Logo-of-Hr-Factory-hiring-for-jobs-in-US-on-GrabJobs

Full Stack Developer (Mid-level)

Job Description - Full Stack Developer (Mid-level)

OUR CLIENT is a new Lithuania-based company backed by an established international business, creating innovative gaming experiences with a focus on robust backend infrastructure. The team values innovation, collaboration, and agility which is perfect for those who thrive in fast-paced, dynamic environments.

We’re hiring a mid-level Full Stack Developer with strong React and C#/.NET skills to work on our internal admin platform and supporting backend services. This is not a basic CRUD role, as the product has complex workflows, multiple integrations, and significant operational impact.

This role is ideal for developers who enjoy:

  • Building full-stack product features in a complex system
  • Taking ownership and making a visible impact
  • Collaborating across product, engineering, and QA
  • Using modern engineering practices and AI tools to work smarter
  • Strong React + TypeScript
  • Good C# / .NET experience
  • REST API design and debugging skills
  • Ability to work in an existing structured codebase
  • Good engineering habits and attention to quality
  • Comfort working in a MongoDB-first product environment

Nice to have

  • MediatR / CQRS
  • Redis
  • SignalR
  • Hangfire
  • Docker
  • iGaming or fintech-like operational systems
  • Collaborative, supportive and international work environment;
  • Start-up energy with real substance that provides career growth opportunities;
  • Chance to make a visible impact and shape the platform’s evolution;
  • The salary range is €3,200–5,200 gross per month, with the final amount depending on your experience and skills.

Only shortlisted candidates will be contacted.

Original job Full Stack Developer (Mid-level) posted on GrabJobs ©. To flag any issues with this job please use the Report Job button on GrabJobs.
Share Job
Share Job

Similar Full Stack Developer Jobs in the US

GrabJobs is the no1 job portal in the US, connecting you to thousands of jobs fast! Find the best jobs in the US, apply in 1 click and get a job today!

Mobile Apps

Copyright © 2026 Grabjobs Pte.Ltd. All Rights Reserved.