Take your career to the next level with Amaris Consulting as a Senior Backend developer. Be part of an international team, thrive in a global group with a €800M turnover and over 1,000 clients worldwide, and an agile environment. The adecuado candidate will play a pivotal role in shaping technical direction, mentoring developers, and ensuring high-quality software delivery. ✍️WHAT WOULD YOU NEED? ✍️ 5+ years of backend software development experience. Strong expertise in Python — this is our core requirement. Solid understanding of backend architecture, APIs, and performance optimization. Experience with MongoDB and NoSQL databases. Node.Js: experience is a plus, but strong backend leadership in Python is what we value most. Fluent in English and native in Spanish. Experience with other backend technologies such as .NET or Java is a strong plus.