200+ satisfied clients
Solution-first SaaS development ensures security, with a 2-month warranty covering bugs and post-launch support.
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120+
successfully completed projects
95%
satisfied clients
3+
Years average collaboration duration
20+
countries served
We build scalable SaaS products with flexible architecture, secure infrastructure, and automation designed to support recurring revenue, growing user bases, and continuous product development.
Our SaaS and custom software development combines flexibility, precision, and tailored solutions for impactful results.
SaaS platforms tailored to your business can improve user onboarding speed by up to 35%, streamlining adoption across teams.
Strong API ecosystems help companies launch features 2x faster, making it easier to evolve with user and market needs.
Switching to the cloud cuts infrastructure costs by 20–40%, while increasing deployment speed and agility.
Good SaaS design isn’t just pretty - well-structured UX can reduce churn by over 40% and increase daily active usage.
Rigorous testing before launch cuts major bug reports by 60%, ensuring a stable, trust-building user experience from day one.
Smart multi-tenant design slashes hosting expenses by up to 50%, making it easier to scale users without duplicating effort.
From eCommerce to fintech, our clients span 20 countries and every project is different.
How we moved retail and trade to Shopify Plus on native B2B, no custom backend - B2C on schedule, trade portal a month later.
How we rebuilt the storefront, split the EU and US into separate stores, and set up Shopify Markets for Europe - without pausing orders.
How we rebuilt the store on Online Store 2.0, simplified checkout, and automated inventory and marketing with NestJS, Klaviyo and Zapier.
How we moved the widget to App Blocks and pre-built insurance variants - so merchants self-install and protection reaches the cart instantly.
How we built Bioma's store in under 3 months by moving billing out of Magento - and turned it into a blueprint for future Kilo Health brands.
How we moved Côte&Ciel's three Shopify storefronts out of the PageSpeed red zone without pausing sales.
How we built a breed-based quiz, calorie calculator and multi-discount cart on Web Components and Alpine.js - for a store where 87% of traffic is mobile.
How we rebuilt search, performance and analytics on a live Magento 2 store, cutting order processing time by 22% and lifting ROAS by 18%.
A new theme, rebuilt subscriptions and ClassWallet payments - with every customer, order and subscription carried over.
How we moved a hardcoded Dawn theme to Horizon and metaobjects - so the marketing team updates menus, banners and promotions on its own.
How we rebuilt the storefront on Hyvä, upgraded Magento to 2.4.7-p1, and rebuilt the prescription consultation engine - with zero downtime.
How we moved a legacy monolith to async Laravel queues so sellers manage Amazon orders right in Shopify.
How our six-person team builds market-specific checkout logic, maintains REST API integrations, and ships fixes without putting live sales at risk.
We built a free Shopify app that checks storefront pages, scores their SEO health, and turns findings into practical next steps.
We use a tech stack that allows projects to be launched quickly and adapted to the specific needs of a company’s operations.
Figma
Adobe Photoshop
Adobe XD
PHP
Laravel
Symfony
Java
Spring
Nest.js
Express.js
React
Next.js
Angular
Vue
Nuxt
Headless Commerce Architecture
Shopify Plus
Adobe Commerce (+Cloud)
WordPress
WooCommerceWe build custom eCommerce applications for online stores, digital brands, and SaaS platforms — helping automate operations, connect business systems, and support scalable growth.
netparcel
sigma
a&g
pineapple
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webloft
lgfgDiscover how our solutions help overcome technical barriers, maintain system reliability, and implement innovations that drive sales growth.
4.9
Overall Review Rating
Co-Founder at HEY HOLY, an eCommerce pet brand
Three Years of Reliable Delivery
Stellar has supported our Shopify store for three years, building backend functionality and custom tools. They’re fast, responsive, and reliable.
Creative Director at Long Story Short
Built on Clarity and Speed
Stellar impressed us with clear, fast communication and a well-structured process, especially when deadlines were tight and quick decisions were critical.
CEO, LGFG Fashion House
Stellar transformed our sales processes, streamlining operations and automating manual work to save significant time and improve the overall customer experience.
Owner at NILG.AI
Stellar stood out among five shortlisted companies with a detailed, transparent plan and pricing strategy. Jack also provided clear guidance and valuable insights.
Shopify & eCommerce Expert, Owner at Digitalebox.de
Stellar’s Shopify expertise and ability to deliver advanced custom solutions reflect strong technical skills and a focus on scalable, high-quality eCommerce.
Director of Marketing at Cooper Mountain Technologies
They bring a positive attitude and use their expertise to improve projects beyond the brief, considering key factors like SEO, responsiveness, and overall quality.
Co-owner, Marketing Nice Guys
They consistently deliver on time and within budget, follow through on commitments, and stay proactive with communication - even when clients are slow to respond.
Receive available meeting slots, hear from our sales team within 60 minutes during business hours, and schedule a call to discuss your action plan and warranty.
Vladimir Gubarev
COO and Co-founder
Jack Ananchenko
CEO and Co-founder
From eCommerce to fintech, our clients span 20 countries and every project is different.
How we moved retail and trade to Shopify Plus on native B2B, no custom backend - B2C on schedule, trade portal a month later.
How we rebuilt the storefront, split the EU and US into separate stores, and set up Shopify Markets for Europe - without pausing orders.
How we rebuilt the store on Online Store 2.0, simplified checkout, and automated inventory and marketing with NestJS, Klaviyo and Zapier.
How we moved the widget to App Blocks and pre-built insurance variants - so merchants self-install and protection reaches the cart instantly.
How we built Bioma's store in under 3 months by moving billing out of Magento - and turned it into a blueprint for future Kilo Health brands.
How we moved Côte&Ciel's three Shopify storefronts out of the PageSpeed red zone without pausing sales.
How we built a breed-based quiz, calorie calculator and multi-discount cart on Web Components and Alpine.js - for a store where 87% of traffic is mobile.
How we rebuilt search, performance and analytics on a live Magento 2 store, cutting order processing time by 22% and lifting ROAS by 18%.
A new theme, rebuilt subscriptions and ClassWallet payments - with every customer, order and subscription carried over.
How we moved a hardcoded Dawn theme to Horizon and metaobjects - so the marketing team updates menus, banners and promotions on its own.
How we rebuilt the storefront on Hyvä, upgraded Magento to 2.4.7-p1, and rebuilt the prescription consultation engine - with zero downtime.
How we moved a legacy monolith to async Laravel queues so sellers manage Amazon orders right in Shopify.
How our six-person team builds market-specific checkout logic, maintains REST API integrations, and ships fixes without putting live sales at risk.
We built a free Shopify app that checks storefront pages, scores their SEO health, and turns findings into practical next steps.
