02.03.2026 | Pełny etat | Wysokie Mazowieckie | HelloFreshWork experience as a (senior) data scientist, preferably in e-commerce, fintech, or fraud detection Strong experience with classification and regression models; familiarity with upliftmodeling is a plus Fluency in Python (Numpy, Pandas, Scikit-learn, XGBoost, LightGBM) and experience with Spark/PySpark
Zobacz później02.03.2026 | Pełny etat | Wysokie Mazowieckie | CitigroupTrack record of operational process change and improvement. Experience in Cloud Operations/ support and site reliability. Hands on experience with AWS and/ or GCP. Proficiency with Infrastructure as code (IaC) tools like Terraform, CloudFormation, Working knowledge of scripting ( bash, Python or similar
Zobacz później02.03.2026 | Pełny etat | Wysokie Mazowieckie | DataArtOn integration activities and performance improvements Support GDPR compliance efforts and data quality initiatives with legal and source system owners Review SQL and Python logic to validate proposed technical approaches Coordinate the European rollout beginning with Finland and define a federated ownership
Zobacz później02.03.2026 | Pełny etat | Wysokie Mazowieckie | Jit TeamThis is a leadership position with real impact on architecture, delivery strategy, and product evolution. Expected competences and knowledge Proven experience leading a software development team (people leadership delivery ownership) Min. 7 years of experience with Java Experience with Kotlin and Python Ability
Zobacz później02.03.2026 | Pełny etat | Wysokie Mazowieckie | DCGCustomer datasets into standardized formats for mandatory reporting purposes Collaborate within a small, agile 3-person data team responsible for developing the data platform. Key responsibilities include Coding in Spark and Python Designing and creating data flows Gathering and understanding business
Zobacz później02.03.2026 | Pełny etat | Wysokie Mazowieckie | AirHelpExperience in cloud-native, fast-moving environments (AWS) with a deep instinct for what matters in production. AI & LLM You understand the unique security implications of AI usage and know how to design and build gates to mitigate them. Automation & IaC You are fluent in scripting (Python, Go, etc
Zobacz później02.03.2026 | Pełny etat | Wysokie Mazowieckie | in4ge sp. z o.o.I infrastrukturą ML (np. MLflow, Weights & Biases, AWS/GCP) Bardzo dobra znajomość języka Python Znajomość podstaw MLOps i CI/CD mile widziana Proponujemy Praca przy najnowszych technologiach GenAI Możliwość współtworzenia produktów z wykorzystaniem LLM, RAG itp. Możliwość pracy zdalnej Uczestnictwo
Zobacz później02.03.2026 | Pełny etat | Wysokie Mazowieckie | SIXUsing Python, Java/TypeScript, or Java proficiency in agent architectures, RAG patterns, ingestion pipelines, and prompt/context engineering practical experience with Azure OpenAI Services, vector databases, LangChain, or comparable frameworks solid understanding of the full software development
Zobacz później02.03.2026 | Pełny etat | Wysokie Mazowieckie | iTeamlyLanguage such as Java, Python, or JavaScript. Familiarity with test management and issue tracking tools (e.G. Jira, TestRail). Basic experience with API or performance testing. What we offer Flexible working hours, remote or hybrid setup. B2B contract, flat-rate model, 26 paid days off per year. Stable
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