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Full Stack Engineer

Harvey Nash Poland — Poland · Posted ~2 hours ago

Mid Full-time Hybrid

Skills

C# .NET .NET Core React TypeScript JavaScript REST APIs

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Summary ✨ AI‑Generated

Seeking a Full Stack Engineer to build and maintain applications handling complex data. You will develop backend services, create responsive interfaces, improve performance, and support reliable production systems.

Highlights

Work on data-intensive applications with modern full-stack technologies, production ownership, and collaboration across business and technology teams.

Description

Location: Warsaw, hybrid (3 days on site) Contract Type: Permanent / Umowa o pracę na czas nieokreślony Rate: up to 30000zł gross/month What you’ll do: Build and maintain full-stack applications for financial data and analyticsDevelop backend services and APIs using C#/.NETCreate responsive React and TypeScript interfaces for complex datasetsModernise existing applications while supporting reliable production systemsWork closely with business and technology teams to turn requirements into solutionsImprove application performance, monitoring, and reliabilityWhat you bring: Strong commercial experience with C#/.NET and .NET CoreFull-stack development experience across backend and frontendHands-on React, TypeScript, JavaScript, and REST API experienceExperience working with large datasets and data-heavy applicationsStrong debugging and production support skillsAbility to work independently across the full development lifecycleNice to know: Experience with financial or investment-related applicationsF# knowledgeExperience with ag-grid or HighchartsBackground modernising legacy .NET applicationsStrong interest in architecture and user experienceIf you’re a full-stack engineer who enjoys combining modern technology with complex financial applications, let’s connect.