Senior Fullstack Engineer

Horizon Media is a marketing and advertising firm seeking a Senior Front End Software Engineer to design and develop scalable front-end applications using React.js, TypeScript, and Next.js. The role involves building modern user interfaces, integrating with backend services, and collaborating with cross-functional teams.

• Design, develop, and maintain scalable front-end applications using React.js, TypeScript, and Next.js
• Architect reusable, component-based user interfaces that support long-term scalability and maintainability
• Design and implement integrations with REST APIs and complex JSON data models
• Build modern, responsive web applications using established front-end engineering best practices
• Develop and maintain applications utilizing micro frontend architecture and Module Federation
• Collaborate with backend engineers to integrate APIs and deliver end-to-end functionality
• Participate in architecture discussions and contribute to technical design decisions
• Perform code reviews and contribute to the adoption of engineering best practices
• Work closely with product managers, designers, and fellow engineers throughout Agile development cycles
• Write clean, maintainable, and well-documented code
• Troubleshoot complex browser, networking, and application performance issues
• Deploy, maintain, and support front-end applications within AWS environments
• Contribute to application performance optimization and overall software quality
• Follow established coding standards and contribute to continuous improvement initiatives

• Bachelor's degree in Computer Science or related field
• 10+ years developing scalable/ high performant front-end applications
• Expert-level proficiency with React.js, JavaScript (ES6+), HTML5, and CSS3
• Extensive experience with TypeScript in large-scale applications.
• Experience with Next.js
• Deep understanding of component-based architecture and reusable UI design.
• Experience designing maintainable, scalable front-end architecture.
• Experience consuming and integrating REST APIs
• Strong understanding of asynchronous programming, Promises, async/await.
• Strong understanding of state management patterns (Context API, Redux Toolkit, Zustand).
• Experience working with complex JSON data models and API integrations.
• Proficiency with Git workflows including branching strategies, pull requests, code reviews, merge conflict resolution, and release management
• Experience debugging complex browser, network, and performance issues using modern developer tools.
• Experience working in an Agile development environment.
• Experience deploying and supporting front-end applications in AWS environments (Amplify, Elastic Beanstalk, CloudFront, Route53, S3, ACM)
• Understanding of AWS networking and infrastructure concepts including security groups, load balancers, DNS, SSL certificates, and IAM.

• discretionary bonus
• health insurance coverage
• life and disability insurance
• retirement savings plans
• company paid holidays and unlimited paid time off (PTO)
• mental health and wellness resources
• pet insurance
• childcare resources
• identity theft insurance
• fertility assistance programs
• fitness reimbursement