Principal Engineer (Frontend / Full Stack with AI Focus)

Description

Job Summary: We are seeking a Principal Engineer with a strong frontend focus and full-stack vision to build a modern platform delivering real impact in the advisory services sector. Key Highlights: 1. Ownership role, technical judgment, and production-grade product development. 2. Design and evolve modern frontend architecture (SPA / SSR). 3. Collaborate closely with product and business teams. ### **About the Role:** We are partnering with Asevia, a company transforming the advisory sector (labor, tax, accounting, and financial) through technology and artificial intelligence. Their focus is evolving toward a **strategic, automated, and data-driven model**, where technology enables process optimization, improved decision-making, and greater value generation for their clients. We seek a **Principal Engineer** with strong frontend expertise, full-stack vision, and product mindset—someone eager to contribute to building a modern platform with tangible impact. This is not an execution-focused role. It is a role of **ownership, technical judgment, and production-grade product development**. ### **Key Responsibilities:** * Design and evolve modern frontend architecture (SPA / SSR) * Develop end-to-end solutions with a product-centric approach * Collaborate closely with product and business teams * Integrate AI solutions into real-world workflows * Ensure performance, scalability, and code quality * Participate in high-impact technical decisions ### **Must Have:** * 8+ years of software development experience * Solid experience with **TypeScript (frontend and/or backend)** * Strong command of modern frontend (architecture, performance, UX) * Experience working with products in production * Functional knowledge of **Python** * Experience in **continuous delivery** environments * Ownership mindset and impact-oriented approach * Experience in startups or demanding environments * Residency in **Madrid** * Availability for a **hybrid work model (3 days in office / 2 remote)** ### **Nice to Have:** * Experience applying AI (RAG, agents, local models) * Docker / Kubernetes * Well-structured CI/CD * Monitoring and observability * Applied security (auth, APIs, etc.) * Web performance optimization * Experience leading squads Experience in early-stage environments (0→1) We may use artificial intelligence (AI) tools to support parts of the hiring process, such as reviewing applications, analyzing resumes, or assessing responses. These tools assist our recruitment team but do not replace human judgment. Final hiring decisions are ultimately made by humans. If you would like more information about how your data is processed, please contact us.