Mid - Senior Machine Learning Engineer (Threat Intelligence team)



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The Threat Protection department is responsible for all of the cybersecurity features inside our products to secure our users from malicious actions and ensure customer privacy. To achieve the desired security goals, we are sharp and base our attitude on high ethical standards and integrity.

As a Machine Learning Engineer, you will develop, and deploy machine learning models, create infrastructure to monitor their performance. You will work closely with Data Scientists, Data & Software Engineers to deliver impactful solutions and advance our machine learning services.

Main Responsibilities

  • Design & implement machine learning models in production;
  • Create infrastructure for data ingestion, cleaning, and transformation;
  • Ensure scalability, reliability, and performance of deployed models & infrastructure;
  • Work closely with cross-functional teams to integrate machine learning solutions into products and services;
  • Document model development processes, experiments, and results for future reference and reproducibility.

Core Requirements

  • Degree in Computer Science, Engineering, Mathematics, or a related field or equivalent work experience;
  • Proven experience in Data Engineering, Software Development, DevOps, Machine Learning or a related field;
  • Strong understanding and proficiency in Python programming language;
  • Proven track record of deploying machine learning models in production environments with containerization and orchestration using Docker, Kubernetes, MLflow, etc.;
  • Experience with machine learning frameworks and libraries like TensorFlow, PyTorch, HuggingFace, etc.;
  • Experience with AWS services - RDS, Lambda, EC2, S3, EMR, SageMaker, etc.;
  • Experience with version control systems and CI/CD pipelines;
  • Experience developing scalable APIs;
  • Familiarity with big data technologies like Hadoop, Spark, etc.;
  • Good understanding of Computer Science fundamentals (algorithms, data structures, distributed computing, operating systems);
  • Understanding of Machine Learning fundamentals;
  • Strong problem-solving skills and ability to analyze complex problems, troubleshoot issues, and develop practical solutions;
  • Ability to communicate problems and solutions with people from different technical backgrounds;
  • Attention to detail, and ability to work independently and collaboratively in a fast-paced environment;
  • Excellent verbal and written communication skills in English.

Tools You Will Use

  • Python
  • TensorFlow
  • AWS
  • Spark
  • Docker
  • Kubernetes
  • GitLab CI/CD

Salary Range

  • Gross Salary from 22000-30000PLN/month.

Data Handling

Kindly refer to our Privacy Notice for Recruitment Candidates for comprehensive information regarding our data handling procedures throughout recruitment processes.

After you apply

Our recruitment process differs depending on specific positions and/or hiring teams. However, it tends to include the following three main stages and usually doesn’t exceed any more than five steps.

Step 1.

Get to know

The goal of the first step is to get to know each other better. So during that, we talk more about the role and ask you to share your story.

Step 2.

Technical evaluation

We test each applicant's technical knowledge and problem-solving ability through various assessments.

Step 3.

Meet the team

The final step is for you to meet the team, discuss your task, and dig deeper into the role you’re applying for. If everyone’s happy with the result, the closing step will be the offer.

We Offer

Apply now


Nord Security is committed to building an inclusive workplace with a diversity of backgrounds. We welcome applications from people of all ages, gender identities, sexual orientations, racial identities, ethnicities, religious beliefs, and disability statuses. To reduce the chance of unconscious bias, you may submit your CV without a photograph or other redundant information like age or marital status.

By filling in this form you confirm that you have read and understood the Privacy Notice for Recruitment Candidates.

Find out why our employees choose Nord Security

Nord Security is a world-leading cybersecurity solutions provider. We aim to shape a more trusted and peaceful online future for people everywhere. To achieve this goal, we’ve built a like-minded community of over 1000 cybersecurity and tech experts driven by Nord values. And we’re always looking to expand our team of: