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Middle Full-Stack Engineer (.NET)
Contract type
Ongoing
Work mode
Remote · Ukraine
Experience
Mid-level · 3+ years
Job description
A Middle Full-Stack Engineer (.NET) role on the Integra team, building and improving payment-related experiences and supporting systems with a frontend focus and backend contributions. It is a hands-on engineering role working across the stack with automated tests in an iterative team environment.
At a glance
- Work mode
- Remote · Ukraine
- Languages
- English – upper-intermediate
What you'll do
- Design, build, and improve frontend experiences that support payment flows and customer interactions (React).
- Contribute to backend development for integrations, service coordination, and enhancements across existing systems using C# and .NET.
- Write, maintain, and improve automated tests to support reliable, scalable delivery.
- Work with internal systems and third-party providers to implement and support payment-related integrations.
- Collaborate with engineers and cross-functional partners in an iterative development environment to deliver product and platform improvements.
- Work with complex SQL queries and data flows in a high-load environment where quality and performance matter.
- Help identify and implement technical improvements that strengthen payment experience, system reliability, and operational efficiency.
- Collaborate with teammates to understand business needs and translate them into reliable technical solutions.
- Use AI-assisted development tools to support engineering productivity and delivery.
- Participate in code reviews and contribute to strong engineering standards across the team.
What we're looking for
- Minimum of 3 years of professional experience in software engineering, with a front-end focus.
- Proficiency in .NET frameworks, C#, and data access technologies.
- Proficiency in front-end technologies such as HTML5, CSS3, JavaScript, TypeScript and React.
- Knowledge of MS SQL, including working with more complex queries and performance-sensitive data scenarios.
- Familiarity with writing unit and integration tests (e.g., using Jest, NUnit, Playwright, React Testing Library, or similar frameworks).
- Interest in learning the payments domain and developing an understanding of the business logic behind payment flows.
- Experience with LLMs / Generative AI tools (e.g., OpenAI, Copilot, Cursor).
- Upper-intermediate level of English or higher.
Your team
Integra team
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About Pearl
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Key facts
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- Operating since 2003
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