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HRMS, Middle Strong/Senior Full-Stack (.Net+React) Developer, JR129, JR130

ELEKS

Key Facts

Remote From: 
Ukraine
Freelance
Junior (1-2 years)
English

Other Skills

  • •
    Leadership
  • •
    Teamwork
  • •
    Mentorship
  • •
    Problem Solving
  • •
    Troubleshooting (Problem Solving)

Roles & Responsibilities

  • 5+ years of professional experience in software development using C#/NET/.NET Core
  • Strong experience with ASP.NET Core Web API and ASP.NET Core MVC
  • Production experience with MS SQL Server
  • Strong React + TypeScript experience (hooks, Suspense, patterns for large apps)

Requirements:

  • Design and implement backend services using ASP.NET Core Web API and MVC + Razor, applying SOLID principles, dependency injection, and layered architectures
  • Build reliable workflows with Temporal
  • Use Redis for caching, session storage, pub/sub, and distributed locks
  • Lead frontend architecture: React + TypeScript, Module Federation (host/remotes), RsPack bundling/optimization

Job description

ELEKS Software Engineering and Development Office is looking for a Middle Strong/Senior Full-Stack (.Net+React) Developer in Ukraine or Poland.

ABOUT PROJECT

The project, funded by the US Government, involves the development of a Human Resources System for various ministries in a Middle Eastern country. This initiative aims to improve the efficiency and effectiveness of human resource management across multiple departments.


REQUIREMENTS
  • 5+ years of professional experience in software development using C# / .NET / .NET Core
  • Strong experience with ASP.NET Core Web API and ASP.NET Core MVC
  • Production experience with MS SQL Server
  • Experience with Dapper
  • Hands-on Keycloak (or equivalent) and solid knowledge of OAuth2/OIDC/JWT, cookie security, CORS, CSRF mitigation
  • Redis for caching and distributed coordination
  • Strong React + TypeScript experience (hooks, Suspense, patterns for large apps)
  • Unit & integration testing for .NET and frontend; E2E testing (Cypress/Playwright)
  • Logging, distributed tracing (OpenTelemetry), metrics and alerting
  • Upper-intermediate or higher level of English
  • Nice-to-have:
  • Temporal experience (or equivalent): designing idempotent activities, child workflows, error handling and retries
  • Deep experience with SQL Server high-availability and performance tooling
  • Monorepo tooling and package management (pnpm, Yarn Workspaces, Nx)
  • Accessibility, i18n, enterprise security/compliance familiarity
  • Prior experience designing governance for micro-frontends and runtime orchestration
  • Experience with Telerik Reporting

    • RESPONSIBILITIES
  • Design and implement backend services using ASP.NET Core Web API and MVC + Razor, applying SOLID principles, dependency injection, and layered architectures
  • Build reliable workflows with Temporal
  • Use Redis for caching, session storage, pub/sub, and distributed locks
  • Lead frontend architecture: React + TypeScript, Module Federation (host/remotes), RsPack bundling/optimization
  • Ensure CI/CD, containerization, Kubernetes deployment patterns, and observability (logging/tracing/metrics)
  • Drive testing practices (unit, integration, E2E), code reviews, and mentor team members
  • Troubleshoot production incidents: performance tuning (SQL and frontend), memory leaks, and scaling issues
    •
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