Senior JavaScript Engineer

Your mission

As part of an Agile development team on site in our Hamburg office, we’re looking for a product‑aware engineer who can take ownership of projects, drive technical decisions, and support the growth of the team by sharing knowledge and best practices.
Your main focus is to build a large, highly user interactive web application that is easy to scale, extend, and all modular in a responsive environment. This includes developing our new e‑commerce storefront and all its user‑facing interfaces that is built on a microservice‑based architecture.
We use modern technologies such as Docker, Node.js, Type Script / modern JavaScript, React & Redux, and Jest.

We’re looking for a product‑aware engineer, who loves to write code that’s DRY, understandable, and easy to maintain by your colleagues, as well as values User Experience.

• Solid experience in shipping large scale web applications in JavaScript / Type Script
• Project experience using Node.js (client‑server communication)
• Experience in React as the main library you’ll work with
• Solid to expert front‑end knowledge, including HTML and CSS
• Experience working with Git
• Familiar with unit and integration testing (Testing Library, Cypress)
• Proven leadership skills, with experience mentoring developers, driving technical discussions, and fostering a collaborative development environment.
• Interest in AI‑assisted development, like crafting effective prompts for tools like Git Hub Copilot or ChatGPT to speed up coding, testing, and documentation workflows.

• A keen interest in current web trends, standards and front‑end frameworks
• Passionate about clean code and Test Driven Development (TDD)
• Experience with other modern front‑end frameworks such as Vue, SolidJS or Svelte
• Familiar with continuous integration (e.g. Git Hub Actions, CircleCI, Jenkins) and tools like Docker
• Knowledge about front‑end tooling (e.g. webpack, Babel, PostCSS, CSS preprocessors)
• Attention to detail to debug, reiterate and improve your code on different platforms
• Curiosity about AI prompting to explore new ways of coding, debugging, and automating repetitive development tasks.

• Product company, cloud focus
• Dedicated team on innovative products that are market leaders in Europe
• An international team from more than 15 different countries, company language is English
• Agile work environment, flat hierarchies, and quick decision‑making
• Flexible working hours and real work‑life balance
• We like to spend time together, e.g. at internal hackathons, the ePages YOU, game nights, offsites or our joint company breakfast
• Laptop for professional and private use (Mac/Linux/Windows)
• Free ePages online shop for private use
• Central location with excellent public transportation in our main offices

At ePages we believe in individual empowerment. We are innovators, challengers and proactive team‑players who promote equal employment opportunities to all qualified applicants regardless of race, color, ethnicity, ancestry, religion, gender, sexual or political orientation, age, marital status, or any disability. A culture of respectful interaction is deeply rooted in our corporate values, and therefore we would like every employee to feel included, accepted and valued.