responsive design techniques . Experience working with REST APIs and/or GraphQL ,including query optimisation and effective state synchronisation. Proficiency with front-end build tools such as Webpack,Vite, or Parcel and familiarity with modern development pipelines. Experience with testing frameworks and tools (Jest, React Testing Library, Cypress). Familiarity with accessibility best practices and semantic HTML. Understanding of More ❯
science, software engineering, or a similar field. Desirable: Experience migrating monolithic architectures to modular or micro frontend systems Exposure to server-side rendering (SSR) or JAMstack frameworks (e.g., Next.js, Vite) Contributions to open-source projects, internal tooling, or frontend design systems Strong UX sensibility or history of close collaboration with UI/UX design teams Experience working within regulated, high More ❯
commerce implementations. Strong expertise in MACH architecture (Microservices, API-first, Cloud-native, Headless) and composable commerce platforms (e.g., commercetools, Shopify Plus, SFCC, Scayle). Proficiency in modern frontend tooling: Vite, Webpack, Tailwind, Jest, Storybook. Deep understanding of REST/GraphQL APIs, serverless functions, and edge computing for scalable frontends. Experience with headless CMS platforms (Contentful, Amplience, Strapi) and PIM/ More ❯
quality documentation and implement user & system metrics and observability as you go to continually learn, assess and improve 9fin's platforms and products. Our Tech Stack React via Typescript & Vite React query Jest, React Testing Library, Playwright Production workloads on AWS using ECS & lambda serverless functions & event based architectures. Typed Python for APIs & Data. Flask & FastAPI We Postgres! About You More ❯
state management (Zustand, Redux, Jotai, etc.) Experience working with Python backends (nice to have) Technical Skills React TypeScript Modern CSS (Tailwind) Python (nice to have) Performance Monitoring Build Tools (Vite, Webpack) Git/Version Control What We Offer: You will be reporting directly to the founders, who have two successful venture-backed exits under their belt. Competitive salary + equity More ❯
South West London, London, United Kingdom Hybrid / WFH Options
Stealth IT Consulting Limited
explore new business development avenues as you shape the future of AI-driven solutions. What Were Looking For: Python (FastAPI), Typescript (Express) or similar Frontend Development: React, Next.js, or Vite GenAI tools: LangChain, LangGraph, CrewAI, or Vercel AI (Python or JavaScript) LLM platforms: OpenAI, Anthropic, Mistral, or Llama Cloud: AWS or Azure Containerisation Bonus Points: Experience in building Proof of More ❯
South West London, London, United Kingdom Hybrid / WFH Options
Stealth IT Consulting Limited
AI-driven solutions. What Were Looking For: Managerial experience - Leading/Managing a small team of GenAi Developers Python (FastAPI), Typescript (Express) or similar Frontend Development: React, Next.js, or Vite GenAI tools: LangChain, LangGraph, CrewAI, or Vercel AI (Python or JavaScript) LLM platforms: OpenAI, Anthropic, Mistral, or Llama Cloud: AWS or Azure Containerisation Bonus Points: Experience in building Proof of More ❯
engagements, and investor conversations. Our Stack Frontend: VueJS, TypeScript Backend: NodeJS Mobile: Native iOS (Swift, SwiftUI, UIKit), Native Android (Kotlin, Jetpack Compose), with a shared KMP layer Other: AWS, Vite, Webpack, GraphQL, Cypress, and more About you Strong experience developing and deploying highly scalable applications and APIs in production environments Strong knowledge of modern frontend frameworks, particularly VueJS Extensive experience More ❯
Job Opportunity: Senior Web Frontend Engineer As a Senior Web Frontend Engineer, you'll engage with technologies like Typescript, React.js, MobX, Canvas, TailwindCSS, Turborepo, Vite, Playwright, and Web Performance. Salary Range: 70k€-100k€ + Stock-Options/BSPCE Responsibilities: Designing and implementing a scalable, high-performance web application Delivering exceptional user experiences Your expertise in React.js, state management with More ❯