AI Engineer

Description

Job Summary: We are seeking a passionate AI Engineer specializing in Generative AI to design and develop innovative, scalable, and business-impactful solutions. Key Highlights: 1. Flexibility to experiment, propose, and build real-world AI solutions 2. Continuous learning environment and autonomy 3. Working with LLMs, RAGs, AI agents, and vector databases If you're passionate about **Generative AI** and want to build solutions that go beyond typical chatbots, keep reading. At **Next Digital**, we help large enterprises undergo technological transformation by building solutions grounded in best practices and a genuine focus on **quality, scalability, and business impact**. You’ll join an environment where **flexibility is real**, continuous learning is part of everyday work, and you’ll have the autonomy to experiment, propose, and build real-world AI solutions. ### **What You’ll Find at Next Digital** **100% genuine remote work** No disguised hybrid arrangements. Work from wherever you perform best. **Flexible working hours** Organize your schedule according to your rhythm and your team’s needs. ️ **More time to enjoy life** Intensive work schedule in July and reduced schedule in August. **Truly disconnecting vacations** 23 working days + an extra week at Christmas + December 24th and 31st off. Additionally, you may choose public holidays either from Madrid or from your place of residence. **Continuous training and certifications** Annual training budget of €1,000 **Certifications** For your professional development (AWS, Azure or GCP, Airflow, dbt, etc) ️ **English classes** Because continued professional growth also means feeling comfortable in international environments. **Flexible compensation and remote-work support** Meal vouchers, childcare allowance, transportation allowance, and €20/month for remote-work expenses. **Take care of yourself your way** Choose between Wellhub or private health insurance. **Great atmosphere and a true team** Team-building activities, in-person meetups, and moments to connect beyond work. **Professional growth plan** We support your technical and professional evolution so you can keep advancing. #### **Your Role as AI Engineer at Next Digital** We’re looking for someone experienced in building applications based on **LLMs and Generative AI**, with interest in creating useful, scalable, and well-designed solutions. If you’re motivated to work with **RAG architectures**, AI agents, vector databases, and ecosystems like **OpenAI or AWS Bedrock**, you’ll feel right at home here. ##### **What You’ll Do Day-to-Day?** * Design and develop applications based on **LLMs**, RAGs, and AI agents * Integrate foundational model APIs such as **OpenAI** or **AWS Bedrock** * Build data pipelines for document ingestion, cleaning, chunking, and vectorization * Work with vector databases and modern AI workflows * Optimize prompts, evaluate responses, and improve cost and latency * Collaborate across teams to bring AI solutions to real products ##### **What Makes You Stand Out Here** * Prior experience building solutions with **Generative AI or LLMs** * Strong proficiency in **Python, SQL, and REST API consumption** * Knowledge of embeddings, context, tokens, and vector databases * Experience with tools such as **LangChain, LlamaIndex, OpenAI API, or AWS Bedrock** * Familiarity with cloud environments (**AWS, Azure, or GCP**) * Curiosity, autonomy, and eagerness to keep learning continuously ##### **A Plus We Value** * Experience with **Airflow or dbt** * Previous background as a Data Engineer, ML Engineer, or Software Engineer * Experience building RAG architectures or AI agents * Strong communication skills and customer orientation #### **Will You Join Next Digital?** Here, you’ll find a space where you can **grow, contribute, and enjoy what you do**. We believe in technology—but above all, in people. If this resonates with you, apply now. We’d love to meet you! ***IMPORTANT:*** Due to organizational and legal requirements, the selected candidate must **currently reside in Spain** and hold **legal authorization to work in the country** at the time of onboarding.