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Seargin

Software Engineer – Fullstack Developer

Seargin
Poland · Contract · Mid-Senior

SEARGIN IS HIRING!


As a dynamic multinational tech company operating in 50 countries, we drive innovation and create projects that shape the future and greatly enhance the quality of life. You will find our solutions supporting advanced AI initiatives, financial analytics, and enterprise-scale digital transformation across global organisations.


Role: Software Engineer – Fullstack Developer


Your Responsibilities

  • Extend and develop a custom C# framework for workflow migration.
  • Build and maintain modern frontend components using React.js and/or StencilJS.
  • Develop scalable microservices with .NET 8 and C#.
  • Write and maintain technical documentation.
  • Extend and improve the automated testing framework.
  • Support pilot deployments by providing fast and effective issue resolution.
  • Collaborate with stakeholders to validate technical solutions against business requirements.
  • Balance framework development, feature implementation, and evolving pilot priorities in a dynamic environment.


Required Skills

  • Strong proficiency in .NET 8.0 and C#.
  • Experience with React.js and/or StencilJS (Web Components).
  • Knowledge of event-driven architectures (Kafka, MassTransit).
  • Experience with Entity Framework Core, PostgreSQL, MongoDB, and SQL Server.
  • Hands-on experience with Docker, Kubernetes, and Helm Charts.
  • Building RESTful APIs using ASP.NET Core (OpenAPI).
  • Experience with OpenTelemetry, Prometheus, and Grafana.
  • Strong understanding of Agile, CI/CD, Azure DevOps, and GitHub.
  • Experience with Microsoft Copilot or other AI-assisted development tools.
  • Ability to work independently on complex technical challenges.
  • Strong communication skills and experience working in cross-functional teams.


Nice to Have

  • Experience working in dynamic, incubator-style environments.
  • Experience extending workflow frameworks.
  • Strong production troubleshooting and diagnostic skills.
  • Customer-facing experience during onboarding and validation phases.
  • Ability to design reusable, generic software components.


Reach out to me for new, and exciting job opportunities: [email protected]


Discover the Power of IT Excellence. Apply!

To learn more about Seargin, please visit our web page: www.seargin.com

Key Skills

Ranked by relevance

reactjs ai microservices restful apis kubernetes postgresql prometheus docker devops kafka cicd sql c
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Posted
Jul 07, 2026
Type
Contract
Level
Mid-Senior
Location
Poland
Company
Seargin

Industries

IT Services IT Consulting

Categories

Information Technology

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