Careers
Join our fast-growing startup in machine learning & data science.
Work with us in one of today’s most exciting technological areas.
Join our fast-growing startup in machine learning & data science.
Work with us in one of today’s most exciting technological areas.
Numlabs is a small software house created by a dozen people
specialised in machine learning solutions, particularly computer vision and data analytics. Our clients
are mainly startups and SMEs developing innovative products, but without AI competencies. We work mainly
on completely new projects and it is up to us to commit first.
Our portfolio includes, for
example, a system supporting the planning of drilling on oil rigs, models detecting skin lesions
suspicious for cancerous features, or a vision system for measuring conversion for retail
industry.
Behind the scenes all our team members share similar sport passions, making us
ambitious and dedicated to the goal. It also induces a lot of creativity useful in solving business
problems.
As a Mid Machine Learning Engineer, you will design, build, and maintain data pipelines to support AI/ML models, ensuring data quality and scalability. You’ll develop and implement AI architectures in cloud environments such as AWS, Azure, or GCP, working closely with cloud engineers for seamless integration and deployment. Your role includes deploying and fine-tuning large language models (LLMs) for various business applications, while ensuring they are scalable, efficient, and secure. You will integrate ethical considerations into AI development, promoting responsible AI practices across all projects. Additionally, you’ll collaborate with stakeholders to understand business needs, translate them into technical requirements, and provide clear updates on project progress.
Please keep in mind that by applying to this job, you agree to the conditions below: I hereby agree for processing of personal data by Numlabs sp. z o. o. of 30-201 Kraków, ul. Emaus 5 for current and future recruitment processes. Please, note that we will contact only selected candidates.
As a Mid Machine Learning Engineer, you will design, build, and maintain data pipelines to support AI/ML models, ensuring data quality and scalability. You’ll develop and implement AI architectures in cloud environments such as AWS, Azure, or GCP, working closely with cloud engineers for seamless integration and deployment. Your role includes deploying and fine-tuning large language models (LLMs) for various business applications, while ensuring they are scalable, efficient, and secure. You will integrate ethical considerations into AI development, promoting responsible AI practices across all projects. Additionally, you’ll collaborate with stakeholders to understand business needs, translate them into technical requirements, and provide clear updates on project progress. Your Responsibilities: Building data acquisition and processing pipelines supporting AI/ML models, with emphasis on quality and scalability. Developing machine learning models in cloud environments, such as AWS or GCP. Fine-tuning and optimizing large language models (LLMs) for various business applications. Collaborating with cloud engineering teams to integrate and deploy models. Monitoring performance and optimizing deployed AI/ML solutions. Regularly reporting project progress and results to the team and stakeholders. Maintaining the highest ethical standards and promoting responsible AI development practices.
Please keep in mind that by applying to this job, you agree to the conditions below: I hereby agree for processing of personal data by Numlabs sp. z o. o. of 30-201 Kraków, ul. Emaus 5 for current and future recruitment processes. Please, note that we will contact only selected candidates.
We are looking for an experienced Data Scientist specialized in predictive analytics and data modeling to join our team and support a project for a client from the construction industry. Your role will involve developing and implementing predictive models within an e-commerce environment. You will be responsible for creating, testing, and deploying statistical and machine learning models to support business decisions and improve customer conversion and retention. Responsibilities: Developing and deploying predictive models for e-commerce applications (e.g., product recommendations, demand forecasting, customer segmentation). Designing and implementing data models to support business analysis. Analyzing large datasets to identify patterns and trends. Conducting A/B tests and evaluating their results. Building tools to facilitate data analysis and visualization. Collaborating closely with business teams and data engineers to effectively implement solutions. Documenting created solutions and monitoring their performance.
Please keep in mind that by applying to this job, you agree to the conditions below: I hereby agree for processing of personal data by Numlabs sp. z o. o. of 30-201 Kraków, ul. Emaus 5 for current and future recruitment processes. Please, note that we will contact only selected candidates.
We are looking for a Data Analyst experienced in financial transaction analysis and anti-financial crime. You will join a team working on a long-term project for an international client in the financial sector. Your tasks will include analyzing transaction data, creating reports, and supporting activities aimed at preventing financial crimes. Responsibilities: Analyzing financial data using SQL and Python, Processing and interpreting transaction data, Supporting the team in identifying suspicious financial activities, Creating and maintaining analytical documentation, Collaboration with international teams in English.
Please keep in mind that by applying to this job, you agree to the conditions below: I hereby agree for processing of personal data by Numlabs sp. z o. o. of 30-201 Kraków, ul. Emaus 5 for current and future recruitment processes. Please, note that we will contact only selected candidates.
We are seeking a Data Scientist experienced in financial transaction analysis and anti-financial crime. Your role will involve developing and implementing analytical and machine learning models to detect and prevent financial crimes for an international client. Responsibilities: Creating, developing, and deploying machine learning models (classification, clustering) related to financial transactions, Analyzing large datasets using Python and Apache Spark, Collaborating with analysts and data engineers to implement solutions, Monitoring and optimizing models in a production environment, Preparing reports and analytical documentation in English.
Please keep in mind that by applying to this job, you agree to the conditions below: I hereby agree for processing of personal data by Numlabs sp. z o. o. of 30-201 Kraków, ul. Emaus 5 for current and future recruitment processes. Please, note that we will contact only selected candidates.
We're looking for a Mid/Senior Machine Learning Engineer with deep expertise in Generative AI to support our client in building AI-powered tools for large-scale ad asset generation. Project context: Client is developing a GenAI platform used by enterprise marketing teams to generate complete ads (not just text or images). The product connects directly to media accounts, uses brand assets, and applies brand guidelines automatically. Backed by a major international group with strong traction in Fortune 500 clients.
Please keep in mind that by applying to this job, you agree to the conditions below: I hereby agree for processing of personal data by Numlabs sp. z o. o. of 30-201 Kraków, ul. Emaus 5 for current and future recruitment processes. Please, note that we will contact only selected candidates.
Mid with 3+ years of relevant experience Project context: AI platform for processing insurance claims.
Please keep in mind that by applying to this job, you agree to the conditions below: I hereby agree for processing of personal data by Numlabs sp. z o. o. of 30-201 Kraków, ul. Emaus 5 for current and future recruitment processes. Please, note that we will contact only selected candidates.
We are looking for an experienced Data Engineer / ETL Developer to join our team and support the development and maintenance of advanced data processing solutions. Your responsibilities will include building scalable and efficient ETL pipelines, optimizing data processing workflows, and integrating with cloud platforms. If you have a strong background in modern data warehousing and a passion for Big Data, this opportunity is for you!
Please keep in mind that by applying to this job, you agree to the conditions below: I hereby agree for processing of personal data by Numlabs sp. z o. o. of 30-201 Kraków, ul. Emaus 5 for current and future recruitment processes. Please, note that we will contact only selected candidates.
The world's largest human resources consulting firm is headquartered in New York City, with its main branches in 40+ countries. Over 20,500 employees operate internationally in more than 130 countries. Its services are used by 97% of Fortune 500 companies. We seek a highly skilled and motivated Data Scientist to join our team. As a Senior/Lead Data Scientist, you will work closely with business data experts to analyze complex datasets, develop innovative data-driven solutions, and provide valuable insights to drive business growth. The ideal candidate will have experience using Databricks for data science work and possess a solid background in both Generative AI and traditional AI techniques.
Please keep in mind that by applying to this job, you agree to the conditions below: I hereby agree for processing of personal data by Numlabs sp. z o. o. of 30-201 Kraków, ul. Emaus 5 for current and future recruitment processes. Please, note that we will contact only selected candidates.
We are looking for a DevOps / MLOps Engineer to join our team to help build, automate, and scale cloud infrastructure, as well as implement CI/CD processes for Machine Learning in both our in-house and external client projects. If you have experience in cloud management and deploying ML models in production — this is the ideal role for you! Role Responsibilities: Managing cloud infrastructure (AWS / GCP / Azure). Implementing CI/CD processes for ML models. Deploying and maintaining Kubernetes / Docker clusters. Automating infrastructure using IaC (Terraform / Ansible). Optimizing ML pipelines and monitoring performance. Creating solutions for monitoring ML models in production.
Please keep in mind that by applying to this job, you agree to the conditions below: I hereby agree for processing of personal data by Numlabs sp. z o. o. of 30-201 Kraków, ul. Emaus 5 for current and future recruitment processes. Please, note that we will contact only selected candidates.
This role is in the area of LDA (Logged Data Analysis) within the Hadoop team. It involves working with massive data volumes — hundreds of billions of records. Willing to work on-prem but also open to work on Azure cloud. Occassional weekend work. Working with support activities in the team. Working with Agile/Kanban methodology Able define test requirements & code for self created code.
Please keep in mind that by applying to this job, you agree to the conditions below: I hereby agree for processing of personal data by Numlabs sp. z o. o. of 30-201 Kraków, ul. Emaus 5 for current and future recruitment processes. Please, note that we will contact only selected candidates.
Good understanding of architectural setups using LLMs with RAG, APIs, Widgets, etc. is important. Creative & open-minded person who can work well with uncertainties and a constantly changing environment. Day to Day activities in the team revolve around: Defining architecture solutions for new GenAI PoCs, Setting up the Azure infrastructure Providing infrastructure setup support to co-developers in business (hybrid team) Industrialize solutions with MLOps, Documentation & Admin (Archiecture reviews, EA documentations, etc.).
Please keep in mind that by applying to this job, you agree to the conditions below: I hereby agree for processing of personal data by Numlabs sp. z o. o. of 30-201 Kraków, ul. Emaus 5 for current and future recruitment processes. Please, note that we will contact only selected candidates.