DevOps/MLOps Engineer

Sigma IT Poland; Wrocław; Remote; PLN 200,880 - 245,520; Full time

Benefits offered by this job

Luxmed health insurance

Multisport card

Life insurance

Personal training budget

Flexible working hours

Job summary

A leading software development firm seeks a Senior DevOps/MLOps Engineer to enhance machine learning tools for large-scale image analysis. This role focuses on collaborating with data scientists and engineers to create end-to-end solutions while ensuring scalability and performance in regulated environments. The position offers a flexible remote working arrangement and includes exciting benefits like training budgets and extra days off for personal interests.

Qualifications

• At least 5 years of professional experience in DevOps, MLOps or a similar role.
• Hands-on experience in building and deploying machine learning systems.
• Solid experience with Linux environments and CI/CD.

Responsibilities

• Support development and scaling of machine learning tooling.
• Collaborate with data scientists and software engineers.
• Build and maintain end-to-end ML pipelines.

Skills

DevOps

MLOps

Python

Linux

Docker

Kubernetes

Machine Learning

Tools

PyTorch

TensorFlow

MLflow

GitHub Actions

Job description

Holisticon Connect is a division within NEXER GROUP - a custom software development company. We started in Poland in 2017 and are now a team of over 140 people. We have the opportunity to work with world-renowned brands from Scandinavia, the UK, and Western Europe. Our goal is to grow stronger, in competence rather than in numbers. If you like what we do, check out our offer, maybe we will have the pleasure of meeting you! 😊

The Senior DevOps/MLOps Engineer will support development and scaling of internal machine learning tooling for large-scale image analysis in the medical domain. In this role you will work at the intersection of machine learning, data engineering, and DevOps, helping transform experimental ML workflows into robust, production-ready and compliant solutions. You will collaborate closely with data scientists, software engineers and domain experts to build and maintain end-to-end ML pipelines, ensuring scalability, reproducibility and high performance in a regulated environment.

Employment Form

• UoP: 18 000 – 22 000 PLN gross/month
• B2B: 160 – 190 PLN net/hour + VAT

Required Experience

• At least 5 years of professional experience in DevOps, MLOps or a similar role;
• Hands‑on experience in building and deploying machine learning systems (excluding hosted LLM APIs), using frameworks such as PyTorch, TensorFlow or JAX;
• Experience designing and maintaining data processing pipelines, ideally for image data (or similar domains such as proteomics);
• Understand the full MLOps lifecycle: model training, validation, deployment and monitoring;
• Excellent Python skills and write clean, well‑tested and maintainable code;
• Apply software engineering best practices (testing, code quality, documentation, performance);
• Solid experience with Linux environments, Git‑based workflows and CI/CD (e.g. GitHub Actions);
• Hands‑on experience with containerisation (Docker) and orchestration (Kubernetes);
• Have worked with MLOps tools such as MLflow or Weights & Biases.

Nice to Have

• Experience with workflow orchestration platforms (e.g. Argo Workflows, Kubeflow);
• Familiarity with cloud infrastructure, especially AWS;
• Experience with distributed systems or microservices architectures;
• Exposure to computer vision (e.g. OpenCV or similar);
• Basic knowledge of TypeScript, Node.js or JavaScript;
• Experience working in a regulated environment (e.g. healthcare, pharma, medtech).

Benefits

• Opportunity to work on exciting, international projects in cutting‑edge industries such as Automotive, Biotech, IoT;
• Possibility to develop in cloud technologies;
• Becoming part of a team that believes the next step to a promising future is to put your heart into it and make it happen;
• Respect for your private life so you don't have to work overtime or on weekends;
• Team events budget to socialize outside of work;
• Company events to celebrate smaller and bigger successes (Summer Party, Programmer's Day, trips abroad – so far in South Africa, Are, Barcelona).

Full‑Time Remote Work & Flexibility

• Fully remote work or in our office in Wrocław;
• Benefits such as Luxmed, Multisport and life insurance with Nationale Nederlanden;
• Attractive referral system (9,5k for senior, 6k for mid, 2,5k for junior);
• Personal training budget with additional paid hours;
• Passion Day – an extra day off for your hobby to spend as you please;
• Flexible working hours with no micro‑management approach. Core hours are 9‑15, the rest of the working time is up to you;
• We provide high‑quality work equipment + 2 additional monitors and accessories.

Application Process

• You will be invited for an HR screening to get to know your experience, expectations and motivation;
• You will complete a coding test (HackerRank) to demonstrate your technical skills;
• You will be invited for a technical interview (≈60 minutes) to discuss your approach, problem‑solving and frontend expertise in more depth;
• You will meet the team members to learn more about the project and see how we collaborate on a daily basis.

Pay

• UoP: 18 000 – 22 000 PLN gross/month
• B2B: 160 – 190 PLN net/hour + VAT