Job Summary:
InterSources Inc is seeking a React.js Lead Developer to join their team in Plano, TX. The role involves designing, developing, and maintaining web applications and APIs, collaborating with product teams, and mentoring junior developers.
Responsibilities:
• Design, develop, test, release, and maintain new and existing web applications built with React
• Design, develop, test, release, and maintain new and existing APIs (if full stack)
• Collaborate with the product team to understand requirements and define solutions
• Present low-level design or approach for the solution before development begins
• Write reusable, maintainable, and scalable front-end code using best practices
• Build high-performance, responsive, dynamic, and user-friendly web interfaces
• Write readable, simple, and deterministic unit and integration tests
• Collaborate with cross-functional teams including designers, back-end developers, and QA
• Implement and maintain automated testing and CI/CD pipelines
• Debug, troubleshoot, and optimize application performance across browsers and devices
• Work in Agile teams and follow Agile development methodologies
• Mentor junior developers and provide guidance on front-end best practices
Qualifications:
Required:
• Bachelor's degree in computer science, Engineering, or a related field
• 10+ years of experience in front-end development with React
• 6+ years of experience working with leading front-end frameworks such as React, Angular, or Vue
• 6+ years of experience building scalable and resilient web applications at enterprise scale
• Strong knowledge of state management tools like Redux and Redux Persist
• Proficiency in testing frameworks such as Jest and React Testing Library
• Experience integrating headless CMSs or other content management systems
• Familiarity with third-party libraries, SDKs, and RESTful APIs
• Experience with web analytics, performance monitoring, and logging tools
• Experience with real-time monitoring and error tracking (e.g., Sentry, LogRocket)
• Proficiency with Git for version control
• Strong analytical and problem-solving skills
• Understanding of CDNs and performance optimization techniques
• Good understanding of CI/CD pipelines and deployment workflows
Preferred:
• Experience with cloud platforms such as AWS, Azure, or GCP
• Familiarity with DevOps tools like Jenkins, Bitbucket Pipelines, GitHub Actions, etc.
• Exposure to backend or full-stack development (Node.js, Express)
• Understanding of accessibility standards and cross-browser compatibility
• Basic knowledge of native development (Swift, Java) is a plus but not required
Company:
InterSources Inc. solves operational problems where protection, performance, compliance, AI, and workforce capability must work together. Founded in 2007, the company is headquartered in Fremont, USA, with a team of 501-1000 employees. The company is currently Late Stage.