Full Stack Developer (Mid-level)

HR factory

Vilnius, Vilnius City Municipality, Lithuania Hybrid permanent

Posted: March 25, 2026

Job Description

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

Requirements:
• 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

Benefits:
• 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.

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