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Principal Software GenAI Engineer

SNI sp. z o.o.

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IT - Software Development

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Job Description:

With this role you’ll be at the heart of an exciting journey, crafting tools and patterns that are state-of-the-art and transformative. We are the catalysts, enabling the creation and collaboration of cutting-edge ML and AI technologies. Our work is pivotal in shaping the company’s future, empowering teams across the organisation to explore, innovate, and redefine the landscape of media. Our team is building out new tools and capabilities to accelerate data science activities and the development of ML/GenAI applications. We enable teams across the company to build, collaborate on, manage, and maintain their machine learning platforms at scale. You will play a key role in driving our ambition to build an outstanding software engineering team, environment, and culture. We are looking for a Principal Engineer to join our tech community to drive this transformation, build a modern digital ecosystem using exciting technologies and do the best work of their careers.

Job Responsibility:

  • Lead the design, development, and evolution of robust tooling and platforms to support scalable Data Science, MLOps, and LLMOps workflows across the organisation
  • Drive strategy and execution for deploying, serving, and monitoring large language models (LLMs) in real-time and batch environments using Amazon SageMaker, Bedrock, and related services
  • Guide the use of Infrastructure-as-Code (IaC) practices with AWS CDK and CloudFormation to provision and manage secure and maintainable cloud environments
  • Design and support CI/CD pipelines using GitHub Actions, AWS CodePipeline, Jenkins, and other tools, with an emphasis on reliability, reusability, and performance
  • Contribute to the design and integration of monitoring and observability solutions (CloudWatch, Prometheus, Grafana) to ensure infrastructure and model health
  • Champion software engineering excellence through Test-Driven Development (TDD), rigorous test automation, and continuous quality assurance practices
  • Support architectural decisions for scalable and maintainable systems, collaborating with engineering and product stakeholders to align with business and technical goals
  • Partner with architects, product leaders, and stakeholders to shape the long-term technical vision and system architecture
  • Apply and advocate for security best practices across the software development lifecycle using AWS-native tools and DevSecOps principles
  • Cultivate a high-performing engineering culture through mentorship, knowledge sharing, and thought leadership via deep dives, brown bags, internal tech talks, and cross-team collaboration

Requirements:

  • Extensive experience in DevOps/MLOps roles with demonstrated impact in building, scaling, and securing ML/AI infrastructure in cloud-native environments
  • Strong experience with AWS services such as SageMaker, Bedrock, S3, EC2, Lambda, IAM, VPC, ECS/EKS, with a strong command of cloud solution architecture
  • Advanced proficiency in Infrastructure-as-Code practices using AWS CDK, CloudFormation, or Terraform in production environments
  • Proven track record designing and operationalised end-to-end MLOps pipelines with tools such as MLflow, SageMaker Pipelines, or equivalent frameworks
  • Extensive experience building and operating containerised applications using Docker and Kubernetes, including production-grade orchestration and monitoring
  • Deep experience with CI/CD best practices with hands-on expertise in GitHub Actions, Jenkins, and GitOps workflows
  • Strong knowledge of advanced DevOps concepts, including progressive delivery strategies (blue/green, canary), resilience engineering, and performance optimisation
  • Deep understanding of cloud security, governance, and compliance, with the ability to define and implement scalable security frameworks
  • Proven ability to drive cross-functional technical initiatives, influence without authority, and deliver results through collaboration and alignment
  • In-dept understanding of the ML lifecycle, with practical experience deploying and managing LLMs and generative AI models in production

Additional Information:

Job Posted:
February 08, 2026

Employment Type:
Fulltime
Work Type:
Remote work
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