

Coupler.io is a no-code data automation and analytics platform with AI-powered features. It allows users to collect, organize, transform, visualize, and act on their business data.

Mailtrap is an Email Delivery Platform for individuals and businesses, providing exceptional service through guidance and support.

Smart Checklist for Jira is the best choice for teams to create QA, Acceptance Criteria and DoD checklists, manage big recurring ToDo lists, Service Desk tickets, and more!

Railsware is a premium software development consulting company, focused on delivering great web and mobile applications.


Railsware is a product development agency and AI-accelerated software consultancy, founded in 2007 and now roughly 200 people across the globe. We help funded startups and growth-stage companies design, build, and scale web and mobile products – from fixed-scope AI-driven MVPs to full product teams in a long-term cooperation. Our services span AI-Driven MVP Development, AI Integration for existing products, stabilization of AI-generated (""vibe coded"") codebases, and full-stack development from ideation through scale. Alongside client work, we build and maintain our own SaaS products with millions of users – Mailtrap, Coupler.io, and TitanApps. It keeps our engineering judgment grounded in products we ship and support ourselves, not just deliver and hand off. Notable client work includes Calendly, taken from early-stage through to unicorn status, along with BrightBytes, TradeZella, ParentSquare, and Seedtime.