Senior Frontend Engineer - Greenfield Product (Angular)

Responsibilities

• Build a new production-grade product from the ground up
• Design and implement a scalable frontend architecture using Angular and TypeScript
• Take ownership of features from concept to deployment
• Collaborate closely with product managers, designers, and backend engineers
• Contribute to technical architecture and system design decisions
• Help establish development standards, CI/CD pipelines, and engineering best practices
• Mentor other engineers through code reviews and technical feedback
• Continuously improve development workflows using modern tools and AI-assisted engineering
• AI-Augmented Engineering
• AI is part of how we work. We expect engineers to actively use modern AI tooling to improve productivity and quality .
• You should be comfortable:
• Using AI-assisted development tools in your daily workflow
• Writing effective prompts and evaluating AI-generated output critically
• Identifying AI limitations and failure modes
• Exploring modern AI workflows and tools
• This is not about blindly accepting AI suggestions - it's about using AI thoughtfully to work smarter and build better systems .
• Your Skills
• As a Senior Engineer , you will play an important role in shaping both the technology and the team .
• You will:
• Design systems with clear component boundaries and scalability in mind
• Identify technical risks and propose practical solutions
• Help improve the team's engineering standards and productivity
• Mentor other engineers and contribute to technical decision-making
• Deliver high-impact features that support business and product goals
• Why Join Castle Tech?
• Build something new - work on a greenfield product from the start
• Real technical ownership - influence architecture and system design
• Modern engineering environment - use the latest tools and workflows
• Flexible hybrid work - office and remote options in Berlin or Munich
• Your gear, your choice - MacBook or Windows setup with the tools you need
• Growth and development - structured onboarding, feedback cycles, and coaching
• Collaborative team - ambitious engineers who enjoy building great products
• If you're excited about building a new product, shaping architecture, and working with a modern engineering team , we'd love to hear from you.

Requirements

• 5+ years of experience as a frontend engineer
• Strong expertise with Angular (v11+) and TypeScript
• Experience designing scalable frontend architectures
• Strong understanding of software design principles and maintainable systems
• Experience with modern frontend tooling (NPM, Webpack or esbuild)
• Experience working with Git, CI/CD pipelines, and Docker
• Experience working in agile teams (Scrum or Kanban)
• Strong communication skills in English
• Experience with frontend testing frameworks (Jest, Cypress, Playwright)
• Experience building greenfield products or new platforms
• Familiarity with AI-related components such as RAG or vector databases
• Experience with Material Design or product-oriented UI development
• Conversational German

Benefits

Additional Information

Senior Frontend Engineer (Angular) - Greenfield Product Castle Tech GmbH - Berlin or Munich (Hybrid) We are building a new standalone product from the ground up and are looking for a Senior Frontend Engineer to help shape it. This is a high-impact role where you will influence system design, architecture, and product direction from day one. You will work closely with product and engineering to turn ideas into production-ready software while setting the foundation for how the system evolves. If you enjoy building products from scratch, designing clean architectures, and taking ownership of meaningful projects , this role will allow you to make a real impact.

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