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As a Senior Software Engineer, you'll build scalable applications, mentor junior engineers, and ensure the reliability of services on the Checkout Platform, collaborating with cross-functional teams.
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About the Role
Location: Northfield, IL
We are seeking a highly experienced Sr. Software Engineer – UI Developer to lead the design and implementation of scalable, resilient, and high-performance applications. This role is pivotal in modernizing e-commerce platform, integrating with cutting-edge SaaS solutions, and ensuring systems are designed for resiliency, reliability, and operational excellence. As a senior team member, you will drive technical design decisions, mentor junior developers, and embed Site Reliability Engineering (SRE) best practices into our workflows.
Key Responsibilities
1. Front-End Development Leadership
- Lead the design and development of responsive, dynamic, and cloud-native front-end applications using React and Next.js
- Architect and implement server-side rendering (SSR) solutions for optimal performance and SEO compliance.
- Utilize Cloudflare for CDN, edge computing, and security to enhance application delivery and reliability.
2. Cloud-Native Development
- Build, deploy, and manage applications using Azure services like Azure App Services, Azure Front Door, and Azure Static Web Apps.
- Integrate front-end applications with Azure PaaS offerings, such as Azure API Management, Azure Functions, and Azure Redis Cache.
- Drive adoption of modern front-end patterns, including Micro Front-End Architectures (e.g., Single SPA, Module Federation).
3. Performance Optimization and Security
- Optimize application performance through caching, lazy loading, and content delivery techniques.
- Implement secure designs and protocols (OAuth2, OpenID Connect) to protect applications and data.
- Monitor and resolve issues using Azure Monitor, Cloudflare analytics, and similar tools.
4. Continuous Improvement and Support
- Stay current with emerging trends in front-end and cloud-native development.
- Contribute to Agile ceremonies and promote a culture of continuous improvement within the team.
- Support production applications and ensure high availability by participating in on-call rotations as needed.
Core Requirements
- Front-End Development:
- 10+ years of hands-on software development experience, with 6+ years in cloud-native architecture.
- Advanced expertise in JavaScript, TypeScript, React (16+).
- Proficiency with SSR frameworks like Next.js or Nuxt.js.
- Strong knowledge of HTML5, CSS3, SCSS, and responsive design principles.
- Azure Expertise:
- Extensive experience with Azure App Services, Azure Front Door, Azure CDN, and other Azure PaaS offerings.
- Hands-on experience with Azure DevOps for CI/CD pipeline creation and automation.
- Cloudflare Knowledge:
- Deep understanding of Cloudflare Workers, caching strategies, DDoS protection, and WAF (Web Application Firewall).
- API Integration:
- Proficiency in interfacing with RESTful APIs and GraphQL services.
- Leadership Skills:
- Demonstrated ability to mentor and lead teams in technical implementations.
- Strong communication skills to drive alignment across technical and business stakeholders.
Preferred Skills
- Familiarity with build tools like Webpack, Vite, npm, or yarn.
- Understanding of accessibility standards and best practices (WCAG).
- Experience with containerization tools like Docker and orchestration with Kubernetes.
- Knowledge of Agile/Scrum methodologies and CI/CD best practices.
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With vibrant neighborhoods, great food and more affordable housing than either coast, Chicago might be the most liveable major tech hub. It is the birthplace of modern commodities and futures trading, a national hub for logistics and commerce, and home to the American Medical Association and the American Bar Association. This diverse blend of industry influences has helped Chicago emerge as a major player in verticals like fintech, biotechnology, legal tech, e-commerce and logistics technology. It’s also a major hiring center for tech companies on both coasts.
Key Facts About Chicago Tech
- Number of Tech Workers: 245,800; 5.2% of overall workforce (2024 CompTIA survey)
- Major Tech Employers: McDonald’s, John Deere, Boeing, Morningstar
- Key Industries: Artificial intelligence, biotechnology, fintech, software, logistics technology
- Funding Landscape: $2.5 billion in venture capital funding in 2024 (Pitchbook)
- Notable Investors: Pritzker Group Venture Capital, Arch Venture Partners, MATH Venture Partners, Jump Capital, Hyde Park Venture Partners
- Research Centers and Universities: Northwestern University, University of Chicago, University of Illinois Urbana-Champaign, Illinois Institute of Technology, Argonne National Laboratory, Fermi National Accelerator Laboratory
