Location: Calgary (Hybrid – 3 Days Onsite)Job Type: Full-Time (FTE)Interview Process: In-person interview required in Calgary or MontrealJob SummaryCogency Inc. is seeking a skilled React JS Frontend Developer to build modern, responsive, and high-performing web applications. The ideal candidate will have strong experience in React, frontend architecture, and UI performance optimization, along with the ability to collaborate effectively in a hybrid work environment.Key ResponsibilitiesDevelop and maintain responsive web applications using React JSBuild reusable, scalable, and high-quality UI componentsImplement state management and optimize application performanceIntegrate frontend applications with RESTful APIsCollaborate with backend developers, designers, and QA teamsParticipate in code reviews and ensure adherence to best practicesTroubleshoot and resolve UI/UX issues and performance bottlenecksContribute to UI/UX improvements and frontend architecture decisionsMaintain clean, well-documented,
and testable codeRequired Skills & Experience5+ years of experience in frontend developmentStrong hands-on experience with React JS (components, hooks, lifecycle)Experience with state management (Redux, Context API, or similar)Experience integrating RESTful APIsStrong understanding of responsive design and UI best practicesExperience with Git or similar version control systemsExcellent problem-solving and communication skillsPreferred SkillsExperience with TypeScriptFamiliarity with contemporary frontend build tools (Webpack, Vite, etc.)Knowledge of testing frameworks (Jest, React Testing Library)Experience with CI/CD pipelinesExposure to cloud platforms (AWS, Azure, or GCP)Work ModelHybrid – 3 days per week onsite in CalgaryIn-person interview is mandatory in Calgary or Montreal#J-18808-Ljbffr