React JS engineers
Deliver adaptive, interactive user interfaces for your application
Deep knowledge and skills in development, design, and testing. An innovative approach to workflows. All of this enables us at Alpina Tech to create cutting-edge applications that always hit the mark.
Quickly bring your product idea to life with a functional Minimum Viable Product (MVP) designed for rapid testing and market validation.
Validate your product idea, define core features, and create a strategic roadmap to ensure market success.
We specialize in Proof of Concept (POC) development, helping businesses validate their ideas with rapid prototyping
Get an interactive digital solution accessible via a web browser that transforms your efforts into profit.
Attract your target audience with a unique user experience in cross-platform and native mobile applications.
Become the owner of a customer-centric digital solution that demonstrates consistent market value growth.
Optimize the architecture of your web resource for improved crawling and indexing by search engines.
Utilize customized modules and components for CMS to create a web solution with unique functionality and structure.
Optimize your users' experience across all digital touchpoints with leading-edge technologies.
Achieve a flexible, fast, and high-performance digital solution by integrating Headless CMS with static websites.
Structure content for a technical audience with the expertise of Alpina Tech. With us, your portal, documentation, or blog will be meticulously organized.
Get a software product with an interactive, user-friendly interface that becomes your competitive advantage.
Optimize delivery pipelines through close team collaboration and process automation with Alpina Tech.
Enjoy an application with impeccable business logic, save resources, and speed up time-to-market with serverless development.
Empower your clients to conduct complex financial transactions with reliable and secure Forex applications.
Deliver the best version of your software product through objective user evaluation.
Impress your clients with a unique app design that aligns with your brand identity and guarantees a positive user experience.
Achieve high-quality project implementation through effective team management. We ensure adherence to deadlines and budgets.
Attract the best talents with skill sets that precisely match your project needs.
Our engineers
Deliver adaptive, interactive user interfaces for your application
Build scalable systems focused on real-time communication
Guarantee robust performance, top-notch security, and unwavering reliability in your digital solution
Engage competent .NET engineers to build secure and flexible backend for software
Leverage full-stack development for web apps and machine learning models
Flutter expertise for designing and developing flexible and high-performing mobile applications
Ready to ship?
Contact Alpina Tech and benefit from the expertise of true professionals.
30 min · Free · No commitment
Case studies
From AI-powered platforms to fintech and consumer apps — work that's live, used, and producing results.
Case study — an AI-powered iOS platform delivering motion analysis for healthcare, sports, and fitness teams to boost performance and prevent injuries.
View case studyHow we ran a full WCAG 2.1 AA accessibility audit for a US e-commerce retailer, closing 90% of critical violations and lifting Lighthouse accessibility to 97.
View case studyHow we audited and remediated a US public-sector services portal to WCAG 2.2 AA, cutting critical accessibility failures by about 80% in a single engagement.
View case studyHow we built an ML demand-forecasting model for a European enterprise retail chain, cutting forecast error by about 35% and reducing overstock costs measurably.
View case studyHow we built a RAG assistant for a B2B legal-research SaaS, cutting answer latency by about 60% and raising retrieval precision above 85%.
View case study
Case study — Alter Messenger, a privacy-first messaging app with end-to-end encryption, secure file sharing, and a smooth cross-device experience.
View case study
Case study — Apollochain, a secure blockchain-based crypto trading platform with intuitive UX built for fast, efficient, and informed trades.
View case studyA US-based Series-B B2B SaaS hired us to audit its architecture before a scaling bet. We mapped service boundaries and delivered a prioritized roadmap.
View case studyHow we ran an architecture review for a European Series-C+ marketplace, uncovering bottlenecks under peak load and producing a clear migration roadmap.
View case studyA US Series-B insurtech replaced fragile integrations with a unified API platform. Carrier onboarding shrank from weeks to days.
View case studyA European Series-C+ marketplace moved from a PHP monolith to Node.js microservices. Deploy frequency tripled and P95 API latency dropped by about 65%.
View case studyHow we cut AWS spend by about 40% for a US-based Series-C B2B SaaS, reducing idle compute, right-sizing databases, and shipping a cost-visibility dashboard.
View case studyHow we built a Vercel and AWS deployment pipeline for a Series-C digital media platform, cutting deploy time by about 70% and raising uptime above 99.9%.
View case studyUS-based Series-B fintech automated its back-office document intake with a computer vision OCR pipeline. Manual review time dropped by about 70%.
View case studyA European enterprise manufacturer cut escape rate by about 60% after we built a real-time computer vision inspection system into its production line.
View case studyEuropean Series-B analytics SaaS outgrowing its Postgres schema. We built a CDC pipeline and TimescaleDB warehouse, cutting dashboard query times by about 65%.
View case study
Case study — a curated design blog delivering inspiration, creative techniques, and trends to designers through a clean, content-first interface.
View case studyHow a focused product design sprint helped a UK seed edtech validate its core learning flow, cut prototype iterations by half, and ship to beta in eight weeks.
View case studyOnboarding UI and UX redesign for a European Series-B B2B SaaS: time-to-first-value dropped from 12 min to under 4, activation improved about 30%.
View case studyHow we built a Storybook-driven design system for a US-based Series-B B2B SaaS scale-up, cutting UI inconsistencies across six product teams.
View case studyHow we built a scalable design system for a US-based enterprise SaaS suite, cutting UI inconsistencies by about 60% and halving component build time per sprint.
View case studyHow a European Series-B fintech cut UI inconsistency across eight product teams by building a shared shadcn and Radix component library in eight weeks.
View case studyHow we built a headless Shopify Hydrogen storefront for a bootstrapped US D2C brand, cutting LCP from 4.2s to 1.5s and lifting Lighthouse performance to 94.
View case studyHow we moved a European enterprise fashion retailer onto Shopify, cutting LCP from 4.2s to 1.5s and shipping the full catalogue in 11 weeks.
View case studyUS-based Series-B B2B SaaS replaced a slow React SPA with an Astro Jamstack build. LCP dropped from 4.2s to 1.4s and Lighthouse performance hit 98.
View case studyHow we built a Next.js web platform for a US-based Series-A logistics startup, cutting LCP from 4.2s to 1.5s and shipping the MVP in under ten weeks.
View case studyHow we rebuilt a legacy React dashboard for a European Series-B healthtech scale-up, cutting load time by 60% and reducing component count by half.
View case studyHow we built a unified headless CMS for a US enterprise multi-brand retailer, cutting content publish time by about 65% and enabling true omnichannel delivery.
View case studyHow we built a Payload CMS marketing site for a European B2B SaaS, cutting publish time by roughly two thirds and lifting Core Web Vitals scores noticeably.
View case studyHeadless CMS migration case study: a Series-B fintech replatformed from WordPress to Payload and Next.js, cutting publish time by about two thirds.
View case studyEuropean enterprise energy operator, hundreds of field assets. Alert latency cut from minutes to under ten seconds with an on-premise industrial IoT platform.
View case studyA US-based seed healthtech startup needed firmware, BLE sync, and a cloud backend from scratch. End-to-end IoT development example delivered in five months.
View case studyHow we replatformed a European healthtech organization from Drupal to Next.js and Payload, cutting LCP from 4.3s to 1.5s and halving editor publish time.
View case studyA US enterprise publisher moved off legacy WordPress to a headless CMS. LCP fell from 4.2s to 1.5s and organic rankings held through cutover.
View case studyAn APAC seed travel startup needed a working iOS and Android app fast. We shipped a React Native MVP in eight weeks, validating the core booking flow.
View case studyA React Native app case study: cross-platform fitness app for a European Series-C healthtech brand, cutting load time by 60% and improving retention.
View case studyHow we cut LCP from 4.1s to 1.6s and eliminated CLS for a European Series-C media platform, restoring organic search gains within two months.
View case studyA bootstrapped US D2C brand cut LCP from 4.3s to 1.4s after a page speed optimization engagement. Checkout conversion lifted about 28%.
View case studyHow we rebuilt multi-tenant architecture for a European Series-B B2B SaaS, cutting provisioning from hours to minutes and raising p99 latency by about 55%.
View case studyA US-based seed vertical-SaaS founder hired us to ship a multi-tenant MVP in one quarter. We built and launched the product on time.
View case study
Case study — Salvus, a health and fitness app with personalized workout plans, nutrition guidance, and progress tracking for goal-driven users.
View case studyDedicated development team case study: how Alpina embedded React and Node engineers into a US Series-B B2B SaaS product team to hit a hard launch deadline.
View case study
Case study — Verum, an eSIM app providing instant global internet access with simple activation, flexible plans, and reliable cross-region coverage.
View case study
Case study — Vocal Brief, an AI app turning training videos and lectures into transcripts, summaries, and highlights for faster team collaboration.
View case studyDelivering Innovative Digital Solutions Tailored to Your Business
We constantly deepen the teams' expertise, providing customers with certified software engineers who can solve complicated tasks.
We ensure compliance with legal obligations regarding data security to ensure the software meets industry-oriented legislation requirements.
We constantly deepen the teams' expertise, providing customers with certified software engineers who can solve complicated tasks.
We remain knowledgeable about the latest advancements in technology and their potential impacts to provide clients with attuned digital solutions.
Testimonials
Direct feedback from teams we've shipped with.
Alpina tech did a good job during the discovery phase of our project
I had the opportunity to work with Alpina Tech and the experience was very positive. He successfully achieved the goals set, demonstrating talent and commitment at every stage of the work. Moreover, he was always attentive to my instructions and consistently available, which greatly facilitated communication and the de...
Alpina Tech is not only a very talented dev, but he's a fantastic partner who has a rich business acumen and is quick to complete anything you throw at him. He knocked out work in a single day that I wasn't expecting for a week. Will definitely work with him again.
Alpina Tech always responded promptly and got a lot done in the limited environment we had. If things weren’t clear, he’d message and make sure he has the scope right. I highly recommend him for full stack development.
I had the opportunity to work with Alpina Tech on the design of several landing pages and a UI kit, and I couldn’t be happier with the results. He managed to deliver high-quality designs in a very short time. The landing pages were beautifully crafted, and the UI kit was exactly what we needed to streamline the project...
Working with Alpina Tech on a headless CMS project built with Strapi, Node.js, and Next.js was a great experience. His deep understanding of modern frontend frameworks, API development, and server-side rendering (SSR) ensured a smooth and efficient development process. Alpina Tech showcased excellent React.js and Next....
We worked with Alpina Tech, a top-tier Apple ecosystem developer specializing in Swift, SwiftUI, UIKit, and Combine. Delivered a seamless, high-performance app with Core Data, iCloud Sync, AVKit, MapKit, and Push Notifications. Optimized for iOS, watchOS, and macOS, ensuring smooth performance and App Store compliance....
I hired Alpina Tech to build a custom Hugo website. He was a pleasure to work with. He took the time to understand exactly what I wanted at the beginning of the project, and he then proposed a much better way of achieving that. He communicated regularly, provided clear and timely updates, offered ongoing support with m...
Alpina Tech was incredibly helpful and a pleasure to work with! He not only assisted with improving the SEO of my startup but also fixed a challenging Sanity bug with great patience and professionalism. His expertise and attention to detail were invaluable, and he did an excellent job overall. Highly recommended!
I had the pleasure of working with Alpina Tech on the UI/UX design for my public website, and I am extremely impressed with his work. He significantly expanded and improved upon the original design I already had, seamlessly integrating enhancements that perfectly matched the existing style. His ability to develop great...
Working with Alpina Tech was a great experience. He is knowledgeable and delivers high-quality work. The agency boasts a wide range of talent, making it a good choice for various projects. Communication was consistently excellent, and Alpina Tech ensured that every aspect of the project worked as expected. The work was...
Alpina Tech and the team have completed the design quickly and it looks great. They are very responsive and were able to quickly make adjustments that I have requested.
Alpina Tech is awesome, he fixed a complicated bug on VPN iOS app in two hours.
Alpina Tech did an excellent job guiding us through the process and helping us achieve our project goals.
Alpina Tech helped us launch a research project website. Thank you for being available on short notice!
I had the pleasure of working with Alpina Tech on leadership and technical projects. The team is highly motivated, strategically minded, and has exceptional technical SEO expertise. Their approach significantly boosted our digital presence. I highly recommend Alpina Tech for engineering and leadership-driven projects –...
Alpina Tech demonstrates all the right qualities of a strong development team – deep frontend expertise, great communication, and a proactive work attitude. A reliable partner for any technical project.
Alpina Tech is a very professional and reliable team. Working together on web projects was extremely successful. The team showed strong technical knowledge and excellent organizational skills.
Our team
We pair deep technical expertise with the kind of ownership you'd expect from your own in-house crew.
Book a session
Learn how our services can improve your business processes, customer experience, and drive growth.
Get a lightning-fast, SEO-optimized, high-performance web app for:
Form was sent to our team. We will contact you soon.
Tell us about your project and we'll get back to you with an estimate.
Get a lightning-fast, SEO-optimized, high-performance web app for: