aedifion helps to operate buildings sustainably, efficiently and transparently. With the AI-based cloud platform, the energy consumption and operating costs of buildings can be reduced and their…
aedifion helps to operate buildings sustainably, efficiently and transparently. With the AI-based cloud platform, the energy consumption and operating costs of buildings can be reduced and their…
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About us
At aedifion, you will actively shape the future of energy-efficient building operations. Our mission is to make existing buildings smarter, more sustainable, and easier to manage making a real contribution to CO₂ reduction. You'll join an innovative tech company that uses cutting-edge technologies like IoT, AI, and cloud solutions to enable sustainable real estate. Our culture? Open, diverse, and team-oriented. With more than 100 colleagues from various nations, we combine a wide range of expertise and perspectives to achieve big things together.
Your impact in this position:
As
Senior Frontend Developer (f/m/d)
, it is your mission to ensure that the aedifion platform enables self-use through user-friendly, scalable frontend solutions and empowers customers to use complex features independently. You connect technical excellence with user-centered design and contribute significantly to making our SaaS platform improve building energy efficiency worldwide while sustainably increasing customer satisfaction.
What you can expect:
At aedifion, we foster an open and appreciative culture where all employees can develop freely, regardless of origin, gender, age, abilities, or orientation. We provide a safe space that enables individual development and independent work. Flexibility and openness are our focus, so everyone can work with joy and authenticity.We particularly welcome applications from women and explicitly encourage you to apply even if you don't meet all requirements 100%.
What you bring along:
Benefits
About us
Our goal is simple: we make buildings part of the solution for a planet worth living on. To achieve this, we are looking for people who are passionate about innovation and technology, who are up for any challenge and who share the same goal. Whether you are an experienced developer, a natural sales talent or a newly qualified engineer, you will be an important part of our mission from day one. Join #teamaedifion and help make the energy transition in buildings possible.
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Independent Feature Development:
Develop features from requirements analysis through implementation to deployment – in a cross-functional team that supports you and values your ideas.
User-Centered Design:
Create intuitive interfaces that hide technical complexity and make people's daily work easier through close collaboration with design, iterative improvement, and genuine understanding of user needs.
Technical Excellence with Purpose:
Systematically optimize performance, loading times, and user experience with modern tools, best practices, and the knowledge that your work directly contributes to CO₂ reduction.
Modern Technologies:
Work with Vue.js, TypeScript, and Tailwind CSS, transform Figma designs into responsive UI components, and continuously develop your skills with time and space for learning and experimentation.
Quality & Sustainability:
Establish testing standards with Jest/Vitest and Cypress, create maintainable code, and contribute to a culture where quality and long-term solutions matter.
Knowledge Sharing & Collaboration:
Share your knowledge within the team, learn from others, and grow together, through mentoring, code reviews, and an open feedback culture at eye level.
Creative Freedom:
Bring your perspective, proactively identify improvement opportunities, and actively shape frontend architecture and development processes, your voice matters.
Strong Frontend Experience:
You have comprehensive experience in frontend development with modern JavaScript frameworks and have successfully built complex SaaS web applications whether with Vue.js, React, or Angular.
Technical Foundation:
You're comfortable with TypeScript, have experience with modern CSS frameworks (e.g., Tailwind CSS), and can transform designs into responsive, high-performance UI components.
Quality Mindset:
Testing is second nature to you, you have experience with testing frameworks (e.g., Jest, Vitest, Cypress) and value maintainable, well-documented code.
User Focus:
You think from the user's perspective, understand UX principles, and have an eye for detail, performance, accessibility, and usability matter to you.
Team Player with Initiative:
You enjoy working in cross-functional teams, communicate proactively, share your knowledge, and independently take ownership of tasks from start to finish.
Learning Mindset:
You stay technologically curious, enjoy trying new things, and continuously develop your skills, through personal projects, team exchange, or training opportunities.
Language Skills:
You communicate confidently in English (C1) – German skills are a plus but not required.
Make an Impact:
Your work helps reduce CO₂ emissions and make buildings more sustainable and energy-efficient – with real, measurable impact.
Flexible Work-Life Balance:
Shape your workday to fit your lifestyle – with flexible working hours, a short core working time, and the freedom to work from our modern office in Cologne, remotely from anywhere in Germany, or up to 10 days per year from other European countries.
Long-Term Perspective:
After your probation period, we offer you a permanent employment contract – we invest in long-term collaboration and your development.
Time to Recharge:
Enjoy 30 days of annual vacation to truly relax, plus fresh organic fruit, regional coffee, free drinks, and a monthly team breakfast to power your day.
Individual Development:
We support your growth with tailored training opportunities, conference visits, workshops, and time for personal development – your growth matters to us.
Modern Equipment:
You'll receive high-quality equipment of your choice – Microsoft or Apple – and noise-cancelling headphones for focused work, whenever you need them.
Sustainable Mobility:
Stay mobile with the Deutschland-Ticket or a JobRad – for commuting or personal use, whatever fits your life.
Financial Security:
We contribute to capital-forming benefits (VWL) or your company pension plan (bAV) for your long-term security.
Genuine Team Culture:
Regular team events, collaboration at eye level, active knowledge sharing, and flat hierarchies foster strong connections – here your opinion is heard and valued.
Dog-Friendly Office:
Bring your dog along – we welcome four-legged team members and a relaxed atmosphere.
