Jay Software

We build software that scales.

Architecture for teams launching new products or modernizing existing platforms - without trading long-term stability for short-term speed.

Real-time systemsSenior engineeringLong-term support

Based in Arad, Romania

Trusted by teams at

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Services

Platform Engineering

We design and build the backend infrastructure, real-time systems, and cloud-native architectures that scale-ups depend on - from first deployment through production load.

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Software Development

Full-stack engineering embedded directly in your team. We ship features, own systems end-to-end, and integrate with existing codebases without slowing your delivery.

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Technical Leadership

For teams that need senior engineering judgment, not just delivery. We embed at the architecture and roadmap level, making technical decisions, managing engineering teams, and aligning product and technology. Backed by hands-on execution.

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Find Your Perfect Fit

Flexible ways to collaborate

Select the way of working that fits your needs and helps you scale with confidence.

Budget & Timeline

Best suited for projects with clear requirements and minimal changes.

  • - Predictable investment and timeline
  • - Clear scope and deliverables
  • - End-to-end project ownership
  • - No management burden
  • - Efficient resource allocation

Time & Material

Ideal for dynamic projects with evolving needs and open scope.

  • - Flexible and evolving scope
  • - Adaptive planning process
  • - Easily scalable resources
  • - Transparent cost structure
  • - Continuous value delivery

Upskilling & Augmentation

Perfect for teams shifting to new tech with hands-on guidance.

  • - Enhanced in-house skills
  • - Guidance with hands-on delivery
  • - Knowledge transfer included
  • - Seamless tech transition
  • - Stronger project delivery

Still exploring options?

We'll help you evaluate your ideas with no pressure.

Book a Free Consultation