Desenvolvedor de Software Sênior

This position is listed on behalf of a partner company, who manages all applications and next steps. Our partner is looking for a Desenvolvedor de Software Sênior based in Brazil. This is a senior software engineering opportunity focused on sustaining and evolving a core technology platform while delivering new products, integrations, and scalable architectures. You will combine strong backend expertise with modern frontend development, microservices, APIs, and cloud-ready engineering practices. The role offers significant hands-on involvement, from writing and reviewing code to designing automated tests and technical solutions. You will also work at the intersection of software engineering and artificial intelligence, building solutions with LLMs, agents, RAG, and generative AI. A key part of the challenge will be balancing the evolution of an established PHP platform with the development of new Node.js and TypeScript services. You will collaborate in an agile environment where technical quality, scalability, clean code, and continuous innovation are highly valued. This position is well suited to a senior engineer who enjoys solving complex technical challenges and turning emerging technologies into practical solutions.