Application Guide

How to Apply for Senior Frontend Developer (w/m/d)

at Aedifion

🏢 About Aedifion

Aedifion is an AI-powered platform focused on making building operations efficient, transparent, and sustainable. What makes them unique is their mission to transform complex building management into self-service tools for customers, blending cutting-edge AI with practical, user-centered design. Working here means contributing to tangible sustainability goals while solving real-world problems in the built environment.

About This Role

This Senior Frontend Developer role involves building intuitive, scalable interfaces for Aedifion's platform, specifically enabling customers to independently use complex building management features. You'll be responsible for hiding technical complexity through thoughtful UI design, optimizing performance with modern tools, and establishing testing standards to ensure long-term code quality. Your work directly impacts how customers interact with AI-driven building operations, making sustainability accessible through technology.

💡 A Day in the Life

A typical day might start with a stand-up discussing progress on a new self-service feature for building analytics, followed by coding responsive UI components in Vue.js with TypeScript and Tailwind CSS. You'd collaborate with designers to refine interfaces that hide backend complexity, run performance tests with modern tools, and contribute to code reviews focused on maintainability and testing standards, all while working remotely with a team across Germany.

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Interview Prep

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🎯 Who Aedifion Is Looking For

  • Has deep experience with Vue.js, React, or Angular in building complex SaaS applications, plus proficiency in TypeScript and Tailwind CSS for responsive, high-performance UIs.
  • Demonstrates a user-focused approach with examples of simplifying technical complexity in interfaces, ideally in B2B or data-heavy applications.
  • Shows strong quality mindset through experience with Jest/Vitest and Cypress testing, and a track record of creating maintainable, well-documented code.
  • Understands performance optimization for web applications and can articulate how they've improved loading times or UX in past projects.

📝 Tips for Applying to Aedifion

1

Highlight specific examples where you've 'hidden technical complexity' in UI design—Aedifion emphasizes making complex features self-service.

2

Tailor your portfolio to show SaaS applications, especially those involving data visualization or dashboard interfaces relevant to building operations.

3

Mention experience with performance optimization tools (e.g., Lighthouse, Web Vitals) and how you've improved loading times in past roles.

4

Research Aedifion's platform and suggest one small UI improvement in your cover letter to show proactive thinking about their product.

5

Emphasize collaboration with design teams and iterative improvement processes, as this is explicitly mentioned in the job description.

✉️ What to Emphasize in Your Cover Letter

["Your experience in building user-friendly interfaces for complex SaaS applications, specifically how you've made technical features accessible to non-technical users.", 'Examples of performance optimization work and how it improved user experience or business outcomes in previous roles.', "Your approach to testing and code maintainability, linking it to Aedifion's focus on 'long-term solutions' and quality culture.", "Why you're drawn to Aedifion's mission of sustainable building operations and how your skills align with enabling customer self-use."]

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🔍 Research Before Applying

To stand out, make sure you've researched:

  • → Explore Aedifion's website and blog to understand their AI-powered approach to building operations and sustainability goals.
  • → Look into the building management industry to grasp common challenges Aedifion solves (e.g., energy efficiency, operational transparency).
  • → Review any public demos or case studies of their platform to see current UI patterns and identify areas for improvement.
  • → Research their tech stack mentions (if any) or typical tools used in modern frontend development for SaaS platforms.

💬 Prepare for These Interview Topics

Based on this role, you may be asked about:

1 Walk us through how you'd design an interface for a complex building management feature to make it self-service for non-technical users.
2 Describe a time you optimized frontend performance in a SaaS application—what metrics did you improve and how?
3 How do you balance rapid iteration with creating maintainable, well-tested code in a collaborative environment?
4 What's your experience with Vue.js/React/Angular in data-intensive applications, and how would you handle real-time data updates in Aedifion's platform?
5 How would you collaborate with design teams to ensure UI decisions effectively 'hide technical complexity' as described in the job?
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⚠️ Common Mistakes to Avoid

  • Submitting a generic application without mentioning Aedifion's focus on sustainability, AI, or building operations.
  • Focusing only on technical skills without demonstrating user-centered design thinking or examples of simplifying complex UIs.
  • Neglecting to discuss testing strategies or code quality, which are emphasized in the job description as key requirements.

📅 Application Timeline

This position is open until filled. However, we recommend applying as soon as possible as roles at mission-driven organizations tend to fill quickly.

Typical hiring timeline:

1

Application Review

1-2 weeks

2

Initial Screening

Phone call or written assessment

3

Interviews

1-2 rounds, usually virtual

✓

Offer

Congratulations!

Ready to Apply?

Good luck with your application to Aedifion!

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