In 8 years of building Qinetiko, I have worked with many developers, but Mladen and the Codersy team are the most reliable and valuable partner I have ever had. The level of this collaboration is truly unmatched. What sets them apart is how they understand the project. They don’t just execute tasks: they grasp what we are trying to build, propose solutions we hadn’t considered, and are honest when something needs a different approach. Their suggestions make our site work flawlessly and look one of a kind. I recommend them without reservation to any brand that wants a partner, not just a supplier. Panos Papadopoulos, Founder, Qinetiko.com
← ServicesExtend & grow
Optimize Performance With SEO Solutions
Boost speed and traffic with technical SEO and on-page SEO strategies
Results from our case studies

approach
Stay Ahead of Competitors With the Right SEO Techniques
Addressing technical issues before they become problems can dramatically improve your website's search engine rankings, boost organic traffic, and drive more conversions.
At Codersy, we build SEO-optimized websites that enhance user experience, improve visibility, and increase qualified traffic. We offer a full suite of SEO services, including:
Technical SEO – Fix crawl errors, improve indexability, and ensure your site architecture supports discoverability.
Page Speed Optimization – Achieve lightning-fast load times and better Core Web Vitals scores.
Mobile Optimization – Ensure your website is seamless and responsive across all devices.
On-Page SEO – Optimize metadata, headings, internal linking, and content structure to align with high-impact keywords.
Site Architecture Improvements – Create clean, logical hierarchies that support user journeys and search engine crawlers.
Crawlability & Indexability – Make sure your content is accessible, structured, and properly indexed.
optimization
On-Page SEO & Content Optimization
Transform your content into a conversion machine that ranks higher and sells more.
We handle all SEO-related optimizations to improve your website's visibility and create SEO-friendly content that converts visitors into customers:
Identify high-value keywords that your ideal customers are actually searching for.
Create compelling product descriptions, category pages, and blog posts that rank and convert.
Optimize title tags, meta descriptions, and structured data to improve click-through rates from search results.
Examine all website images to ensure they're optimized for search engines and accessibility, including image sizes, alt text, and loading performance.
Analyze and optimize all internal links to enhance search engine visibility and user navigation.
Ensure URL structure, length, and parameters are optimized for both search engines and user experience.
solutions
Technical SEO Audit & Performance Optimization
A comprehensive technical SEO audit is your roadmap to success, designed to pinpoint areas for improvement and boost your website's performance.
Our technical SEO services improve search engine rankings, increase organic traffic, enhance user experience, boost conversion rates, and strengthen your online presence:
Crawl Analysis & Error Detection: Identify and fix crawl errors, broken links, and missing pages that prevent proper search engine indexing.
Site Structure & Navigation Audit: Examine overall website structure, navigation, and internal linking to enhance UX and search engine visibility.
Page Speed Optimization: Achieve faster load times to prevent bounce rate, boost sales, improve user retention, and increase conversions while lowering cart abandonment.
Robots.txt & Sitemap Audits: Ensure search engines can properly crawl and index your website with optimized robots.txt files and XML sitemaps.
Canonical Tag & Duplicate Content: Implement proper canonical tags to avoid duplicate content issues and optimize search engine understanding.
External Link Analysis: Check external links and linking domains to identify and remove potential spam or low-quality links.
Structured Data Implementation: Verify and optimize structured data markup according to schema guidelines for enhanced search visibility.
Analytics & Tracking Setup: Analyze and configure Google Tag Manager, Google Analytics 4, and Google Search Console for comprehensive performance monitoring.
E-A-T Optimization: Analyze content quality, author credentials, and external links to improve your website's Expertise, Authoritativeness, and Trustworthiness scores.
Maximize Conversions With A High-Performing Shopify Store
Book a call
In a personalized consultation, we'll identify your business goals, ideal customer, and brand essence to create a custom solution.
Build Your Vision
We'll bring your virtual store to life with features and design that optimize user experience.
Scale With Ease
Launch your optimized Shopify store, convert more customers, and rest easy with continued support to ensure everything runs smoothly.
Related work

Soho Nakit
Shopify build + SEO
Serbian silver jewelry brand with three Belgrade stores. Custom Shopify build with on-page, off-page and technical SEO.

Igračke Plus
Shopify theme upgrade, cleanup and SEO
Theme upgrade to Online Store 2.0, store cleanup and ongoing SEO for a Belgrade toy shop with two stores.

Woolona
Custom Shopify build + multi-market expansion
Custom Shopify build with Slovenia / Croatia / Italy expansion and DHL integration for a Woolmark-certified merino wool brand.

Garden Delivery
Headless Hydrogen rebuild
Headless Hydrogen rebuild for a 5,000-product plant retailer with USDA-zone guidance, educational content and an image-heavy catalogue.

Editiony
Invite-only luxury Shopify storefront
Invite-only Shopify storefront for a luxury limited-edition outerwear brand, with timed cart, color-shift design and appointment scheduling.

Montessori Generation
Shopify build + product upsell
Shopify build with a product-upsell engine and Montessori-stage filtering for a thoughtfully curated kids toy brand.
Trusted by Industry Leaders
5.0 across 26 reviews collected on the Shopify Partner Directory
- 500+ projects
- 35+ industries
- 98% client retention
- Shopify Plus partner since 2017
- Qinetiko.com★★★★★
We are extremely happy with our collaboration with Codersy! Their professional approach, dedication, and proactive attitude have made a real difference to our Shopify store. We have seen noticeable progress in a very short period of time, which speaks volumes about their efficiency and expertise. Communication has been excellent throughout the process — always clear, responsive, and effective. We truly appreciate their commitment and the quality of their work. Highly recommended to anyone looking for a reliable, professional, and results-driven Shopify partner. Looking forward to continuing our collaboration!
★★★★★I can't say enough good things about working with Mladen! He helped us build a very extensive e-commerce website with thousands of products and variations, and he did an outstanding job. What impressed me most was his professionalism, attention to detail, and willingness to work through challenges. This was a complicated project, and whenever we came across something that needed to be corrected or improved, Mladen was responsive and committed to getting it right. He was patient, knowledgeable, and genuinely cared about delivering a quality finished product. It's hard to find someone who takes that kind of pride in their work. I highly recommend Mladen to anyone looking for a dependable and skilled website developer. I would absolutely work with him again!
A Better Cabinet Deal★★★★★Mladen is a wizard! He has helped elevate my Shopify site to the next level with his coding experience and expertise. Things I thought could never be done due to the limitations with my store's theme, he made happen. His communication and response rate is fantastic, he is super skilled, and speaks in layman's terms so anyone can understand what he means. I only wish I knew about him years ago when I started my Shopify store! He's helped take my site to the next level and I couldn't be happier. I look forward to working with him for years to come. 10000% would recommend!
Honestly, we had a really great experience working with this team. From the very beginning, they showed a lot of patience and understanding for all of our ideas, even when we weren’t always sure how to explain things clearly. What pleasantly surprised us the most is that they didn’t just do what was asked — they often suggested improvements and solutions we hadn’t even considered. In many cases, they put in extra time and effort just to make sure the website turned out better, more functional, and easier for customers to use. Communication was smooth and quick, and everything we agreed on was delivered without complications. In the end, we got a website that not only looks professional, but also feels simple and intuitive — which was the most important thing for us. Highly recommended.
★★★★★We had custom coding on our theme and we had trouble translating it and the prices in our currencies did not show up properly either Mladen Terzic did the work for us very quickly and all is working now fine, so many thanks!!
Barista och Espresso★★★★★Codersy did an excellent job for us. We finished the first project fairly quickly and will be using them for the second phase as well. Would definitely recommend.
LGi Linens★★★★★Working with the Codersy team was a rare and truly positive experience in every sense – professionalism at the highest level. Building the Blossom Aromatherapy website with this team was smooth and enjoyable. From the very first communication to the final version of the site, everything was handled with precision, dedication, and a deep understanding of the brand. I would especially highlight: excellent organization and full respect for all agreements a strong understanding of the brand’s aesthetics and core values technical excellence of the Shopify website patience, flexibility, and clear communication at every step The result is a website that looks professional, clean, and fully aligned with our vision, while also functioning flawlessly for sales. Without hesitation — a strong recommendation to anyone looking for a serious, high-quality, and long-term sustainable Shopify website. We will definitely continue our collaboration on future projects.
★★★★★Mladden and his team have done an excellent job on our Headless Shopify site so far. As an SEO guy, I needed control over things that Shopify set by default and they were the only people who could solve this problem. They have built a nice website that we continue to improve on and can't wait to see the finished product.
★★★★★Excellent work delivered — highly recommend his services. If I had to describe it in one word: efficiency
★★★★★Mladen and his team did an amazing job upgrading my old theme (2.5.0) to the latest Dawn 15.4.0. They were super easy to work with, very quick to get things done, and made the whole process smooth from start to finish. I’m really happy with the result and would highly recommend them to anyone looking for reliable theme upgrades or Shopify work.
Chair Caps Australia★★★★★Amazing work! always providing a solution
★★★★★
Codersy has been a reliable and prompt partner for our Shopify store. They’ve helped us build custom solutions that fit our needs and are always quick to respond when issues come up. Most recently, they tackled a critical site problem and resolved it in a timely way, which gave us a lot of confidence in their ability to handle important challenges. Highly recommend their team!
★★★★★Amazing partner and amazing experience. Absolutely recommend!
★★★★★Codersy has been a huge help with fixing our tracking issues on our headless shopify story. Great to work with and very knowledgable. Highly recommend!
Fern & Petal★★★★★Great team to work with, solution oriented and great ability to customize in the Shopify environement
★★★★★Mladen did an outstanding job improving my product page. He significantly enhanced the structure and layout, implemented a number of smart solutions that led to a noticeable increase in conversion rates, and also carried out general optimization work across the website. He identified and fixed multiple performance issues, which resulted in a much faster and smoother user experience. I’m very satisfied with the results and highly recommend working with him. A true professional!
Keys to Health★★★★★Codersy built our Shopify store from scratch and did an incredible job. The site looks amazing, runs smoothly, and perfectly fits our brand. Super easy to work with, always responsive, and genuinely care about the result. Highly recommend for any Shopify project!
Muška Odela★★★★★Clear communication and very professional team.
Artisio★★★★★Codersy built our Shopify website from the ground up, and we couldn’t be more satisfied! Their expertise, attention to detail, and commitment to delivering a high-performing, visually stunning store exceeded our expectations. From seamless UX/UI design to flawless custom features, every aspect of our store was crafted with precision. The team at Codersy was responsive, professional, and truly understood our vision. They optimized our store for speed, SEO, and conversions, ensuring we had the best possible foundation for growth. If you’re looking for a top-tier Shopify agency, look no further—Codersy is the real deal! 🚀
Wonderly★★★★★Been working with Codersy for a long time - they've been a great support and asset to our company.
Carl FriedrikNiklas Oppermann, CEO, Carl Friedrik★★★★★Codersy successfully delivered a unique platform for our secondary market business. Their expertise and on-time delivery speaks volumes about their skillset. Highly recommend to anyone requiring Shopify development.
SecondShopAdam Froese, Founder, SecondShop★★★★★I found them to be intelligent, patient, skilled, and overall nice people to work with. They made the entire process of building our Shopify store smooth, easy, and with minimum hiccups. 10 out of 10, highly recommend you work with Codersy!
UnstrapNav Lajli, CEO, Unstrap★★★★★
Contact us to learn more about this service and how we can help your business.
Typical investment
- SEO
- from €500 a month
- AI search optimization (ChatGPT, Google AI Mode, Perplexity)
- from €1,500 a month
Rated 5.0 across 26 client reviews collected on the Shopify Partner Directory (opens in a new tab)