The New Default. Your hub for building smart, fast, and sustainable AI software
Custom software development agency
We Build Digital Products That Perform
We Are an AI-Native Software Development Agency.
We build scalable web and mobile products for startups, scale-ups, and enterprises across healthtech, fintech, proptech, and beyond. As an end-to-end software development company, we combine product strategy, design, and AI-native engineering to help companies turn ideas into reliable, high-performing digital products
Trusted by Companies in Building Digital Products
We focus on measurable outcomes, not promises. Our teams ship production-ready software that supports real business growth.
15+ years in software development
900+ projects delivered globally
130+ in-house experts across engineering, design, and product
Industry expertise in HealthTech, FinTech, HRTech, Retail, and PropTech
Current NPS 71
Our Story Since 2010
Monterail was founded in 2010 in Wrocław, Poland, by a team of developers who wanted to build better digital products through close client collaboration. Over the years, we've grown from a small team into a full-service software development partner trusted by companies worldwide. Monterail continues to evolve, combining expertise with AI-assisted development to deliver faster and smarter results.
2010
Monterail is founded
2016 & 2017
Monterail is recognized as one of the fastest-growing tech companies in CE by Delloite
2018
Monterail is listed in the Financial Times 1000
2019
Monterail secures official partnership with Vue.js
2024
Monterail becomes an official Nuxt partner
2024
Monterail acquires Untitled Kingdom, a MedTech software and product development agency
2025
Monterail acquires ElPassion, a product design & development agency
2025
Monterail acquires Lakeview Labs, a software agency building apps for high-growth startups and entrepreneurs
What We Do
We deliver end-to-end digital products designed for performance. Monterail is a strategic product studio, ensuring every feature serves a business goal, and every architecture is built to last. From idea to scale, we build digital products that perform. Our core services include:
Custom Software Development
Bespoke, scalable solutions tailored to your unique workflows. Our approach combines solid back-end engineering with seamless front-end experiences to solve complex business challenges.
custom development custom development
Web Application Development
From high-traffic platforms to intricate SaaS products. We develop responsive, secure, and lightning-fast web applications using modern frameworks that grow alongside your user base.
Web app developmentWeb app development
Mobile App Development
We create intuitive iOS and Android experiences. Whether native or cross-platform, our mobile solutions focus on high performance, user retention, and flawless UI/UX.
Mobile App DevelopmentMobile App Development
Dedicated AI Implementation
Move beyond the hype with AI-native solutions. We deploy ML models, natural language processing, and data-driven automation
AI solutionsAI solutions
Explore our services and case studies to see how we deliver results in practice.
Featured case
Featured case Merck
How We Work: Our Core Values
Keep the professional promise
We drive success through collaboration, technical expertise, and transparent communication, delivering real value that meets and exceeds client expectations.
Get things done
We take ownership, embrace challenges as growth opportunities, and prioritize solutions over blame, fostering a culture of action, accountability, and open communication.
Evolve and adapt
We embrace change, continuously learn, and balance innovation with best practices to adapt to evolving market needs and deliver effective solutions.
Embrace diversity
We embrace diversity as a strength, fostering an inclusive culture where different perspectives drive innovation and meaningful impact.
Meet the Monterail Leadership Team
Szymon Boniecki
Co-CEO
Bartosz Rega
Co-CEO
Grzegorz Hajdukiewicz
Chief Delivery Officer
Marta Klimowicz
Chief Growth Officer
Hubert Białęcki
Head of Technology
Krzysztof Kaiser
Head of Design Team
Krzysztof Maruszczak
Head of Finance
Katarzyna Michalska
Head of People
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Piotr Zając
MedTech Consulting Director
Building long-term partnerships
900++projects
71current NPS
130++team size
15++Years on the market
Why Choose Monterail as Your Software Partner
Since 2010, Monterail has evolved from a passionate group of developers into a thriving team of over 100 experts. We've tackled diverse challenges, celebrated countless successes, and learned invaluable lessons, all while maintaining our core focus on partnership and quality. At Monterail, we go beyond writing code. We cultivate partnerships that last. Our proven track record reflects years of trust and collaboration.
PARTNERSHIPS
Monterail FAQ
Your Next Product Starts Here
Most great products begin with a single conversation. Tell us what you're building. We'll bring the expertise, the process, and the team to make it real.
Grzegorz Hajdukiewicz | Chief Delivery Officer