js Exp (Backend Heavy)

Toronto, ON
Hybrid
Posted Oct 16, 2026
1 position

Opens LinkedIn

Employment type: Contract
Experience level: Senior · 5+ years
Posting language: English
Working hours: 40 hours per week
Office presence: 3 days per week
Seniority: Mid-Senior level
Application method: Apply on LinkedIn (LinkedIn sign-in required)

Job summary

Develop backend-heavy applications using Java and related frameworks, while contributing to frontend work with React.js and other web technologies. Integrate services and APIs, support workflow and process design, and help scale engineering teams.

Job details

Title: Sr. Java Developer with React.js Exp( Backend Heavy) Location: Toronto – 3 days a week hybrid Duration: 6+ months Strong hands-on experience with Java/J2EE, Spring, Spring Boot, and dependency injection frameworks. Proficiency in React.js, AngularJS, HTML5, CSS3, and CMS platforms (e.g., WordPress). Experience with REST/SOAP APIs, microservices architecture, and service integration. Solid understanding of database design and management (MySQL, MongoDB). Familiarity with cloud technologies, especially AWS. Experience in workflow/process design and scaling engineering teams. Strong understanding of Agile methodologies and DevOps practices. Excellent problem-solving, communication, and leadership skills.

What you’ll do

Requirements

Requires strong hands-on experience with Java/J2EE, Spring, Spring Boot, dependency injection, APIs, microservices, and database technologies. Also seeks frontend proficiency, AWS familiarity, Agile and DevOps knowledge, and strong problem-solving, communication, and leadership skills.