Living Homes is a pioneering Smart Home company and an Applied Research & Development Lab on a mission to conceptualize and create the truly intelligent human-centric Home of the Future. We are building the next-generation AI-driven home management platform that seamlessly integrates IoT, Robotics, Virtual Reality, Cloud and Edge Computing technologies. This platform makes the Home of the Future truly intuitive, comfortable, caring and adaptive to its inhabitants’ needs.

Our R&D team comprises of 20 highly skilled and experienced technology, product, and business professionals. The team is uniquely positioned for success as our colleagues have long-term professional experience (14 years on average) with strong expertise in all relevant areas, including AI/ML, IoT, VR, Robotics, Cloud-native Development and Smart Home.

We are on the lookout for an experienced AI/ML Developer to join our development team in Sofia. In this role you will be at the heart of developing our AI-driven home management platform. We are looking for a highly skilled, self-driven, and initiative-taking professional with interests and experience in Large Language Models and Speech Processing (ASR, TTS). You will have the opportunity to work and experiment with the latest AI models and algorithms, research new innovative approaches in AI, fine-tune models and build Retrieval Augmented Generation systems.

• Build our AI-driven home management platform by participating in the entire development process, from initial concept creation to full-fledged implementation

• Proactively assist in assessing promising AI technologies

• Design and develop Generative AI solutions, fine-tuning and training latest LLM models

• Perform Prompt Engineering – craft and refine user inputs to effectively guide AI responses, ensuring accurate and contextually relevant outcomes

• Engage with Data Engineering – collaborate with data engineers to design, develop and maintain scalable data pipelines for Digital Twin operational and training data

• Use Python to integrate various AI services and APIs

• Produce clean, maintainable, scalable, and efficient code

• Leverage AI in the solution' score (for analyzing user input, IoT sensor data, environmental information and behavioural pattern recognition) and its verticals:
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  • Robotics – for personalized conversation and interactions with household members based on their preferences and previous history
  • VR – for creating more dynamic and interactive VR experiences
  • Health Tech – for augmenting the Smart Home with human centric data and for enhancing decision making
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• Utilize latest AI technologies in the Cloud (e.g. OpenAI, Azure, Claude) and running on-premises models on Edge Computing hardware (e.g. NVIDIA Jetson)

• Conduct research and experimentation to improve the performance of AI systems

• Build, tune, deploy and monitor (MLOps) robust Machine Learning solutions

• Develop with a Defensive Design Strategy in mind – for safeguarding against abuse, misuse, and prompt injection, ensuring reliable, secure solutions

• Stay up to date with the latest research and emerging technologies in Generative AI and related fields and identify opportunities to incorporate relevant advancements into the software architecture

• Provide technical support to the Product Managers for defining and clarifying business

For being successful in this role, we believe a mix of technical and soft skills is required. In the list below you can see what we think are the characteristics of the “ideal candidate”:

• ‍Development experience: 5 or more years of experience in software development with participation in one or more production-level projects, preferably with demanding requirements for robust, scalable, and efficient system operation.

• ‍Python programming expertise: 3 or more years of experience in Python, preferably in complex application development.‍

• Strong OOP experience: In-depth knowledge of object-oriented programming principles and their practical application in Python for creating clean, modular, and maintainable code.
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• AI/ML expertise: Experience in AI/ML, through academic or commercial projects. Practical skills with some of the popular frameworks in ML like Scikit-learn, PyTorch, TensorFlow, or LangChain. Experience related to Smart Home technologies and automation is a plus.
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• LLM knowledge: Strong understanding of AI language models, particularly GPT-4 or similar technologies. Hands-on experience in training or fine-tuning large language models or diffusion models.‍
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• Linux/Unix skills: Experience with Linux/Unix environments, shell scripting and command-line utilization, and basic system administration.‍
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• DevOps skills: Experience with DevOps practices, including CI/CD, containerization, and orchestration tools. Experience with Azure cloud services is a plus.
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• Smart Home & IoT technologies: Keen interest in Smart Home and IoT technologies, with a desire to create innovative smart living solutions. Experience in these areas is a big advantage.
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• Independence and initiative: Ability and willingness to work independently, to proactively confront challenges, and to adapt to rapidly changing project demands.
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• Communication skills: Very good verbal and written communication skills, with the ability to clearly articulate technical concepts, problem statements and solutions to diverse audiences, including non-technical stakeholders.
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• Problem-solving and analytical thinking: Strong analytical and problem-solving abilities, with a passion for identifying issues and for conceptualizing, evaluating, and implementing solutions.

• ‍Paid leave: Benefit from 25 days of paid leave, ensuring you have ample time to recharge

• Sports card: Stay active and healthy with a subsidized sports subscription card with various options for sports activities

• ‍Additional health insurance package: Enjoy an additional health insurance package covered in full by the company

• ‍Food vouchers: 200 BGN worth of groceries and food vouchers are provided on top of your monthly salary

• ‍Convenient office location: Our office in Sofia is located at a very convenient and well-connected area, right next to the Joliot-Curie underground station

• ‍Food and drinks at the office: Enjoy fresh fruits, snacks, and beverages available daily to keep you energized and refreshed at work

• ‍Flexibility: Take advantage of our flexible working time and home office options

• ‍Hardware and software tools and gadgets: Use the chance for experimenting and working with the latest hardware and software technologies available worldwide that you might need

• ‍Professional development: We foster continuous learning and professional upskilling of our team members through workshops, courses, certifications and participation in international conferences and expo events

• ‍Collaborative team environment: Join a friendly team of motivated, talented and experienced IT, product, and business professionals

• ‍Beyond work: Have fun and build strong personal relations at our regular team-building activities and organized social events