Source Job

US

  • Driving the architecture and maintenance of our NX monorepo to ensure scalability as our codebase grows.
  • Ownership of GitHub Actions and the internal tools (NodeJS/Golang) that power our builds, tests, and deploys.
  • Identifying bottlenecks in the development process and implementing solutions to reduce build times and improve test infrastructure.

TypeScript NodeJS Golang GCP

20 jobs similar to Senior Frontend Platform Engineer

Jobs ranked by similarity.

$172,000–$203,000/yr
Global Unlimited PTO

  • Build and maintain frontend experiences for Postscript’s multi-channel messaging platform using React and TypeScript
  • Collaborate with product managers, designers, backend engineers, and other stakeholders to plan and execute work
  • Drive frontend architecture decisions and establish patterns that scale across the team

Postscript provides ecommerce brands with SMS marketing tools. They have over 250 employees and are backed by Greylock, Y Combinator, and other top investors and they are a fully remote organization.

$170,000–$225,000/yr
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.

$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.

Reddit is a community-driven platform where users submit, vote, and comment on various topics. With over 100,000 active communities and millions of daily active users, they are one of the internet’s largest sources of information and foster open conversations.

Global

  • Build and iterate on Weaviate Cloud products and PLG levers.
  • Identify and resolve friction in the Weaviate Cloud user journey.
  • Partner cross-functionally with Product, Design, Growth, Web, and Documentation teams.

Weaviate is an AI startup focused on enabling machine learning to create meaningful insights from unstructured data through our AI-native vector database. We are named one of Forbes’ Top 50 AI startups and are experiencing rapid growth and popularity.

US Unlimited PTO

  • Lead by example: contribute high-quality React code and set the standard for frontend craftsmanship across the platform
  • Shape architecture: design scalable component systems, state management patterns, and frontend infrastructure that support long-term growth
  • Mentor engineers: coach and support teammates through code reviews, design discussions, and problem-solving

WorkBoard’s Strategy Execution Platform powers the digital operating rhythm for companies around the globe, providing organization-wide clarity, alignment, and insights for growth. Based in Silicon Valley and founded in 2013, WorkBoard investors include Andreessen Horowitz, SoftBank, GGV Capital, Workday Ventures, M12 (Microsoft), Intel Capital, Silicon Valley Bank, and Capital One.

US

  • Build and optimize user-facing features with a strong emphasis on frontend performance, usability, and conversion
  • Collaborate with the Head of Marketing to implement experiments, landing pages, funnels, and growth initiatives
  • Develop and maintain programmatic landing page systems that generate thousands of SEO-optimized pages from structured data

CitizenShipper is a two-sided marketplace connecting people who need items transported with drivers already making those routes. They build efficient, trustworthy logistics solutions powered by intuitive user experiences and data-driven decision making.

$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.

$235,000–$315,000/yr
US

  • Own the engineering vision, charter, and goals for the Views pillar.
  • Lead multiple engineering teams through Engineering Managers and Principal Engineers.
  • Drive the architecture of highly scalable, high-traffic front-end experiences.

Smartsheet helps people and teams achieve more with seamless work management and scalable solutions. They build tools that empower teams to automate, uncover insights, and scale smarter, fostering a culture where challenge meets purpose and passion turns into progress.

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.

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.

Global

  • Deliver priority roadmap features across frontend and backend systems
  • Support and enhance NHS and third-party integrations
  • Improve monitoring, logging, and system observability

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, fostering growth and well-being.

Europe 5w PTO

  • Work alongside the team to design, build, and maintain an efficient, reusable, and reliable codebase across the stack.
  • Collaborate with Product Managers and other disciplines to help translate requirements into technical solutions.
  • Partner with Quality Experts to deliver automated tests, ensuring confidence in every feature we release.

Immersive Labs is a cyber resilience solution provider, helping organizations improve their cyber readiness by simulating real-world threats and testing skills. They have over 300 employees globally and have been voted a best place to work on multiple occasions.

$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.

$140,000–$180,000/yr
US

  • Design, build, and maintain scalable frontend applications using Angular and TypeScript.
  • Architect and implement complex UI features and reusable components using Tailwind CSS and modern Angular best practices.
  • Implement and manage complex client-side state using RxJS and Angular Signals.

Avive Solutions, Inc. is a VC-backed healthcare technology company that has developed an FDA approved, next-generation Automated External Defibrillator (AED) and response system. They are a dynamic team that builds elegant, creative solutions to solve complex problems.

US

  • Architect and own front-end systems, establishing patterns and component libraries.
  • Implement high-quality, performant code that is clear, concise, and well-tested.
  • Mentor other engineers on the team within front-end specialization.

Anchorage Digital is building the world’s most advanced digital asset platform for institutions to participate in crypto, offering custody, staking, trading, and settlement services. The company has over 600 employees and is funded by leading institutions including Andreessen Horowitz and Goldman Sachs.

Global 5w PTO 14w maternity

  • Own and evolve the uptime monitoring platform to enhance customer capabilities.
  • Deploy a Clickhouse instance to capture check run logs and design APIs for reporting.
  • Collaborate with customers to resolve bugs affecting their infrastructure.

Jobgether is a platform posting jobs on behalf of partner companies. We use AI-powered matching process to ensure your application is reviewed quickly, objectively, and fairly against the role's core requirements.

$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.

Europe US 4w PTO

  • Build and evolve core platform foundations that power n8n’s workflow engine and frontend platform.
  • Contribute to core platform domains and help improve reliability, scalability, and performance.
  • Contribute to technical decisions through clear proposals and discussions.

n8n is the open workflow orchestration platform built for the new era of AI. They give technical teams the freedom of code with the speed of no-code, so they can automate faster, smarter, and without limits. They have a diverse team of over 220, working across Europe and the US, connected by a shared builder spirit and with their centre of gravity in Berlin.

Europe

  • Build merchant-facing and consumer-facing products in Angular with NgRx, shipping features that directly affect how people pay and how merchants grow.
  • Collaborate closely with designers, backend engineers, and product in a squad-based setup (Spotify model).
  • Use AI tools (Claude Code, etc.) as a multiplier, not a crutch. You direct, critique, and own the output.

ViaBill operates at the intersection of the eCommerce, payments and consumer credit sectors. They are experiencing rapid growth and have grown from their first office in an art gallery in Denmark to having teams located all over the globe.