Source Job

$190,800–$267,100/yr
US

  • Evolve Reddit’s cross-platform design system.
  • Collaborate cross-functionally with product teams, designers, and engineers.
  • Improve web performance at scale.

TypeScript JavaScript Node.js React Vue

20 jobs similar to Senior Web Engineer, UI Platform

Jobs ranked by similarity.

US

  • Work cross-functionally with product, design, and engineering to build novel products and features.
  • Contribute to standards that improve developer workflows and mentor engineers.
  • Own the full development cycle for major projects, from design to launch.

Reddit is a community-driven platform built on shared interests and trust, facilitating open conversations. With over 100,000 active communities and approximately 121 million daily active unique visitors, Reddit stands as one of the internet’s largest sources of information.

Unlimited PTO

  • Own and evolve core frontend libraries and the application platform that Vannevar's products are built on
  • Design and implement shared infrastructure: routing, authentication, error handling, UI components, and cross-app patterns
  • Improve developer experience: faster local dev, better build pipelines, and clearer documentation

Vannevar is a defense technology company building AI to deter adversaries. They are a small agile team combining world-class engineers with veteran strategists who bring deep expertise in defense and tradecraft.

$200,000–$265,000/yr
US Unlimited PTO

  • Lead complex frontend initiatives, partnering with multiple teams to deliver experiences used by millions.
  • Provide technical leadership by shaping architecture and helping engineers execute effectively.
  • Improve performance, reliability, and maintainability across Medium’s web platform.

Medium is building the best place for reading and writing on the internet, where thoughtful ideas can find an audience and writers are rewarded for depth. It is a fully remote company with teammates across the U.S. and France, guided by principles like Humans First and Deepen Understanding.

US

  • Build and ship production features in React (legacy SPA) with TypeScript.
  • Contribute to our Astro-based static and mixed-rendering architecture.
  • Implement performance optimizations that improve Core Web Vitals (LCP, CLS, INP).

Gametime unites the world through shared experiences by making it easy for people to discover and access live events. With platforms supporting more than 60,000 events across the US and Canada, they are reimagining the event ticket industry.

Europe Unlimited PTO

  • Implement robust solutions using Vue.js 3, Typescript and Javascript
  • Optimize and improve the codebase while identifying product enhancements and collaborating with the team to resolve bugs
  • Leverage strong analytical skills and experience in building large-scale SaaS apps like CRM, CMS, and ERP

Ingenious.Build has developed a platform for companies in the real estate and construction industries worldwide, enabling them to manage projects. They foster a collaborative environment where team members influence the product and solve challenges.

Europe 5w PTO 26w maternity 6w paternity

  • Building and evolving core platform capabilities like workspace management, permissions, and governance
  • Improving how data flows across workspaces, making content more flexible and connected
  • Driving the implementation of Workspace 2.0, helping redefine how customers structure and manage their work

TheyDo offers an AI-powered journey management platform that helps the world’s largest enterprises align around their customers. They are backed by $50M from top-tier investors, with a fully remote team representing 30+ nationalities across 27 countries and are united by a customer-led, people-first culture.

US

  • Develop and implement scalable web applications that enhance functionality and user experience.
  • Utilize modern frameworks and technologies for improvements, while performing code reviews to maintain high code quality.
  • Integrate backend services and APIs to ensure seamless functionality within the applications.

Included Health is a healthcare company, delivering integrated virtual care and navigation. They're on a mission to raise the standard of healthcare for everyone, breaking down barriers to provide high-quality care for every person in every community. They are an Equal Opportunity Employer.

$220,000–$290,000/yr
Global 3w PTO

  • Architect cross-platform experiences using React and Next.js.
  • Scale and maintain a shared design system across multiple applications.
  • Optimize performance focusing on SEO, accessibility, caching, and bundle size.

Jobgether is a platform that uses AI to match job applicants with roles. They ensure applications are reviewed quickly and objectively using an AI-powered matching process.

$36,084–$84,196/yr
Global

  • Design, build, and scale robust frontend architectures using modern frameworks and standards (e.g., React, TypeScript, Next.js, Three.js).
  • Create interactive user interfaces for real-time 3D visualizations, dashboards, and mobile-responsive tools.
  • Architect complex frontend data flows and state management, optimizing client-side performance, integrating with various APIs (REST/GraphQL), and handling large datasets.

Doxel brings computer vision and AI to construction, giving teams real-time visibility into progress, risk, and execution. With a rapidly growing team of engineers, scientists, construction veterans, and Enterprise go-to-market teams, they're driven to help their customers win.

$200,000–$240,000/yr
US Unlimited PTO

  • Develop new applications & contribute towards the UI and potentially middle-layer development
  • Design and implement solutions to achieve a delightful and intuitive user experience
  • Contribute to the underlying platform to ensure it is extensible, scalable, and secure

Machinify is a leading healthcare intelligence company with expertise across the payment continuum, delivering unmatched value, transparency, and efficiency to health plan clients across the country. They have a team of strong programmers and problem solvers who are committed to engineering excellence.

$190,000–$220,000/yr
US

  • Solve complex front-end architecture problems, ensuring scalability, performance, and maintainability
  • Develop and ship high-quality new features using Vue
  • Drive forward cross-functional projects and best practices across engineering, design, and product teams

Syllo is transforming litigation with its AI-powered workspace. They aim to improve access to high-quality legal representation. Syllo is a mission-driven venture with a highly talented engineering team, rapidly scaling and looking for new talent.

Europe

  • Architect & Own: Take complete ownership of designing and building our modern front-end stack from the ground up using TypeScript and React (e.g., Next.js).
  • Flawless User Experience: Build responsive, accessible UIs capable of handling complex data and real-time interactions without dropping a frame.
  • Performance-First Mindset: Write exceptionally clean, consistent code. Advanced state management, optimized bundle sizes, and fast load times.

Deepslate is building Speech to Speech Voice AI models that sound and act indistinguishable from a human, believing everyone should be able to use it. Backed by top-tier investors from the Tech and AI sectors, as well as a major German VC fund, they are incredibly well-funded and moving fast.

US

  • Leverage React and Typescript to craft clean, beautiful, maintainable, extensible, and secure code.
  • Refactor and modernize our codebases to increase maintainability, performance, and rapid iteration.
  • Drive innovative problem-solving on challenging engineering problems, including reusable and responsive UI components, app global state management, validations and error handling, theme management, rendering performance, and JS bundle optimizations.

Knack helps businesses build custom apps and internal tools without writing code. It's a no-code platform trusted by thousands of small and mid-sized companies to create everything from CRMs and client portals to job tracking systems and resource schedulers.

$100,000–$115,000/yr
US

  • Develop, maintain, and optimize scalable front-end applications using React
  • Translate product and design requirements into high-quality, responsive UI components
  • Collaborate with cross-functional teams (Product, Design, Backend, QA) to define and deliver new features

Impiricus is an AI-powered HCP Engagement Engine transforming how life sciences companies support physicians. They ethically connect HCPs to pharma resources and reduce go-to-market costs. Named the #1 fastest growing company in North America, Impiricus fosters a culture of innovation and impact.

India

  • Design, develop, and maintain frontend applications using NuxtJS or React.
  • Lead the development of complex user interfaces and contribute to frontend architecture decisions.
  • Collaborate with designers, product managers, and backend developers to translate requirements into solutions.

Smart Working connects skilled professionals with global teams for full-time, long-term roles, breaking down geographic barriers. They offer a remote-first environment where employees are valued and can thrive both personally and professionally.

India

  • Design, develop, and maintain frontend applications using Vue.js or React
  • Collaborate with designers, product managers, and backend developers to translate requirements and user stories into clean, maintainable code
  • Build responsive, mobile-first interfaces with strong cross-browser compatibility

Smart Working believes your job should not only look right on paper but also feel right every day. They aim to break down geographic barriers and connect skilled professionals with outstanding global teams and products for full-time, long-term roles.

$70,000–$90,000/yr
US

  • Build reusable, modular, and well-documented frontend components using modern JavaScript frameworks
  • Translate Figma and Sketch designs into fast, accessible, and polished digital experiences
  • Collaborate with designers, project managers, and fellow engineers across the full project lifecycle — from kickoff through deployment

Webstacks is a website operations and growth marketing agency established in 2020. They have quickly grown into a 45-person company because of their innovative website operations methodology, strong partnerships, and high-growth clients.

Global

  • Build and improve our core platform using Vue.js (Open Source and Enterprise Edition).
  • Create seamless user experiences with responsive frontends.
  • Work on enterprise solutions, crafting products that scale with our customers’ needs.

Kestra is on a mission to make orchestration and automation simpler for everyone. Their open-source platform helps teams manage complex workflows with confidence, and they’re already making a big impact in businesses around the world.

US 5w PTO

  • Expand and maintain the Luna design system, focusing on high-quality, reusable component architecture.
  • Drive the department-wide A11Y program by refining accessibility standards and implementing high-impact remediations.
  • Troubleshoot, debug, and resolve complex software bugs at the platform level.

Jobgether uses an AI-powered matching process to ensure applications are reviewed quickly, objectively, and fairly against the role's core requirements. Their system identifies the top-fitting candidates, and this shortlist is then shared directly with the hiring company.

Global

  • Build features and define how they are built, taking ownership of major technical components.
  • Partner with Product Managers to co-author requirements and shape scope, ensuring engineering feasibility.
  • Mentor junior and mid-level engineers, instilling quality-first habits within the team.

Sensor Tower provides insights into the digital marketing landscape. They foster a fast-paced startup mindset, focusing on architecting high-visibility, rapid-release products.