The Role We are seeking an experienced AI Developer to lead the design, development, and implementation of AI-driven systems at Spoki. In this role, you will be at the cutting edge of innovation, creating intelligent solutions that harness WhatsApp as the main channel for hyper-personalized communications, sentiment analysis, conversational flows, and automated decision-making. If you’re ready to push technological boundaries, build impactful AI solutions, and transform the way businesses engage with their customers, Spoki is the place for you.

Key Responsibilities

- Adopt & Develop AI Solutions Evaluate and implement the most suitable AI platforms and tools to support Conversational Commerce needs, prioritizing cost-effectiveness, scalability, and fast deployment.
- AI Agents & Intent Recognition Build and deploy advanced AI-driven agents to accurately detect user intent, manage conversational flows, and deliver personalized responses across text, audio, and image.
- Sentiment Analysis & Dynamic Flows Combine real-time sentiment analysis with adaptive flows to personalize interactions, increasing customer satisfaction and conversion rates.
- Conversational Commerce (cCommerce) recommendations, and streamlined customer journeys.
- Collaboration & Integrations Work closely with product, design, and development teams to ensure AI systems integrate seamlessly with existing platforms.
- Innovation Leadership Stay ahead of industry trends, drive the AI strategy, and champion a lean, experimentation-driven approach, fostering a culture of innovation and continuous learning.
- Scale, scale, scale. Ensure AI systems are secure (EU regulations), efficient, and scalable,



capable of managing high traffic volumes while remaining cost-optimized.
- Startup Mentality Proactive, lean, and passionate about emerging technologies.

Required Qualifications

- 4+ years of experience in AI software development, with a strong record of delivering impactful solutions.
- Databases: Strong knowledge of SQL and NoSQL databases (e.G., PostgreSQL, Firestore, DynamoDB, …) Expertise in Vector Databases (e.G., Milvus, FAISS)
- Programming Languages: Proficient in Python, Golang (nice-to-have)
- AI & LLM: Prompt Engineering (instruction tuning, chain-of-thought design, multi-shot prompts) Fine-Tuning Techniques (nice-to-have) Retrieval-Augmented Generation (RAG) architecture design Real-time sentiment analysis and automated flow adaptation
- Architecture & System Design: Event-Driven and Distributed Systems Microservices and Scalable Architectures Asynchronous Processing and Real-Time Data Handling
- Frameworks & Tools: AI & LLM Frameworks: MCP, LangChain, LangGraph, Agent tracing frameworks Web Frameworks: FastAPI, Django ORM & Testing: SQLAlchemy, Pytest Cloud: Docker, AWS, GCP(VertexAI),nice to have k8s Task Queues & Event-Driven Systems: Celery, Dramatiq, AWS SQS, Redis Other Tools: transcription services, image data extraction

What We Offer

- Be the lead AI innovator in a company set for general growth.
- Competence salary range (50k-68k)
- Work with an international, passionate, supportive, young and talented team dedicated to excellence.
- Gear up with the latest Apple MacBook Pro.
- Meal vouchers to fuel your day.
- Permanent and full-time contract.
- Regular team-building events and celebrations.
- Access to cutting-edge technologies and resources to stay at the forefront of data engineering and analytics.

📌 Senior Ai Developer (Barcelona)
🏢 Spoki
📍 Barcelona