We specialize in developing eCommerce stores for retail and wholesale, as well as creating products intrinsically linked to the field of e-commerce. In addition, our team has deep expertise in custom mobile and web development, successfully implementing projects for the SaaS and Real Estate niches.
Talk to foundersGet a free estimate within 24 hours
Our approach is "Solution First", meaning we are your reliable technical experts. Our main mission is to find the best technical solutions that perfectly meet your business needs at a specific point in time. We aim to enrich your vision and stimulate company growth through advanced technologies.
15+
Years of experience
200+
Successful projects
80%
Long-term projects
180+
Satisfied clients
From eCommerce to fintech, our clients span 20 countries and every project is different.
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.
AfterCart migration to Shopify 2.0: removed delays caused by on-the-fly protection product creation and reduced the risk of transaction fee losses.
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.
How we helped Côte&Ciel improve performance across three Shopify storefronts, while the EU store recorded a 7% YoY increase in conversion.
Custom quiz, calorie calculator, and multi-discount cart for a mobile-first Shopify store – built with Web Components + Alpine.js.
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.
How Stellar migrated Baketivity from WooCommerce to Shopify Plus, rebuilt subscription logic, preserved data, and added ClassWallet features.
How we migrated King of Christmas from a hardcoded Dawn theme to Horizon, avoided an estimated 1,000+ development hours, and unlocked marketing autonomy.
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.
Discover 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 two 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.
We bring together proven expertise and a results-driven approach to help businesses of any scale build and grow their digital products.
1-5 days to connect to support tasks, and just 5-10 days to start new projects of any scale
We provide full technical support and free bug fixing after your product release
For large projects, we offer on-site strategic sessions to jointly form a long-term technical development plan for your business
We analyze your industry and competitors to offer only the improvements that your product truly needs
We are always available for quick resolution of critical production issues
We ensure reliable partnership, easy communication, and maximum dedication at every stage of product creation
80+
Specialists
Our specialists combine deep technical expertise with a business-oriented approach to create e-commerce platforms that drive revenue growth.
Co-founder, COO
Co-founder, CEO
Head of Partnership
Head of Shopify Department
Shopify Team Lead
Shopify Team Lead
Head of Design Department
Lead UI/UX, Product Designer
Backend Team Lead
Frontend Team Lead
WordPress Team Lead
QA Team Lead
Our team covers all stages of product creation. At your service:
Agile Project Managers
QA Experts
Full-stack Specialists
UX/UI Designers
Frontend and Backend Developers
Business Analysts
DevOps Engineers
Mobile Developers
We maintain the highest level of expertise: in specific technical departments at Stellar, up to 99% of specialists have profile certificates.
Top-Rated
Europe's top eCommerce developers, 2025.
Hyvä Partner
Certified partner for fast Magento frontends
Amasty Partner
Verified Magento extensions partner
Top-Rated
Top Rated Plus - Highest-tier agency on Upwork
Top-Rated
Top Rated Plus - Highest-tier agency on Upwork
Top-Rated
Top Customer Software Developers, Europe 2025
ISO Certified
ISO 27001 Certified for data security and protection
Adobe Partner
Official Adobe Commerce ecosystem partner.
Top-Rated
Top Shopify Software Developers, Europe 2024
Discuss Your Project with Us
We have representative offices in Estonia, Poland, as well as key specialists in Kyiv (Ukraine) and Valencia (Spain).
What are the next steps?
Our expert will contact you to discuss requirements and ideas.
If necessary, we will sign an NDA to maintain your confidentiality.
We will prepare a detailed estimate and proposal (timeline, budget, scope of work).
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 Stellar cut Shopify load time to under 2 seconds, increased conversions by 25%, reduced manual work by 40%, and helped drive 20% sales growth.
AfterCart migration to Shopify 2.0: removed delays caused by on-the-fly protection product creation and reduced the risk of transaction fee losses.
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.
How we helped Côte&Ciel improve performance across three Shopify storefronts, while the EU store recorded a 7% YoY increase in conversion.
Custom quiz, calorie calculator, and multi-discount cart for a mobile-first Shopify store – built with Web Components + Alpine.js.
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.
How Stellar migrated Baketivity from WooCommerce to Shopify Plus, rebuilt subscription logic, preserved data, and added ClassWallet features.
How we migrated King of Christmas from a hardcoded Dawn theme to Horizon, avoided an estimated 1,000+ development hours, and unlocked marketing autonomy.
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.
