Atwork.Ai is seeking a Senior Developer to own end‑to‑end web applications on a multi‑tenant B2B SaaS platform. You will code across the stack, review peers, and shape architectural decisions while ensuring quality through automated tests and solid documentation.You will contribute to Azure-based infrastructure, work in an agile team with product, data science and design, and have versátil remote options within Spain or hybrid in Santander or Barcelona.#J-18808-Ljbffr