Lead Platform Engineer (Cloud & MLOps)

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! 😊

We are looking for a Lead Platform Engineer (Cloud & MLOps) who will take ownership of designing and evolving a cloud-native platform supporting large-scale machine learning workflows in the medical imaging domain. In this role, you will shape and operate scalable, secure, and production-grade infrastructure across AWS and Kubernetes, enabling teams to efficiently develop, train, and deploy ML models. You will play a key role in building and optimizing ML platforms and pipelines (e.g. Kubeflow), driving infrastructure-as-code, CI/CD, and automation standards. Working closely with product engineers, data scientists, and imaging teams, you will translate complex scientific requirements into robust, reliable systems at scale.

This is a highly impactful position with strong ownership over platform architecture, developer experience, and system reliability.

We offer a choice of employment form: B2B or Employment Contract

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

You Might Be The Perfect Match If You Are/have

• At least 5 years of professional experience in Platform Engineering, DevOps, or similar roles;
• Hands-on, production experience with Kubernetes (EKS/GKE/AKS), including upgrades, autoscaling, networking, RBAC, and reliability;
• Practical experience building and operating Kubeflow Pipelines (or similar) for scalable and reproducible ML workflows;
• Strong experience with AWS services (EKS, EC2, S3, IAM, CloudWatch) and can design secure and cost-efficient architectures;
• Strong skills in Infrastructure as Code (Terraform) and Git-based workflows;
• Experience with CI/CD pipelines (e.g. GitHub Actions, GitLab CI, Jenkins), including artifact management and environment promotion;
• Solid Python and/or shell scripting skills for automation and platform tooling;
• Have experience implementing observability (logging, metrics, tracing) with tools like Prometheus, Grafana, or CloudWatch;
• Apply a security-first mindset and understand best practices in access control, secrets management, and infrastructure security;
• Have strong Linux/Unix fundamentals;
• Are able to lead technical initiatives, communicate trade-offs clearly, and collaborate effectively with engineering and data teams.

Moreover, We Appreciate Skills In These Areas

• Experience with ML platform tooling (e.g. MLflow, Feast, Argo, Airflow, Ray) and model versioning/monitoring;
• Familiarity with large-scale data processing, especially image data (e.g. digital pathology, whole-slide images);
• Experience with high-performance pipelines, including tuning concurrency, memory usage, and GPU/accelerator integration;
• Knowledge of networking and cloud architecture (VPC design, ingress/egress, service mesh, IAM, policy as code);
• Experience with object storage and artifact management (e.g. S3, registries);
• Exposure to SQL/NoSQL databases;
• Experience working in a regulated environment (e.g. healthcare, pharma, GxP);
• Basic knowledge of JavaScript/TypeScript for internal tools or dashboards.

By Joining Us, You Gain The Following

• Opportunity to work on exciting, international projects in cutting-edge industries like Automotive, Biotech, IoT;
• Possibility to develop in cloud technologies;
• Becoming part of a team that believes that 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, and trips abroad – so far we've been in South Africa, Are, and Barcelona).

Perks And Benefits

• Fully remote work or in our office in Wrocław;
• Benefits such as Luxmed, Multisport, and life insurance in 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. Our 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.

If you apply for this position and match our expectations, then:

• 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.

Submit your application online in one easy step! Apply now!

You Will Earn

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