Senior Data Scientist

2 weeks ago


Remote Warsaw Wrocław Białystok Kraków Gdańsk, Czech Republic Addepto Full time

What you’ll need to succeed in this role: 5+ years of commercial experience designing and implementing scalable AI solutions (Machine Learning, Predictive Modeling, Optimization, NLP, Computer Vision, GenAI, LLMs, Deep Learning). Proficiency in developing ML algorithms from scratch to production deployment. Strong programming skills in Python: writing clean code, OOP design, extensive knowledge of ML libraries (Scikit-Learn, PyTorch / Tensorflow). Proven expertise in deploying solutions in cloud environments (AWS or Azure). Knowledge in applying LLMs (AI agents, semantic search, prompt engineering, multimodal embeddings, RAG). High proficiency in English (C1 level). Excellent communication skills and consulting experience with direct interaction with clients. Working experience in SQL and NoSQL databases (MongoDB, Snowflake, Databricks). Good knowledge of CI/CD principles (GitHub and GitHub Actions). Familiarity with MLOps practices, Kubernetes and Docker. Master’s or Ph.D. in Computer Science, Data Science, Mathematics, Physics, or a related field. Experience with Big Data technologies like Spark, Hadoop, and Kafka is a plus. Leadership and mentoring experience is highly desirable. Addepto is a leading AI consulting and data engineering company that builds scalable, ROI-focused AI solutions for some of the world’s largest enterprises and pioneering startups, including Rolls Royce, Continental, Porsche, ABB, and WGU. With our exclusive focus on Artificial Intelligence and Big Data, we help organizations unlock the full potential of their data through systems designed for measurable business impact and long-term growth.Beyond client projects, we have developed our own product offerings born from real-life client insights and challenges. We are also actively releasing open-source solutions to the community, transforming practical experience into tools that benefit the broader AI ecosystem. This commitment to scalable innovation, proven ROI delivery, and knowledge sharing has earned us recognition by Forbes as one of the top 10 AI consulting companies worldwide. As a Senior Data Scientist / ML Engineer, you will have the exciting opportunity to work with a team of technology experts on challenging projects across various industries, leveraging cutting-edge technologies. Here are some of the projects we are seeking talented individuals to join: AI optimization engine for airport operation management. This project involves creating an AI-driven optimization engine to streamline airport operations, using real-time data from sources like radar, air traffic, and passenger information. AI recommendation engine for the leading innovation company. This project involves creation of AWS-powered solutions to provide domain-specific recommendations by employing sophisticated LLMs. Discover our perks and benefits: Work in a supportive team of passionate enthusiasts of AI & Big Data. Engage with top-tier global enterprises and cutting-edge startups on international projects. Enjoy flexible work arrangements, allowing you to work remotely or from modern offices and coworking spaces. Accelerate your professional growth through career paths, knowledge-sharing initiatives, language classes, and sponsored training or conferences, including a partnership with Databricks, which offers industry-leading training materials and certifications. Choose from various employment options: B2B, employment contracts, or contracts of mandate. Make use of 20 fully paid days off available for B2B contractors and individuals under contracts of mandate. Participate in team-building events and utilize the integration budget. Celebrate work anniversaries, birthdays, and milestones. Access medical and sports packages, eye care, and well-being support services, including psychotherapy and coaching. Get full work equipment for optimal productivity, including a laptop and other necessary devices. With our backing, you can boost your personal brand by speaking at conferences, writing for our blog, or participating in meetups. Experience a smooth onboarding with a dedicated buddy, and start your journey in our friendly, supportive, and autonomous culture. ,[Develop, implement, and validate Machine Learning models to support business objectives., Design AI solutions that address complex business challenges and drive value., Research, test and select the best tools and technologies as well as AI solutions to meet the business requirements., Understand clients' needs and translate business problems into data science problems., Architect and oversee the implementation of data pipelines and workflows, setting standards for data quality and security., Coordinate with Data Engineering and Software Engineering teams to strategize and oversee the building of AI applications., Present findings and recommendations clearly and concisely to stakeholders., Prioritize, and control tasks within an Agile/Scrum framework, ensuring timely delivery.] Requirements: AI, ML algorithms, ML libraries, LLMs, SQL, NoSQL, CI/CD, Python, GenAI, MLOps, Docker, Kubernetes Tools: Jira, Confluence, Wiki, GitHub, Agile, Scrum, Kanban. Additionally: Private healthcare, Multisport card, Referral bonus, MyBenefit cafeteria, International projects, Flat structure, Paid leave, Training budget, Language classes, Team building events, Small teams, Flexible form of employment, Flexible working hours and remote work possibility, Free coffee, Startup atmosphere, No dress code, In-house trainings.



  • Remote, Warsaw, Czech Republic hubQuest Full time

    What we expect 5+ years of professional experience in Data Science or ML Engineering, including production deployments MSc or PhD in Computer Science, Statistics, Mathematics, Physics, or related technical field Strong Python programming skills, including software engineering practices (OOP, modular code design, testing) Solid experience with ML frameworks...

  • Senior Data Scientist

    2 weeks ago


    Remote, Warsaw, Wrocław, Białystok, Kraków, Gdańsk, Czech Republic Addepto Full time

    What you’ll need to succeed in this role: 6+ years of commercial experience in designing and implementing scalable AI solutions (Machine Learning, Predictive Modeling, Optimization, NLP, Computer Vision, GenAI). Experience in Machine Learning projects leadership and team mentoring. Proficiency in developing ML algorithms from scratch to production...


  • Remote, Kraków, Szczecin, Poznań, Czech Republic Shoper Full time

    Co jest dla nas ważne? Min. 3 lata doświadczenia jako Data Scientist lub w podobnej roli. Znajomość języka Python i bibliotek DS (pandas, numpy, scikit-learn, matplotlib/seaborn). Doświadczenie w przetwarzaniu dużych zbiorów danych (PySpark, Ray, Hadoop, Spark). Bardzo dobra znajomość baz danych SQL oraz doświadczenie z ElasticSearch....

  • Lead Data Scientist

    2 weeks ago


    Remote, Warsaw, Wrocław, Białystok, Kraków, Gdańsk, Czech Republic Addepto Full time

    What you’ll need to succeed in this role: 5+ years of commercial experience in designing and implementing scalable AI solutions (Machine Learning, Predictive Modeling, Optimization, NLP, Computer Vision, GenAI, LLMs, Deep Learning). Proficiency in developing ML algorithms from scratch to production deployment. Strong programming skills in Python:...


  • Prague - Remote, Czech Republic Blackpoint Cyber Full time 60,000 - 120,000 per year

    Blackpoint Cyber is the leading provider of world-class cybersecurity threat hunting, detection and remediation technology. Founded by former National Security Agency (NSA) cyber operations experts who applied their learnings to bring national security-grade technology solutions to commercial customers around the world, Blackpoint Cyber is in hyper-growth...

  • Data Scientist

    2 days ago


    Remote, Warszawa, Gdańsk, Wrocław, Białystok, Kraków, Czech Republic Addepto Full time

    🎯 What you’ll need to succeed in this role: At least 3+ years of proven commercial experience designing and implementing scalable AI solutions (Machine Learning, Predictive Modeling, Optimization, NLP, Computer Vision, GenAI). Proficiency in developing ML algorithms from scratch to production deployment. Strong programming skills in Python: writing...


  • Remote, Czech Republic Link Group Full time

    Required Skills & Experience 5–8 years of hands-on experience in data engineering or similar roles. Strong knowledge of AWS services such as S3, IAM, Redshift, SageMaker, Glue, Lambda, Step Functions, and CloudWatch. Practical experience with Databricks or similar platforms (e.g., Dataiku). Proficiency in Python or Java, SQL (preferably Redshift), Jenkins,...


  • Remote, Czech Republic 1dea Full time

    min 5 yrs of relevant experience Solid experience with AWS services (S3, IAM, Redshift, Sagemaker, Glue, Lambda, Step Functions, CloudWatch) Experience with platforms like Databricks, Dataiku Proficient in Python / Java, SQL – Redshift preferred, Jenkins, CloudFormation, Terraform, Git, Docker, 2-3 years of Spark – PySpark Good communication and SDLC...


  • Remote, Warsaw, Czech Republic hubQuest Full time

    What we expect 5+ years of professional experience as a Data Engineer or Software Engineer in data-intensive environments Strong Python development skills, with solid understanding of OOP, modular design, and testing (unit/integration) Experience with PySpark and distributed data processing frameworks Hands-on experience with Azure Data ecosystem,...

  • Senior Data Engineer

    2 weeks ago


    Remote, Warsaw, Wrocław, Białystok, Kraków, Gdańsk, Czech Republic Addepto Full time

    What you’ll need to succeed in this role: At least 5 years of commercial experience implementing, developing, or maintaining Big Data systems. Strong programming skills in Python: writing a clean code, OOP design. Strong SQL skills, including performance tuning, query optimization, and experience with data warehousing solutions. Experience in...