Help fix customer-centricity at scaleEvery company wants to become more customer-centric. At TheyDo, we make that ambition real. Our AI-powered journey management platform helps the world’s largest enterprises align around what matters most: their customers. By bringing scattered data and teams together, we empower smarter decisions and better experiences. Since 2019, global leaders across industries — including Ford, Cisco, Johnson & Johnson, Siemens, Home Depot, and Lufthansa — have trusted us to scale journey management and deliver measurable impact.Backed by $50M from top-tier investors, including Blossom and 20VC, we are building a category-defining company. Our fully remote team represents 30+ nationalities across 27 countries, united by a customer-led, people-first culture.Our mission is clear: Make journey management the most powerful business tool in the world.If you’re looking for a place where your work shapes the future of how companies operate, join us. Let’s build it together.Senior Fullstack EngineerBuilding journeys sounds simple - until you try to make them fast, flexible, and scalable across complex organisations.At TheyDo, you’ll work on the foundations of how companies understand and improve customer journeys. Think permissions across workspaces, and systems that need to stay fast while handling growing complexity. This is where your work makes a direct impact on how teams make decisions every day.We’re looking for a Senior Fullstack Engineer who enjoys untangling complexity, ships quickly, and cares deeply about how products feel and perform.What you’ll doYou’ll work across the full stack to improve how our platform handles scale, structure, and speed. From architecture decisions to shipping features, you’ll play a key role in shaping the product.Your work will include:Building and evolving core platform capabilities like workspace management, permissions, and governanceImproving how data flows across workspaces, making content more flexible and connectedDriving the implementation of Workspace 2.0, helping redefine how customers structure and manage their workOptimising performance across critical areas like journey mapping and the journey detail pageTackling complex data challenges, including filtering, querying, and merging large datasets efficientlyDesigning and improving system architecture with scalability and maintainability in mindCollaborating closely with product managers and designers to ship features quickly and thoughtfullyExperimenting with AI capabilities and exploring how they can enhance the product experienceWhat we’re looking forYou’re someone who enjoys solving hard problems, moves fast, and thinks in systems. You don’t just build features - you understand how everything connects.In depth experience with Node.js, TypeScript, and frameworks like NestJSIn depth frontend experience with Vue, or React with a willingness to work in VueProven ability to design and work with complex systems and architecturesExperience working on SaaS products over a longer period of timeProduct mindset - you care about how and why users interact with what you buildAbility to move quickly and ship frequently without sacrificing qualityInterest in AI and willingness to experiment with it in a product contextComfortable working asynchronously and documenting your work clearlyNice to have:Deep experience with VueFamiliarity with domain-driven design (DDD)Experience leading or mentoring in AI-related initiativesWhat success looks likeYou ship consistently and quickly, delivering meaningful improvements week after weekYou bring structure to complex systems and make them easier to work withYou spot product opportunities and contribute beyond just implementationYou help the team move faster by making smart architectural decisionsYou actively explore how AI can improve both the product and how we build itWhy you shouldn’t applyThis role isn’t for everyone, and that’s intentional.You prefer clearly defined tasks handed to you - here, you’ll need to figure out what to work on nextYou’re uncomfortable with complexity - our systems are not simple, and that’s part of the challengeYou like slow, predictable environments - we move fast and expect you to keep upYou’re only interested in either frontend or backend - this role requires bothYou don’t enjoy thinking about product decisions - engineering and product go hand in hand hereWhat you can expect at TheyDoFully remote work across Europe, with flexible hoursA highly autonomous environment where you own your workA team that values speed, clarity, and craftsmanshipReal impact on a product used by leading global companiesSpace to experiment, especially with AI and new technologiesRegular offsites to connect, reflect, and have fun togetherWe’re building something ambitious - and we’re just getting started.If you enjoy solving complex problems, shipping fast, and shaping the future of journey management, we’d love to hear from you.What we offer our permanent employees: Competitive compensation and pre-IPO equity- we like to give our team members ownership with our stock package. When TheyDo succeeds, we all succeed! Fully remote working with flexible hours- we're staunch advocates for autonomy and flexibility.