About this role
Role Description
Bloomreach is seeking a seasoned Senior Machine Learning Engineer to own the design and implementation of cutting-edge AI and GenAI driven algorithmic components for search, recommendation and behavioral insights that are used to personalize digital experiences for our customers.
Design, develop, and enhance ML/AI models which mainly power Search and Recommendation. Process historical data, search queries, product catalog, and images to extract hidden relations and features. Conduct research to explore ongoing cutting-edge ML techniques (especially deep learning) and conduct a quick POC. Work closely with Data Engineers and Senior Data Scientists to integrate and scale ML components to a production-level that can handle terabytes of data. Continuously learn and stay up to date with the current state-of-the-art techniques by reading research papers and attending AI/ML conferences.
Qualifications
BS/MS degree in Computer Science or a related discipline with a strong mathematical foundation and excellent programming skills (primarily Python). Ideally at least 3 years of experience building ML-driven fast and scalable ML/analytical algorithms in a corporate/startup environment. Strong awareness and understanding of recent trends in Generative AI and LLMs. Experience in working with GenAI stack will be treated as strong credentials. Strong understanding of various machine learning and natural language processing technologies, such as classification, information retrieval, clustering, knowledge graph, semi-supervised learning and ranking. Excellent exploratory data analysis skills with the ability to slice and dice data at scale using SQL in Redshift/BigQuery. Good problem solving and analytical skills. Ability to learn and adapt to newer ML technologies. Exposure to deep learning stack (PyTorch/Keras/TensorFlow) and techniques (Representation/Transfer Learning, RNN/LSTM, Transformers). Experience working with Big Data in a cloud based production environment (AWS/GCP/Azure). Effective communication skill in English, both verbally and in written form.
Requirements
The salary starts at €4,800 gross per month, along with restricted stock units and other benefits. Flexibility for employees to work from anywhere for the respective region (Central & Eastern Europe) or in offices in Bratislava (Slovakia) or Brno, Prague (Czechia) on a full-time basis.
Benefits
A great deal of freedom and trust; no clocking in and out, corporate rules, or long approval processes. Defined company values and behaviors embedded in processes like recruitment, onboarding, feedback, personal development, performance review, and internal communication. Flexible working hours to accommodate individual working styles. Virtual-first work environment with several Bloomreach Hubs available across three continents. Company events to experience the global spirit and excitement about the future. Support for volunteering activities; every Bloomreacher can take 5 paid days off to volunteer. Employee Assistance Program with counselors for non-work-related challenges. Subscription to Calm - sleep and meditation app. ‘DisConnect’ days where Bloomreachers enjoy one additional day off each quarter. Facilitation of sports, yoga, and meditation opportunities. Extended parental leave up to 26 calendar weeks for Primary Caregivers. Restricted Stock Units or Stock Options based on role, seniority, and location. Participation in the company's success through the company performance bonus. Employee referral bonus of up to $3,000 paid out immediately after the new hire starts. Celebration of work anniversaries — Bloomversaries!