Source Job

Europe

  • Build, scale and evolve our section library for consistent and accessible marketing pages.
  • Own the content model and design schemas that resist misuse by editors or agents.
  • Take Figma component specs to production with responsive, accessible design and precise match.

TypeScript HTML CSS SEO

20 jobs similar to Senior Frontend Engineer

Jobs ranked by similarity.

Global

  • Own and evolve the Kamino webapp built on React 19, TypeScript, and TanStack Start.
  • Build and ship features across lend/borrow, leverage, vaults liquidity, swap/limit orders, and portfolio.
  • Model complex server state with TanStack Query and client state with Zustand for real-time financial data.

Kamino builds the credit and liquidity engine for tokenized assets, operating the largest credit protocol on Solana with over $20 billion in loans originated. The company is expanding to New York and fosters a quality-focused, AI-native engineering culture.

$131,700–$196,600/yr
US

  • Design and implement front-end frameworks and shared component libraries across the product line
  • Collaborate with product team to deliver high-quality solutions and lead initiatives within the Pros Selling organization
  • Mentor junior engineers and promote best practices in AI-driven software development

GoodLeap is a technology company providing financing and software products for sustainable home solutions. It has facilitated over $30 billion in financing and serves thousands of professionals, with a mission-driven culture focused on environmental sustainability.

$190,800–$267,100/yr
United States

  • Develop resilient frontend approaches for ad formats using deep JavaScript, TypeScript, and browser expertise.
  • Partner with product and design to navigate ambiguous requirements and make sound engineering tradeoffs.
  • Build instrumentation and monitoring to track ad performance and ensure site reliability.

Reddit is a community platform where users share interests and conversations. It has over 100,000 active communities and approximately 130 million daily active unique visitors, fostering a culture of trust and authenticity.

US 4w PTO 14w maternity 14w paternity

  • Own content gap analysis using AEO benchmarks, citation tracking, and AI agent traffic data.
  • Build and improve the AI-assisted content factory on Render Workflows, testing changes with evals.
  • Partner with docs owners and external partners to expand coverage and track visibility metrics.

Render builds a developer-first cloud platform for AI-native applications, with persistent compute, autoscaling, and observability. Trusted by 7 million developers, the team values craft and velocity, with $260M in total funding.

Global

  • Build and operate the front-end interface of an AI agent product, using React and TypeScript.
  • Own the architecture, component system, and contracts with agent teams, moving toward Lit and Web Components.
  • Ensure trust, security, accessibility, and performance are core to the product, working across the boundary into services.

IFS is a billion-dollar enterprise software company providing AI-driven solutions that help customers be their best at the Moment of Service. With over 7,000 employees across all continents, IFS fosters a flexible, innovative, and inclusive culture focused on making a worldwide impact.

Latin America

  • Build and maintain the dashboard in TypeScript and React, designing data-dense interfaces.
  • Integrate with back-end APIs, implement role-based access, and own performance and accessibility.
  • Write automated tests, review teammates' code, and collaborate with product and design.

Caliza is commercial banking infrastructure for cross-border companies, replacing banks and spreadsheets with one API. We're a remote fintech startup backed by top investors, with a team from Visa, Nubank, and EBANX.

$140,800–$158,400/yr
US Canada

  • Build shared components and patterns in React and TypeScript that make Mercury's interfaces feel consistent and accessible.
  • Partner with designers and product engineers to turn design intent into working software and evolve tokens across Figma and code.
  • Use AI coding tools to explore solutions, evaluate generated code, and improve the quality of experiences built with the design system.

Mercury is a fintech company that provides banking services for startups and other businesses. It values design, craft, and belonging, with a collaborative culture focused on building well-considered software.

Mexico

  • Architect and develop front-end functionality for the company's main marketing website and associated web properties.
  • Build high-performing, interactive UI elements ensuring performance and mobile responsiveness.
  • Partner with marketing, design, and growth teams to rapidly prototype and launch campaign landing pages and lead-gen tools.

Weave is a customer communication and engagement platform that helps small businesses connect with their clients. The company values innovation and inclusion, using AI tools to work more efficiently and support its employees.

Europe

  • Build and ship production UI for the Enode Platform, Link UI, and the website directly in code.
  • Contribute heavily to the design system in code, keeping components and tokens in sync with Figma and AI tooling.
  • Prototype ideas quickly and raise the quality bar for interaction, motion, accessibility, and performance.

Enode provides an API and software infrastructure that lets energy companies connect and orchestrate devices like EVs, heat pumps, and solar panels. It is an early-stage, mission-driven startup backed by Y Combinator, Lowercarbon Capital, and Creandum, with a remote-first culture that moves fast and values ownership.

Canada Latin America

  • Own the front-end for partner-facing web products, from design handoff to release, including embeddable onboarding and partner dashboard.
  • Build complex multi-step forms, data-heavy screens, and integrate with Node.js backend and fintech SDKs.
  • Collaborate closely with product, design, and backend engineers to shape features and deliver high-quality user experiences.

Atomic Vest builds critical financial infrastructure that allows consumer-facing companies to offer engaging investing experiences to their customers. The company is a fast-growing, mission-driven team of financial empowerment enthusiasts from tech, banking, finance, and law.

Canada

  • Own and deliver quarterly goals for your team, leading engineers through ambiguity to solve open-ended problems.
  • Collaborate with product, design, and analytics to articulate technical constraints and make risk-aware decisions.
  • Support operations and availability by creating metrics, escalating issues, and fostering a culture of quality and ownership.

Affirm provides transparent, pay-over-time financial services with no hidden fees. It is a remote-first company that values care, transparency, and flexibility, with a focus on inclusive employee benefits.

$140,000–$220,000/yr
North America LATAM Europe

  • Ship product end to end, from backend services and APIs to dashboard and developer-facing UIs.
  • Build the tools developers and agents use to reach Nango: APIs, SDKs, CLI, MCP and the web app.
  • Work directly with customers to understand their integration and agent use cases, then turn what you learn into a product.

Nango is a developer infrastructure company providing API access for agents and apps, enabling AI applications to connect to the real world through integrations. It is YC-backed with multi-million ARR, a team of 14, and over 700 paying customers including Replit and Ramp.

  • Design Contentful content models and consume delivery APIs to power web experiences.
  • Build front-end features with TypeScript, React, Next.js, plus integrations with client systems.
  • Collaborate with designers, architects, and clients in agile teams, participating in code reviews.

Valtech is an experience innovation company that helps brands unlock new value by blending data, AI, creativity, and technology. They foster a values-driven culture with growth opportunities, international careers, and a focus on innovation.

Europe

  • Craft new features for our customers within a squad, owning quality from design to production.
  • Grow in technical leadership by leading design discussions and improving web development practices.
  • Work AI-first, using AI to explore codebases, prototype solutions, and accelerate delivery.

Qonto is creating the freedom for SMEs to succeed by delivering Europe's leading finance workspace with banking at its core, augmented by financial tools. With 1,700 employees and 750,000+ customers across 8 European countries, the company has been profitable since 2023.

Europe

  • Own growth initiatives end to end: from shaping ideas with commercial partners to measuring results.
  • Build fast, high-converting experiences on zoe.com, including landing pages, sign-up, and checkout.
  • Run experiments and A/B tests, partnering with analysts to decide what to build next.

ZOE is a science-backed nutrition company that creates personalized health insights from blood sugar, gut microbiome, and lifestyle data. Our distributed UK/EU engineering team values diversity, curiosity, and empowerment.

$100,000–$140,000/yr
US

  • Design and build conversion-focused web experiences end to end, from concept to production front-end code.
  • Own the look and feel of corporate and marketing websites across the Care Access family of brands.
  • Collaborate with designers, marketers, and engineers to scope work, run design QA, and ship polished experiences.

Care Access brings clinical research and health services directly to communities through hundreds of research locations and mobile clinics worldwide. It is dedicated to accessible healthcare and fosters an inclusive culture where diverse backgrounds are valued and respected.

$150,000–$200,000/yr
US

  • Take whole projects end to end: scope, build, ship and own them.
  • Build across the stack: UI, API, data model and long-running jobs.
  • Make 3D in the browser fast and correct on real-world models.

MimoLabs builds Mimo, an agentic system for making physical things, from design to production across 3D printing, CNC, and laser cutting. They are a VC-funded, experienced technical team based at Newlab in Detroit and remote across the US.

$140,000–$180,000/yr
Global Unlimited PTO

  • Build AI products that let studio operators automate operations and grow their businesses.
  • Own features end to end, from scoping ambiguous problems to shipping and measuring.
  • Work across the stack with TypeScript, Node, NestJS, React, and Postgres.

Arketa is building the operating system for modern fitness and wellness, empowering studios to grow beyond in-person classes. The company has raised $15M in Series A funding and operates a small, senior, fully distributed team with high autonomy.

Canada Unlimited PTO

  • Set the technical direction for Affirm's checkout experience, leading the design of the next generation front-end architecture.
  • Collaborate with product, design, and analytics to own technical strategy, risks, and trade-offs across the product development lifecycle.
  • Foster a culture of quality and ownership by setting code review and design standards, and supporting on-call operations.

Affirm provides a clear, predictable way to pay over time, offering buy now, pay later services with no hidden fees. It is a remote-first company that values inclusion and transparency, with benefits including fully subsidized health coverage for employees and dependents.

Germany 6w PTO

  • Build modern, high-performance web interfaces for complex applications.
  • Translate UX/UI concepts into scalable and responsive frontend architectures.
  • Collaborate closely with Product, Design, AI Engineers, and Solution Architects.

WongDoody creates human experiences at 25 studios across 4 continents, using creativity and tech to shape the future. The company fosters an inclusive culture with a team of fun, welcoming, values-driven problem solvers, backed by the global technological power of Infosys.