AI Engineer Offline

Bitmedia Labs is an international product IT company that has been building ambitious, innovative products for millions of users worldwide since 2014 , combining deep tech expertise with a creative mindset.

Our ecosystem spans:

• Game Development — building the next generation of Web3 gaming, where gameplay comes first, players own their assets, and developers thrive within massive, engaged communities.
• Digital Marketing Ecosystem — building a unified ecosystem that combines a leading high-performance advertising platform with emerging media and affiliate solutions.

Responsibilities:

• Conduct R&D in the field of artificial intelligence and machine learning;
• Design and implement RESTful API endpoints for AI-powered applications using FastAPI/Flask;
• Develop background workers and task queues for asynchronous AI processing and model inference;
• Engineer effective prompts for large language models and fine-tune models for specific business use cases;
• Prepare and develop AI concepts and prototypes to solve business challenges;
• Design and engineer effective prompts for large language models;
• Train, fine-tune, and optimize machine learning models for specific use cases;
• Develop and implement RAG (Retrieval-Augmented Generation) solutions;
• Create and integrate AI-powered bots, virtual assistants, and chatbots;
• Work with various LLM APIs (OpenAI, Anthropic Claude, Google Gemini, LLaMA, etc.);
• Implement ML models for data analysis, NLP tasks, and content generation;
• Build data processing pipelines and workflows;
• Form and test hypotheses to improve product metrics and user engagement;
• Collaborate with product teams to implement AI features that solve real user problems.

Required Qualifications:
 

• Solid experience with Python programming and software development;
• Hands-on experience working with LLM models and APIs (OpenAI, Claude, Gemini, LLaMA, etc.);
• Practical knowledge of AI/ML libraries and frameworks (LangChain, Hugging Face, PyTorch, TensorFlow);
• Experience with vector databases (Pinecone, Weaviate, Qdrant, etc.) and embeddings;
• Demonstrated expertise in prompt engineering techniques and best practices;
• Basic experience with model fine-tuning and training pipelines;
• Strong SQL skills and experience with relational/NoSQL databases;
• Proven experience building APIs and backend services (RESTful APIs, background workers, task queues, data processing services) and understanding of application architecture and system design principles;
• Strong problem-solving skills, ability to work independently with minimal supervision, and capacity to research and learn new technologies autonomously;
• Experience with debugging, troubleshooting, and optimizing AI/ML solutions.
 

Preferred Qualifications:
 

• Experience with cloud platforms (AWS, GCP, Azure) for AI/ML deployment and production implementation of AI solutions;
• Knowledge of Docker containerization, DevOps practices, MLOps, model monitoring, and CI/CD pipelines;
• Understanding of semantic search techniques, advanced embedding strategies, and experience processing unstructured data (text, images, audio) at scale;
• Proficiency with data visualization tools and techniques (Plotly, D3.js, Tableau);
• Working knowledge of web technologies fundamentals (HTML5, CSS3, JavaScript);
• Knowledge of authentication, authorization, and security best practices for AI applications.

Hiring process:

• Intro call with a Recruiter — Technical Interview with the Hiring team — Collection of Recommendations — Offer.
 

Join Bitmedia Labs to evolve, explore, and make a real difference — together.

Our culture is built on openness, trust, and support. We value initiative, ownership, and results. We work as one team — helping each other, celebrating wins, and learning from challenges together.

We offer the freedom and space to grow:
 

• Professional growth and self-realization through ambitious products;
• The opportunity to bring your ideas to life, experiment, and directly influence the product’s development;
• Collaboration with talented teammates united by a shared goal.
 

We also care about well-being and balance:
 

• Flexible schedule and the option to work remotely or from our hubs in Kyiv, Warsaw, and Berlin;
• Competitive compensation, regular performance reviews, paid vacation, sick leave, and public holidays;
• Modern Apple equipment and thoughtful corporate gifts for holidays and personal milestones.
• Support for your growth: courses, workshops, and conferences.
 

Through our charity foundation Bit Spilka, run by volunteers from our team, we support the military, medics, and civilians across Ukraine — already delivering over $500,000 in aid. Here, your work also drives social impact, and you can also join our volunteer initiatives.

If this resonates with you , send your CV and join us.
Let’s foster the world together!