AI Engineer

<h3>📋 Description</h3> • Own the full development lifecycle — from idea to architecture, implementation, testing, and delivery of real-world AI products • Design and build robust AI systems, including Iris.ai’s proprietary Retrieval-Augmented Generation (RAG) pipelines and LLM Evaluation Frameworks used by leading R&D teams • Drive innovation by testing new approaches and bringing new AI research into production • Collaborate across teams — work closely with researchers, product managers, and fellow engineers to shape and ship powerful features • Build systems for performance and reliability, ensuring they are scalable, testable, and maintainable • Contribute to a global mission to transform how the world interacts with scientific knowledge and applied AI • Thrive in a remote-first, agile environment, contributing meaningfully within a distributed, deep-tech team • Keep learning, always — we’ll support you with space, mentorship, and resources to grow as an AI engineer <h3>🎯 Requirements</h3> • 5+ years in software development, including 3+ years with Python • Solid experience in web backends (Django/Flask), REST APIs, databases, and cloud infrastructure • Familiarity with ML systems or motivation to learn in depth • Ability to work in a remote-first, collaborative environment • Proficiency in English • Any of these is an advantage: • Advanced degree in Computer Science or related field • Previous work with LLMs, NLP, or AI model evaluation • Experience contributing to or using RAG systems in production • Open-source contributions, academic research, or mentoring <h3>🏖️ Benefits</h3> • Impact • Build responsible AI that shapes the future of science and tech • Join a sharp, versatile team of ambitious builders • Thrive in a flat structure with no corporate hierarchy, where every voice matters • Competitive salary with annual reviews • Stock options to share in our long-term success • 30 days annual paid vacation + bonus days • Flexible work hours • Flexible work location - You choose where to work from • Hybrid model or 100% remote work - You want it? - You have it! • Regular Team building activities and travels • Seasonal Working Camps (summer / winter) • Personalized Work Equipment Allowance - choose your own Gear • Learning & Development Allowance - we will sponsor you to Join global conferences or take upskilling courses • Career Enhancement Plan • New technologies introduction & testing opportunities • Knowledge transfer, Work buddies, PairCoding, Mentorship opportunities, weekly Tech Deep Dives • Workshops, Conferences, Hackathons • Freedom to bring innovation and your ideas to life • Free MultiSport card • Cool Sofia office in a central location • Private Health Insurance - Premium package • Bi-annual health checks • Charity and volunteer activities