# Senior Full-Stack Developer (Backend-Focused) with Web3 & AI Experience **Location** **Remote** or **Lisbon, Portugal** **Job Type** Full-time **About the Company** Mintbase is at the forefront of integrating AI with blockchain technology. We are committed to revolutionizing the way blockchain transactions are performed through advanced AI-driven platforms. We're looking for innovative minds to join our dynamic team to contribute to groundbreaking projects. **Position Overview** As a Senior Full-Stack Developer with a backend emphasis, you will work on the development of our AI assistant platform tailored for blockchain transactions. This role requires deep knowledge in both web3 technologies and AI, with a significant focus on integrating these technologies to enhance user interactions and backend processes on blockchain networks. **Key Responsabilities** - Design and develop robust backend services and APIs that interact seamlessly with various blockchain networks. - Implement front-end interfaces and integration points for AI-driven blockchain applications. - Collaborate with cross-functional teams to define, design, and ship new features with high reliability and scalability. - Stay updated and integrate the latest advancements in AI and blockchain technologies. **Skills and Qualifications** - 5+ years of experience in full-stack development with a strong backend focus. - Extensive experience with blockchain technologies including: - Proficiency in smart contract development (EVM+, Solana++, NEAR++) - Familiarity with various blockchain ecosystems and protocols. - In-depth knowledge of AI technologies applicable to web and blockchain solutions: - Experience with retrieval-augmented generation (RAG), OpenAI tools, Langchain, and AI assistant development. - Strong proficiency in multiple programming languages and frameworks. - Excellent problem-solving skills and ability to work in a dynamic, fast-paced environment. **Preferred Skills** - Contributions to open-source projects. - Prior experience building AI-driven platforms. - Advanced degree in Computer Science or a related field. **How to Apply** Please submit your resume, a cover letter, and any relevant project samples or GitHub links to luis(at)mintbase(dot)xyz.