Posted at: 21 April
HRMS, Middle Strong/Senior Full-Stack (.Net+React) Developer, JR129, JR130
Company
ELEKS is a Tallinn-based B2B custom software engineering and consulting company, providing full-cycle development services across industries such as finance, healthcare, and logistics, with a global presence.
Remote Hiring Policy:
ELEKS supports remote work and hires from various regions, including Eastern Europe and North America, with team members located in countries such as Ukraine, Poland, Germany, and the United States. Specific roles may have hybrid requirements or travel expectations.
Job Type
Full-time
Full-timeAllowed Applicant Locations
Poland, Ukraine
Poland, UkraineSalary
$60,000 to $90,000 per year
$60,000 to $90,000 per yearJob Description
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