Senior Full-stack Engineer (C#)

Project - the aim you'll have

We are seeking a Senior Software Engineer (C#/.NET) to join a high-impact product engineering team supporting a next-generation SaaS platform. In this role, you will design, develop, and enhance cloud-native features using C#, .NET, SQL Server, GraphQL, and metadata-driven UI components. You’ll collaborate closely with product owners, architects, and QA engineers to deliver high-quality features within an agile environment.

Key responsibilities include:

  • Building and enhancing backend services and business logic in C#/.NET

  • Working with SQL Server and Oracle/PLSQL to support complex data workflows

  • Integrating with a metadata-driven Angular-based UI

  • Participating in architectural discussions around cloud-native patterns

  • Supporting sprint planning, code reviews, and continuous improvement initiatives

  • Collaborating with distributed teams across time zones

This role is ideal for someone who loves ownership, values clean and maintainable code, and enjoys working in modern cloud-first environments.

Expectations - the experience you need
  • 5+ years of professional experience with C#/.NET development

  • Strong understanding of SQL Server, relational modeling, and query optimization

  • Exposure to Oracle/PLSQL or willingness to ramp up quickly

  • Experience building APIs and services; familiarity with GraphQL a plus

  • Understanding of cloud-native concepts (Azure or AWS experience preferred)

  • Comfort working with metadata-driven UI systems; Angular experience is a plus

  • Familiarity with agile development practices, CI/CD, and modern DevOps tooling

  • Strong communication skills and ability to work effectively with distributed teams

  • Proactive, collaborative, and eager to contribute to team success

Our offer – professional development, personal growth
Hover on each benefit to learn more
Decide on the form and conditions of your employment
*Applicable in: Poland & Latam & MD/RO
Flexible employment and remote work
*Applicable in: Poland & Latam & MD/RO
Work with the latest technologies for industry leaders
*Applicable in: Poland & Latam & MD/RO
International projects with leading global clients
*Applicable in: Poland & Latam & MD/RO
Travel to clients’ and work in their environments
*Applicable in: Poland & MD/RO
International business trips
*Applicable in: Poland & MD/RO
Work comfortably in a relaxed and inspiring atmosphere that does not enforce a dress code
*Applicable in: Poland & Latam & MD/RO
Non-corporate atmosphere
*Applicable in: Poland & Latam & MD/RO
Develop your skills at work – language classes come to you
*Applicable in: Poland & MD/RO
Language classes
*Applicable in: Poland & MD/RO
Develop your competences and skills through skill centers and webinars
*Applicable in: Poland & MD/RO
Internal & external training
*Applicable in: Poland & MD/RO
Take care of the health of you and your loved ones
*Applicable in: Poland & MD/RO
Private healthcare and insurance
*Applicable in: Poland & MD/RO
Work out, swim and enjoy other fun activities
*Applicable in: Poland & MD/RO - monthly sport budget
Multisport card
*Applicable in: Poland & MD/RO - monthly sport budget
Take part in activities that support your physical and mental health
*Applicable in: Poland & Latam & MD/RO
Well-being initiatives
*Applicable in: Poland & Latam & MD/RO
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