Lead Fullstack Engineer - Project Delivery Add-ons (all genders)

About You - Collins GmbH & Co. KG; Berlin, Hamburg; On-site; EUR 70,000 - 90,000; Full time

Job summary

About You - Collins GmbH & Co. KG in Berlin is looking for a technical lead to own the architecture of modular add-ons. Responsibilities include designing advanced backend logic with Laravel, overseeing frontend integration, leading CI/CD processes, and ensuring production reliability. The ideal candidate has a strong background in e-commerce environments and is skilled in managing high-quality code standards. Join us to drive architectural consistency and mentor engineering teams.

Qualifications

• Experience in end-to-end architecture for modular add-ons.
• Proficiency in backend logic using Laravel, queues, and events.
• Ability to design complex database schemas for e-commerce.

Responsibilities

• Own architecture of modular add-ons ensuring scalability and security.
• Implement advanced backend logic and optimize database schemas.
• Oversee frontend integration within a micro-frontend setup.

Job description

• Own the end-to-end architecture of modular add-ons (backend, frontend, integrations) and ensure scalability, security, and maintainability
• Design and implement advanced backend logic (Laravel, queues, events) and complex database schemas optimized for high-traffic e-commerce environments
• Oversee frontend integration within a micro-frontend setup (SingleSpa), ensuring seamless performance and UX consistency
• Lead CI/CD, semantic versioning, Docker-based environments, and release processes with stable rollouts
• Ensure production reliability through monitoring, alerting, and proactive incident response (e.g., DataDog, AWS environments)
• Act as technical lead and final reviewer, mentoring engineers, enforcing high code quality standards, and driving architectural consistency