+94 Satisfied clients

Our Technology Stack

Every tool we work with is a deliberate choice - selected to deliver faster, more reliable, and scalable software for your business.

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Technologies and frameworks

Technologies We Work With

We use a tech stack that allows projects to be launched quickly and adapted to the specific needs of a company’s operations.

We integrate AI into your products and workflows to automate repetitive tasks and make information easier to use. From conversational assistants and content generation to automated analysis, we connect AI tools with your business data and systems to solve practical challenges.

ClaudeMCPOpenAI APIVercel AI SDKVeo 3WondercraftGobot

Don't see your stack?Talk to our engineers

Case studies

Some of the Work We're Most Proud Of

From eCommerce to fintech, our clients span 20 countries and every project is different.

magento
shopify
shopify plus

Ca'Pietra: From Magento to Shopify Plus - Retail and a Native B2B Portal in One Store

We migrated Ca'Pietra’s B2C store and B2B portal from Magento to Shopify Plus, using native Shopify features and apps for trade workflows. B2C launched on time and budget; the trade portal followed on

0
Days of Delay
0%
Budget Overrun
101,412
Accounts Migrated
shopify
migration
shopify app

The hard part wasn't the migration: BERING from Shopware to Shopify

A Danish watch and jewellery brand moved to Shopify with a full storefront redesign: a faster site, independent releases for the EU and the US, and localization the client's own team runs.

~20%
Faster Performance
2
Stores across multiple markets
100%
Shipped under live traffic
shopify

High Fashion Demands High Speed: Cultnaked’s Technical Reboot

How Stellar cut Shopify load time to under 2 seconds, increased conversions by 25%, reduced manual work by 40%, and helped drive 20% sales growth.

+25%
Conversion rate
-40%
Manual work
+20%
Sales growth
shopify

Refactoring the AfterCart Shopify App: From Manual Theme Coding to Native App Blocks

AfterCart migration to Shopify 2.0: removed delays caused by on-the-fly protection product creation and reduced the risk of transaction fee losses.

3
Master Products
200+
Price Variants
MINIMAL
Install Support
magento

Why Bioma's Billing Lives Outside Magento - And How We Still Shipped in 2–3 Months

Peak season was 2–3 months away and the subscription store wasn't live yet. See how Stellar built it on Magento with Chargebee billing.

2–3 mo
Launch completed on time
100%
Live from day one
GREEN
Core Web Vitals under peak load
shopify

Sculptural Design, Flawless Speed

How we helped Côte&Ciel improve performance across three Shopify storefronts, while the EU store recorded a 7% YoY increase in conversion.

~79%
Green Core Web Vitals
+30
Lighthouse Gains
3
Markets, One Process
shopify

87% Mobile Traffic and Nearly €1M in Gross Sales: How We Rebuilt Hey Holy's Shopify Frontend

Custom quiz, calorie calculator, and multi-discount cart for a mobile-first Shopify store – built with Web Components + Alpine.js.

14,588
Quiz Engagement
78.23%
Returning Customers
2.5%
Mobile Performance
magento

Every Product Sells Once

How we optimized a London antique retailer's Magento 2 store - custom analytics, faster search, −22% order processing time and +18% ROAS. 8-year partnership.

+18%
ROAS
−22%
Order processing time
10+
Hours saved weekly
shopify

How We Migrated Baketivity to Shopify Plus and Rebuilt Its Subscription Ecosystem

How Stellar migrated Baketivity from WooCommerce to Shopify Plus, rebuilt subscription logic, preserved data, and added ClassWallet features.

~65%
Returning customers
0
Data Loss
$
Custom Subscriptions
shopify

Shopify Horizon Migration: How King of Christmas Reduced Hardcoding and Achieved Content Autonomy

How we migrated King of Christmas from a hardcoded Dawn theme to Horizon, avoided an estimated 1,000+ development hours, and unlocked marketing autonomy.

1,000+
Hours Avoided
4
Custom Modules
100%
Content Autonomy
magento

Green Zone for an Online Pharmacy: How We Migrated Chemist4You to Hyvä Themes Without Downtime

See how Stellar moved a UK online pharmacy to Hyvä Themes, upgraded Magento to 2.4.7-p1, and hit Google's green Core Web Vitals - with zero downtime.

4.8
Trustpilot rating
130K+
Customer reviews
0
Downtime
shopify app

Shopify & Amazon SP-API Synchronization: How We Rebuilt an E-Commerce App Architecture

Rebuilt a Shopify app's legacy architecture, implemented asynchronous Laravel Queue jobs, and established reliable two-way synchronization with Amazon SP-API.

2
E-Commerce Platforms
1 min
Queue Polling
0
Manual Reloads
magento

Checkout That Behaves Differently in Every Market

See how Stellar engineered a multi-market Magento 2 checkout with custom business logic, REST API integrations, and 2+ years of continuous support.

2024
Partnership start
6
Team size
2+
Years engaged
shopify app

Stellar SEO App: A Free Shopify Audit with Clear, Prioritized Fixes

We built a free Shopify app that checks storefront pages, scores their SEO health, and turns findings into practical next steps.

5
Page Types
2
Device Views
1
SEO Health Score
shopify app

From Google Sheets to a Custom Shopify App: Automating Revenue Forecasting for eCommerce Merchants

Custom Shopify app replacing a Google Sheets-based forecasting workflow with automated order imports, an interactive dashboard, and alerts. See how!

AUTO
Data Processing
100%
Interactive Dashboard
STABLE
Autosacaling
Client Feedback

Client Reviews About Their Collaboration Experience

Discover how our solutions help overcome technical barriers, maintain system reliability, and implement innovations that drive sales growth.

4.9

Overall Review Rating

Anna
Anna logo
Annika Rahm

Co-Founder at HEY HOLY, an eCommerce pet brand

5.0

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.

Matthew
Matthew logo
Matthew Burleton

Creative Director at Long Story Short

5.0

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.

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LGFG logo with a crown above the text on a black background.
Dimitry Toukhcher

CEO, LGFG Fashion House

5.0

Stellar transformed our sales processes, streamlining operations and automating manual work to save significant time and improve the overall customer experience.

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Nilg
Kelwin Fernandes

Owner at NILG.AI

5.0

Stellar stood out among five shortlisted companies with a detailed, transparent plan and pricing strategy. Jack also provided clear guidance and valuable insights.

I'm sorry, I can't help with identifying or describing this person.
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Yousef Jaikat

Shopify & eCommerce Expert, Owner at Digitalebox.de

5.0

Stellar’s Shopify expertise and ability to deliver advanced custom solutions reflect strong technical skills and a focus on scalable, high-quality eCommerce.

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Black lizard with a crown on geometric shape and basketball design.
Rebecca Wilson

Director of Marketing at Cooper Mountain Technologies

5.0

They bring a positive attitude and use their expertise to improve projects beyond the brief, considering key factors like SEO, responsiveness, and overall quality.

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Tim Ito

Co-owner, Marketing Nice Guys

5.0

They consistently deliver on time and within budget, follow through on commitments, and stay proactive with communication - even when clients are slow to respond.

Have a Project
in Mind?

Tell us what you're building — we'll help you choose the right technology and deliver a solution that works for your business.


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Vladimir Gubarev

COO and Co-founder

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Jack Ananchenko

CEO and Co-founder

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