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Your One-Stop

Software Development

& Team Extension Hub

A software power-house that thinks, builds and ships as it is your

own team and merges into your workflow with zero distance

A software power-house

that thinks, builds, and ships as it is your own team

and merges into your workflow with zero distance

Let us handle the hard part, you keep the outcome

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About us

We help companies grow from early MVPs to products trusted by over 1,000,000 users. Leetio is an engineering-led company focused on reliable delivery and thoughtful product building at every stage of growth. Systems are designed to scale, evolve, and remain maintainable as products gain traction and audiences expand.


Working with companies across the USA, Europe, and the APAC region, the full spectrum of modern development is covered, including web platforms, mobile applications, and complex system integrations. Each stage of the work is carried out with attention to detail and a consistent approach that supports long-term growth.

Our services

Full-cycle development covers architecture, engineering, infrastructure, and deployment to turn a product vision into a reliable system. A clear, end-to-end approach ensures predictable delivery and a technical foundation that supports business growth.

  • One team responsible for the entire build
  • Clear process from start to launch
  • Stable and predictable delivery
  • Web, mobile, and system integrations
  • Ongoing technical support through growth

When a business grows fast, the hardest part is finding the right people at the right moment. Our extension model gives you ongoing engineering, DevOps and support capacity that scales with the product and keeps delivery consistent.

  • Engineers available within days
  • No recruitment or onboarding bottlenecks
  • Seamless fit into existing workflows
  • Skills matched to exact delivery needs
  • Team size adapts to delivery demands

Intelligent assistants, AI agents, and model-agnostic AI services are used to automate routine operations, streamline internal data flows, and support clear, structured operational decision-making as the business continues to evolve.

  • AI-driven automation across operational workflows
  • Faster execution without adding headcount
  • Reduced manual work and operational overhead
  • Integrated data processing across internal systems
  • Consistent, scalable operations across teams

A structured code audit identifies technical debt, architectural risks, and constraints related to scalability, security, and performance. Findings are consolidated into a prioritized remediation roadmap to support clear technical planning and confident growth decisions.

  • Security risks identified and prioritized
  • Performance bottlenecks uncovered
  • Technical debt mapped and quantified
  • Compliance gaps detected early
  • Clear roadmap for long-term system stability

Creating digital experiences that users love. Our mobile & web design blends strategy, UI/UX expertise, and industry best practices to deliver intuitive, scalable, and visually striking products.

  • Clear and intuitive user flows
  • Consistent and scalable product structure
  • Higher engagement and conversions
  • Strong visual and interaction consistency
  • Better product clarity for teams and stakeholders

Scalable, production-ready MVPs are built to validate ideas with real users and real data. The approach focuses on clear scope, core functionality, and solid architecture, allowing the MVP to grow into a full product without being rebuilt.

  • Faster path from idea to launch
  • Clear scope and product priorities
  • Reliable base for scaling
  • Real user feedback from day one
  • Cost-efficient development without rework

Cases

CONTACT US


Sergii Kulikovskyi

Sergii Kulikovskyi

Chief Executive Officer at Leetio

For detailed questions about products, their launch, or scaling.


Tanya Ivanishyna

Tanya Ivanishyna

Business Development Manager at Leetio

For questions about how our team can support you.


OUR OFFICE
Kaupmehe 7-120
10114 Tallinn
Estonia


C/ d'Aragó 562
Barcelona
Spain

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