"They have an incredibly hardworking team at affordable pricing. Stacknxt has built the app earlier than expected, and they continue to complete new tasks within the client's budget and timeline."
H
Harrison Blum
CMO Founder, Social Revolt Agency
Who We Are
Stacknxt —
Custom Website, Mobile Apps & Product Engineering
At Stacknxt, we are dedicated to the success of your business by leveraging technology potential.
The partnershipWe Build Across:
We Build Across:
Astro, Next.Js & Claude ✺
Stacknxt is a trusted EU-based full-service software development company, offering the one-stop-shop for all your business solutions and requirements. We build a long-term relationship with our clients and offer a full range of services: from project discovery, software development, and design to product launch and support.
Since 2017 we’ve worked with different industries, such as: eCommerce, Healthcare, FinTech, Travel, Booking, and others. Our in-house team of 50+ talented professionals develops cutting-edge solutions for startups and established businesses.
Products fail. Ours scale. 🚀
Product Engineering
16 years of craft — design, code, performance, and honest communication. We build products across SaaS, Enterprise, Nonprofit, Public-Sector, and Emerging Technology. Based in Estonia, working worldwide.
AstroTailwindJavaScriptTypeScriptWebflowShopifyWordPressNextJsPythonDjangoReact
AI Thinking Partner
Claude/Gemini/ChatGPT
Reasoning through decisions, reviewing code and copy, exploring alternatives — a second perspective at every stage of a project.
Design reviewCode QADeep thinking
Client Reviews
What clients say
Real feedback from founders and teams we've worked with.
1/ 6
"The new site launched on time and hit every goal we set. Performance improved dramatically — load times dropped and the feedback from our customers has been overwhelmingly positive."
P
Priscilla Hernandez
Founder, Vibez Holding Inc.
"They were flexible, pivoting when we needed to change the project scope. We felt like a team with common goals."
A
Abby Morgan
Founder, Swiss Ed Tech & The DADA Agency
"They completely rebuilt our headless Shopify store. Conversion rates spiked immediately."
I
Ineke van der Velden
CEO, Vital Five Your Life
"When I met Stacknxt, I got the confidence I was looking for. They've stood out as a hard-working team. And also provided good communication, allowing new projects together to be considered."
A
Aimé
CMO, Head of Pharmacy
"What impressed me most about Stacknxt was their unique blend of creativity, hunger, and intelligence."
B
Brian Sandberg
A Healing Coach, Marzcia Techau.
Why Stacknxt
Why work with us
EU-based, working with clients worldwide — remote-first and built for clear async communication.
AI-augmented workflow — Claude, Gemini, and ChatGPT used at every stage, from code review to design critique.
Full ownership of your codebase, with documented handover — nothing locked behind us.
Fixed-price or hourly — a transparent roadmap agreed before any work starts.
Direct communication — you work with the people building your product, not an account manager.
Post-launch support available — security patches, monitoring, and small changes handled without a new proposal.
Our Process
How We Work
We are dedicated to the success of your business by leveraging technology potential.
Performance First
We create seamless, lightning-fast digital experiences that keep your users engaged and your business growing.
Experience That Matters
With over a decade and a half of technical leadership, we bring a battle-tested perspective to every build.
Built for Future
We build with the future in mind, delivering fluid, scalable digital experiences that are ready for whatever comes next.
Tools & Technology
Tech Stack
We develop solutions that pass audits and impress investors.
AI Overview
Frequently asked questions
Some of the questions people also ask.
Why Stacknxt?
What does stacknxt do?
We provide a unified platform designed to bridge the gap between complex data and actionable outcomes. Specifically, we focus on eCommerce, Healthcare, Travel, Booking, and others, helping you scale without adding operational overhead.
What core solutions do you provide?
We build high-performance SaaS, eCommerce, Healthcare, and FinTech platforms. Our approach focuses on modern, asset-light architecture (Next.js, Supabase, Tailwind CSS) to ensure your digital product is fast, secure, and SEO-ready from day one.
How do you handle HIPAA compliance in Healthcare apps?
We build healthcare platforms using secure Supabase vaults and encrypted database architectures. Our builds focus on data interoperability and end-to-end encryption, ensuring patient records are handled according to global privacy standards while maintaining a seamless user experience.
Do you build Custom themes?
Yes. We develop custom, "Premium Fluidity" themes across the entire modern web ecosystem, We build bespoke themes tailored to your specific brand aesthetic.
Can you match a specific design spec?
Yes, We can translate complex design requirements—such as minimalist aesthetics or fluid animations—into functional, responsive code that works across all devices and platforms.
Our Approach
Do you use AI in your company?
Absolutely. We don't just build for the AI era—we operate within it. We treat AI as a strategic partner to maintain a lean, high-performance workflow.
Are you a company or agency?
We don't just act as a "vendor." We work as an extension of your team to ensure your technical infrastructure aligns with your financial and growth goals.
How do you choose which projects to take on?
It starts with a Technical Audit & Discovery. We analyze your current infrastructure and growth goals to ensure our specialized agency model is the right fit. If there is a match, we move directly into a transparent, fixed-cost or hourly roadmap to get your product to market as efficiently as possible.
Do you offer support after the project goes live?
Yes. We provide dedicated maintenance packages to ensure your platform remains secure, high-performing, and optimized for evolving search algorithms. Our support covers technical updates for your digital infrastructure, security patches, and performance tuning to maintain your AEO/GEO rankings.
Do you work with clients outside the Estonia?
Absolutely. We're based in Estonia but work with clients worldwide. Most projects run entirely remote, which works well for clear briefs and good communication. Time zone differences are rarely a problem.
Have a product challenge worth solving?
If you value technical precision, high-end aesthetics, and a strategic edge in the AI era, we are the right partner.
Benefits of working at Stacknxt
Remote-first & flexible hoursModern tech stackAI-augmented workflowDirect communication, no middle layersWork with international clientsGrowth through real project ownershipRemote-first & flexible hoursModern tech stackAI-augmented workflowDirect communication, no middle layersWork with international clientsGrowth through real project ownership
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