Senior/Staff Product Engineer

About epilot

epilot is building a SaaS platform that makes selling complex products as easy as selling a pair of shoes online. Starting with the rapidly evolving energy market, our mission is to transform how complex products are sold through intuitive, scalable digital experiences.

We are a team of experts in software engineering, energy management, product management, and sales, united by a strong product mindset and a passion for building impactful software.

About the Role

We are looking for a Senior Product Engineer (Frontend) who is passionate about building outstanding user experiences and shaping product strategy alongside engineering excellence.

At epilot, engineers are more than developers—they are product builders. You’ll take ownership of your work from concept through production, collaborate closely with designers and product managers, and help deliver high-quality software that solves real customer problems.

Our Engineering Culture

• Ownership
  • You build it, you run it.
  • Engineers own their services throughout the entire lifecycle.
• Freedom & Responsibility
  • We trust our engineers to make decisions and think strategically.
  • Teams are empowered to take responsibility for outcomes.
• Agile Delivery
  • Release early and release often.
  • Deliver working software frequently to create fast feedback loops with users.
• API-First Development
  • Design APIs before implementation.
  • Build services that are reusable, scalable, and easy to integrate.

Your Responsibilities

• Frontend Development
  • Develop and enhance modern React applications.
  • Implement responsive user interfaces based on UX wireframes and designs.
• Software Quality
  • Write unit and end-to-end tests.
  • Analyze, troubleshoot, and resolve application issues.
• Product Development
  • Contribute to the design of new features and the improvement of existing functionality.
  • Work closely with Product Managers, Designers, and Engineers throughout the product lifecycle.
• Cross-Functional Collaboration
  • Collaborate with backend engineers, frontend engineers, designers, and product teams.
  • Help continuously improve the epilot platform.
• Technology
  • Work with modern technologies including micro-frontends, serverless AWS infrastructure, and automated development workflows.

Your Profile

• Professional Experience
  • 4–5+ years of professional JavaScript development experience.
• Frontend Expertise
  • Strong experience with React, including Hooks, routing, and state management.
  • Solid knowledge of ES6, TypeScript, Webpack, and ESLint.
  • Experience building responsive, user-friendly interfaces using HTML and CSS.
• Nice to Have
  • Experience with GraphQL, Node.js, or AWS.
  • Experience working within an eCommerce environment.
• Software Engineering
  • Understanding of cloud and application security principles.
  • Passion for building secure, reliable, and scalable software.

Technology Stack

• React
• Svelte
• TypeScript
• GitLab CI/CD
• Serverless AWS
• Micro-frontends

What We Offer

• Opportunity to help build one of the leading SaaS platforms in the energy sector.
• Fast-paced startup culture with an open and collaborative environment.
• International team with transparent communication and flat hierarchies.
• Continuous learning and rapid professional growth.
• Flexible working hours and remote-first working options.
• Modern office in central Cologne with full remote opportunities available.
• Competitive salary with open and transparent compensation discussions.
• Regular team events, including company breakfasts, summer celebrations, Christmas parties, Carnival events, and the annual epilot Summit.

Your First 180 Days

Week 1

• Pair with colleagues and deliver your first contribution.
• Learn about our customers, products, and business goals.
• Build relationships within your team.

Month 1

• Take ownership of a feature from refinement through delivery.
• Gain a solid understanding of the codebase and system architecture.
• Develop enough domain knowledge to actively contribute to product decisions.

Months 3–6

• Become the technical owner of your product domain.
• Deliver measurable improvements in areas such as adoption, reliability, performance, or revenue.
• Work autonomously while knowing when to collaborate.
• Raise engineering standards through code reviews, mentoring, and knowledge sharing.

Diversity & Inclusion

epilot welcomes applications from people of all backgrounds, regardless of gender, ethnicity, age, disability, or sexual orientation.

We believe that diverse perspectives build stronger products and create better teams, and we are committed to fostering an inclusive workplace where everyone can thrive.

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