Desarrollador de back-end
1 day ago
Barcelona
Ready to Take Your Career to the Next Level? Join Amaris Consulting and work on cutting-edge projects that impact thousands of users worldwide. Be part of an international team, thrive in an agile environment, and grow with a global group that truly values innovation, technology, and talent. Your Mission & Impact As a Senior Back-End Developer , you will play a key role in designing and building scalable, high-performance backend systems, with a strong focus on AI-driven solutions and Large Language Models (LLMs) . Your work will directly influence global products used by leading clients across multiple industries. What You’ll Do Design, develop, and maintain robust backend applications using Node.js and TypeScript . Build scalable APIs and microservices following clean architecture and best practices. Work hands-on with AI-powered solutions , integrating and optimizing Large Language Models (LLMs) in real, production environments. Collaborate closely with product, frontend, data, and AI teams to deliver end-to-end solutions. Contribute to technical decisions, architecture discussions, and continuous improvements. Mentor junior developers and promote best practices across the team. Stay up to date with backend, cloud, and AI/LLM trends. ✅ What We’re Looking For 5–7 years of experience as a Back-End Developer . Strong expertise in Node.js and TypeScript . 2–3 years of real, hands-on experience working with AI solutions , especially Large Language Models (LLMs) . Solid understanding of backend architecture, RESTful APIs, microservices, and asynchronous systems. Experience with version control systems ( Git ) and Agile methodologies. Excellent soft skills : strong communication, teamwork, and stakeholder collaboration abilities. Ability to work autonomously in distributed, multicultural teams. English: Fluent Spanish: Native Location & Work Model Work from Madrid, Barcelona or Valencia Why Join Us? Career Growth: 70% of our senior leaders started in entry-level roles. Continuous Learning: Access to our Technology Academy, Udemy courses, webinars, and company-paid certifications. Flexibility: Fully remote position, flexible policies, and social benefits (meal vouchers, transport, childcare support, private health insurance). Well-being: Our WeCare program supports employees in critical life situations. Personal Development: Annual training budget to continuously boost your skills. Our Selection Process We believe in a transparent and candidate-friendly hiring experience: Initial Call with our recruitment team to align expectations and profile. First Interview: Deep dive into your experience and project alignment. Second Interview: Meet with a technical expert to assess technical and AI/LLM experience. Client Interview: Get to know the client and project details. Final Conversation: Final alignment and offer discussion. ⏱ Average timeline: 1–2 weeks Ready to Make an Impact? Apply now and join a team that is shaping the future of technology through backend excellence and AI innovation . Diversity & Inclusion At Amaris Consulting , we celebrate diversity and are committed to creating an inclusive environment. All qualified candidates are welcome, regardless of gender, sexual orientation, race, ethnicity, age, or any other characteristic.