Senior Front-End Engineer

About Proposify

At Proposify, we're revolutionizing the way businesses create and manage proposals. Our innovative platform streamlines the proposal process, helping teams craft compelling, professional proposals that close deals faster and with greater success. We pride ourselves on fostering a dynamic, inclusive, and collaborative work environment where creativity and innovation thrive. As we continue to grow and enhance our offerings, we are looking for talented individuals who are passionate about technology and driven by the challenge of making complex processes simple and efficient.

Join us and be a part of shaping the future of proposal management!

The Senior Front-End Engineer will support the lead in architecture, performance, and evolution of the systems that power Proposify’s core document experience, ensuring scalability, reliability, and an exceptional user experience. In this role, you will shape and evolve the React architecture behind a product used daily by thousands. You will work in a modern Type Script codebase while contributing to modernize legacy areas and improve long-term maintainability.

This role is suited for a contributor who understands scale, performance, accessibility, and architectural trade-offs. Someone who moves with urgency, challenges assumptions, and raises the bar for the engineers around them. You think in systems. You care about durability. You own what you ship.

• Own the Front-End Architecture
• Lead design and implementation of complex features.
• Improve application structure, state management, and component architecture.
• Evolve front-end patterns while modernizing and refining service boundaries.
• Drive decisions around performance, scalability, and long-term maintainability.
• Implement and support a robust, scalable design system.

• Deliver High-Impact Product
• Write clean, well-tested, maintainable code.
• Build reusable components and scalable UI patterns.
• Integrate seamlessly with backend APIs and service-oriented systems.
• Modernize legacy front-end code without disrupting customer experience.

• Raise the Engineering Bar
• Provide thoughtful code reviews and mentor other engineers.
• Advocate for testing, observability, performance monitoring, and accessibility.
• Participate in architectural discussions and explain trade-offs clearly.
• Contribute to continuous improvement of delivery processes and engineering standards.

• Own Production
• Participate in production deployments and incident response.
• Diagnose issues using logs, monitoring tools, and debugging techniques.
• Reduce technical debt and improve reliability over time.
• Contribute to on-call rotation as needed.

• React and Type Script
• NodeJS (NestJS), PHP and Go backend services
• MySQL, Dynamo
  
  DB, Document
  
  DB and Redis
• AWS, including EC2, ECS, EBS, Lambda, S3, Cloud Formation, API Gateway, SQS, Kinesis and more.

• Demonstrated senior-level impact evolving legacy systems and working with service-oriented and event-driven architectures
• Strong experience building and scaling React applications in production, including deep understanding of React patterns (hooks, component architecture, state management)
• Proven experience designing front-end architecture for complex systems
• Proficient in modern JavaScript, Type Script, HTML, and CSS
• Experience implementing and maintaining a design system
• Proven abilities in testing frameworks such as Jest and end-to-end testing tools
• Strong understanding of front-end performance optimization
• Advanced knowledge in building accessible applications that meet WCAG 2.2 Level AA standards
• Experience integrating with RESTful APIs and backend services; familiarity with NodeJS, PHP is a plus
• Knowledge of infrastructure management using AWS is a plus

While Proposify world headquarters is in Halifax, Nova Scotia, we are a 100% remote company with employees working from all over the world. We’ve invested in all of the systems and tools that make remote work enjoyable, productive, and connected. People feel empowered to do their best work and test out ideas. They don’t just ask “Why?” but try “Why not?”

We are a team…