You'll work with Next.js 14, React 18, TailwindCSS, Node.js, Prisma, MySQL, Zustand, Vitest, and ad APIs (Meta, TikTok, etc.). The team builds AI-powered tools to programmatically create, launch, and manage ads across a dozen platforms, enabling users to launch hundreds of ads in seconds.

Capgemini★3.7 (11k)· London

Java, Kotlin, NodeJS, Spring Boot, RESTful microservices, React, HTML, CSS, Git, Docker, CI/CD (GitLab/Jenkins), AWS or Azure, and NoSQL databases. You will build cutting-edge digital solutions for Capgemini’s clients as part of the Digital Excellence team within the Business Technology practice.

Capgemini★3.7 (11k)· London

You will work with Java, Kotlin, NodeJS, Spring Boot, RESTful microservices, React, TypeScript, Docker, CI/CD (GitLab/Jenkins), and AWS/Azure. The Digital Excellence team within Capgemini Invent leads digital transformation projects, building cutting-edge solutions for clients.

Build the core product across frontend, backend, and data workflows using Python, FastAPI, React, Next.js, TypeScript, Postgres, and SQL. Design customer-facing interfaces for querying AI insights, build backend APIs for workspaces, data ingestion, and auth, and own deployment, observability, and security. Work closely with the founding team and a Founding AI Engineer to productize AI workflows.

Lead the AI transformation of product research and design, integrating tools like Figma with AI models (e.g., Claude) to build automated design pipelines and AI-assisted research workflows for a financial services and healthcare technology company. You will define and implement the end-to-end AI-enabled design and research practice for the entire Product function.

Building TypeScript, Next.js, Supabase, Vercel, Tailwind CSS, shadcn/ui, AI/LLMs, and observability tools like PostHog and Sentry. This early-stage startup redefines how companies generate, manage, and grow revenue. As a founding engineer, you shape the product and technical direction.

Use Golang daily and Terraform for infrastructure, working with Nomad, virtual filesystems, Linux primitives, and low-level virtualization. You’ll join the Persistence team within Vercel’s Compute division, owning storage and state for the Hive platform that powers Builds, Sandboxes, and Functions.

Work with JavaScript/TypeScript, React/Next.js, Node.js, PHP, PostgreSQL/MySQL, and project management tools (Jira, GitHub). Manage a small overseas development team building and improving in-house platforms spanning EdTech, HR, hospitality, travel, and CRM, with a strong focus on AI integration.

You will work with JavaScript, TypeScript, Go, Clickhouse or Tinybird, and modern frontend frameworks and build systems. The team builds and maintains observability products that handle large-scale data ingestion, storage, and processing from distributed systems, integrating with the Vercel Platform.

You will work on the AI SDK, helping build tools for AI-powered applications. Vercel creates developer platforms including Next.js and v0. No specific team size or additional technologies are mentioned.

Work with Next.js, v0, and AI SDK to build the platform for a future where agents build, extend, and operate software. The Growth team focuses on driving product adoption for Vercel’s developer platform.

Lead cloud infrastructure, Kubernetes, networking, CI/CD, observability, and incident response on GCP at large scale (~75k requests/second). Own the platform foundations and SRE model that product teams deploy on, driving reliability, deployment, and security strategy. Manage infrastructure managers and senior engineers.

Build the Speechify iOS app using Swift and SwiftUI, with multithreading, CI/CD, Fastlane, SOLID principles, and Git. The Core Product team ships production code for the company’s text-to-speech platform, which turns PDFs, books, and web articles into audio.

Work with TypeScript/JavaScript, LLMs, embedding models, vector search, and prompt engineering. Lead a team of 4 engineers on the Content Agent, an AI assistant that deeply understands content models and automates audits, document generation, and inconsistency detection. The role balances LLM integration and agentic workflows with product sensibility for content teams.

Write TypeScript and React for full-stack product work—building MCP tools, agent orchestration logic, system prompts, and evals for Content Agent, Sanity's operations layer for structured content that lives in Dashboard, Studio, Slack, and behind a headless API.

Meticulous builds AI-powered code review and testing technology that helps engineering teams safely ship AI-generated code faster, working with companies like Notion, Dropbox, and Discord. As a Forward Deployed Engineer, you'll architect customer deployments at scale, evolve core product features (including the deterministic browser technology), own end-to-end technical relationships with VP-level engineering leaders, and define playbooks for the nascent FDE function—combining deep technical work with customer collaboration, requiring ~25% travel to US-based customer sites.

Meticulous is building an autonomous testing platform that replays recorded user sessions against pull requests. As the first Platform Engineer, you'll architect and operate the cloud infrastructure (AWS, Kubernetes, Terraform) powering this system at scale, write production code in Python/TypeScript, establish reliability practices and incident response processes, and build developer tooling. You'll have significant autonomy in a small eleven-person team and shape how the company builds and operates as it grows.

Meticulous builds an autonomous frontend testing platform for codebases, used by companies like Dropbox and Notion. As a Forward Deployed Engineer, you'll work with customer engineering teams to deploy and scale the platform, debug integration issues, improve the product based on real-world usage, and influence product direction—combining software engineering with customer-facing problem-solving. The role involves ~25% travel to customer sites and requires hands-on technical troubleshooting alongside strategic partnership with engineering leaders at top technology companies.

Meticulous builds autonomous testing technology for frontend codebases using novel technologies beyond LLMs. You'll work on distributed systems for session replay, integration with agentic code generation, algorithms for detecting code path coverage, and customer deployment. The team of ten engineers in London is based in London with potential San Francisco roles opening.

Intercom★3.5 (4)· London

You'll work across the full stack using React, Next.js, Tailwind, JavaScript, and backend systems, with infrastructure tools like Vercel, AWS, Terraform, and CircleCI. Team Web builds and maintains Fin's company website—the centerpiece of the brand and primary lead driver—integrating with marketing platforms like Contentful, Sanity, and Google Tag Manager. This role requires 8+ years of full stack experience and involves collaborating with designers, marketers, and engineers to deliver performant, data-driven web experiences.

Intercom★3.5 (4)· London

You'll architect and lead Fin's web platform using Next.js, React, headless CMS platforms (Contentful/Sanity), Terraform, AWS, and experimentation infrastructure like Eppo. The role involves shaping technical strategy for the marketing and growth web surfaces that drive storytelling and product discovery for Fin's AI customer support agent used by 30,000 businesses. You'll mentor engineers and partner cross-functionally with marketing, analytics, design, and product teams, requiring 12+ years of experience and proven technical leadership across multiple teams.

You'll work with React, TypeScript, CSS, NextJs, monorepos, UI testing, accessibility standards, and AI-assisted design tools like Cursor and Claude to build and maintain Personio's design system and UI components. The Design Infrastructure team bridges design and engineering, creating reusable patterns, high-priority product features, and AI-powered tooling for an HR platform serving 15,000+ customers across 1.5 million employees. As an early member of this newly-formalized discipline, you'll help define design engineering practices while collaborating across design, product, and engineering teams.