Principal Engineer
Hybrid · Prague, Prague, Czechia
Job Summary
Principal Engineer to lead technical initiatives across Vilgain's e-commerce platform,Own key technical initiatives, push architectural improvements, split monolith into scalable parts, drive performance and cost efficiency, and shape the future architecture with a strong emphasis on React/Next.js, APIs/GraphQL, and data-oriented decision-making. Role focuses on strong individual contribution with technical leadership, owning complex problems, and delivering high-impact improvements in a fast-moving, hybrid-work environment in Prague. You will influence core customer experience challenges and build foundations for a new e-commerce platform with substantial technical freedom and ownership.
Required Qualifications
- Strong Principal Engineer / Tech Lead profile
- Experience building and scaling customer-facing digital products
- Strong background in React and Next.js
- Good understanding of APIs, GraphQL, performance, and scalable system design
- Data-oriented mindset and strong product/business understanding
- High ownership and strong problem-solving ability
- Strong individual contributor who can provide technical leadership
- Experience in e-commerce is a strong advantage
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