Top Senior Front End Developer Jobs in Kansas City, MO

Build and scale high-performance, data-driven React web applications and visualization-heavy, map-based interfaces. Integrate with REST/GraphQL APIs, optimize rendering for real-time large datasets, contribute to frontend architecture, reusable UI systems, testing, and cross-functional collaboration to support mission-critical workflows.

Lead architecture and implementation of Aragorn AI's frontend: build scalable React/TypeScript applications, evolve micro-frontend architecture, develop and maintain a reusable design system, optimize performance, collaborate with design and backend teams, own CI/CD for frontend, and drive frontend technical standards and documentation.

The role involves developing large-scale applications using HTML, CSS, JavaScript, and React/WordPress, code reviews, and crafting UI components while ensuring high quality and accessibility.

Lead the development of a scalable frontend web application for an AI photo platform, recommend technologies, and ensure performance optimization.

The role involves building creative tools for content editing, enhancing features with PixiJS and WebGL, and improving collaboration workflows.

Build and maintain scalable, high-performance web applications and data-visualization platforms using React, Redux, Vite, and TypeScript. Collaborate with cross-functional teams to design features, write clean code and tests, debug, contribute to APIs, mentor junior engineers, and apply modern development practices including CI/CD and accessibility considerations.

Build and ship performant, polished frontend features using React/TypeScript. Refactor code incrementally, implement smooth animations, contribute to backend Node.js APIs when needed, use AI-assisted tools, own production deployments, and collaborate directly with CTO/CPO on product and design.

Build and maintain TypeScript/React frontends and SDKs for the Nomina web3 platform, create user-facing dapps, improve developer documentation and DX, and collaborate with product and engineering to deliver high-quality, mobile-friendly features.

Build and maintain fast, intuitive frontend applications for blockchain and Web3 products. Collaborate with product, design, and engineering teams; develop reusable components and frontend architecture; integrate wallets and smart-contract interactions; improve performance, reliability, and accessibility; participate in technical planning and code reviews; mentor other developers and establish frontend best practices.

The role involves building robust software solutions, mentoring engineers, analyzing business problems, and contributing to technical strategy in a collaborative environment.

Develop and maintain Ubegos frontend products: mobile/web quest experiences, user and creator dashboards, admin panel, marketing features, and third-party integrations. Work in one-week Scrum sprints, perform code reviews, contribute to software architecture, and use modern frontend frameworks, relational databases, and AI-assisted coding tools.