The Front-End Engineer is responsible for developing and maintaining user-friendly web applications, collaborating with teams, optimizing performance, and writing clean code.
About Us
About the Role
Responsibilities
Qualifications
Benefits
Fifth Door unlocks the power of imagination by making it easy for anyone to create, share, and play turn-based games anywhere, with anyone. We exist to inspire connection, creativity, and community through the limitless joy of games.
Create. Play. Anywhere.
We are seeking a Front-End Engineer who is passionate about delivering outstanding user experiences that delight our users. This is an opportunity to join a fast-moving, ambitious team where your work will have real impact from day one.
- Architect, develop, and maintain highly responsive and user-friendly web applications.
- Collaborate with cross-functional teams to turn mockups and prototypes into elegant, functional code.
- Ensure the technical feasibility of UI/UX designs.
- Optimize applications for maximum speed and scalability.
- Write clean, maintainable, and well-tested code.
- Identify and troubleshoot front-end performance issues.
- Stay current with front-end trends and emerging technologies, bringing ideas back to the team.
Must-Have:
- 3+ years of experience as a front-end engineer or similar role.
- Expert proficiency with React and Typescript.
- Strong understanding of cross-browser compatibility, responsive design, and accessibility standards.
- Familiarity with modern build pipelines and tools (Webpack, Vite, Rollup, etc.).
- Experience integrating with RESTful and realtime APIs.
- Git proficiency and experience working in an agile development environment.
- Proficiency using AI tools in development workflows
Nice-to-Have:
- Interest or experience in animations on the web.
- Some familiarity with back-end technologies is a plus.
- Passion for gaming, creative tools, or AI applications.
- Competitive salary and meaningful equity.
- Health, dental, and vision coverage.
- Flexible work hours and unlimited vacation policy.
- A collaborative, supportive team environment.
- Opportunity to shape product direction and culture early.
Similar Jobs
Fintech • Software • Financial Services
Architect and build a high-performance, low-latency trading web platform. Integrate real-time market data and execution workflows, collaborate cross-functionally on large initiatives, and deliver scalable, performant, user-focused frontend applications with strong attention to API design, tooling, and developer experience.
Top Skills:
ReactTailwindTanstackTypescript
Healthtech • Pet
Lead frontend architecture and strategy across web and mobile, build high-performance React and React Native applications, develop shared component libraries and design systems, optimize performance and accessibility, mentor engineers, collaborate with product/design/backend teams, and resolve complex cross-stack issues.
Top Skills:
ClaudeClickhouseCursorDjangoDjango Rest FrameworkElasticsearchGitGraphQLJavaScriptPostgresPythonReactReact NativeReact-QueryRedisRestTypescript
Big Data • Fintech • Information Technology • Insurance • Software
Lead frontend-leaning full-stack implementation work for carrier and enterprise integrations: architect reusable UI and API layers, author RFCs, guide technical delivery, enforce testing and security best practices, and partner with cross-functional teams to scope and ship production integrations.
Top Skills:
Ci/CdClaude CodeCursorGithub CopilotGoGraphQLGrpcPythonReactRestTypescript
What you need to know about the Chicago Tech Scene
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



