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I'm a full-stack web developer based in Belgrade, Serbia, with 8 years of experience, including 6+ years specializing in Shopify. I focus on creating high-performance, scalable Shopify solutions, building premium themes, and implementing advanced integrations with tools like Loop, LoyaltyLion, and Octane AI. I also lead technical architecture decisions and code improvements. I value collaboration, thrive in both team and independent settings, and enjoy building meaningful connections. Always open to new projects or collaboration – feel free to reach out! Experience Shopify Developer, Freelance: I help brands build, optimize, and scale their online stores. My work spans theme development, conversion rate optimization (CRO), product management, and seamless integrations with social e-commerce channels, ensuring businesses maximize their online potential. Services include Shopify Theme Development (designing and customizing high-performance, conversion-focused themes using Liquid, HTML, CSS, and JavaScript), App Integrations (e.g., Klaviyo, Judge.me, Google Analytics), CRO, Shopify Plus Features, Performance Optimization, and Ongoing Support. Focused on advanced Shopify theme development and building custom store fronts with Hydrogen.…I'm a full-stack web developer based in Belgrade, Serbia, with 8 years of experience, including 6+ years specializing in Shopify. I focus on creating high-performance, scalable Shopify solutions, building premium themes, and implementing advanced integrations with tools like Loop, LoyaltyLion, and Octane AI. I also lead technical architecture decisions and code improvements. I value collaboration, thrive in both team and independent settings, and enjoy building meaningful connections. Always open to new projects or collaboration – feel free to reach out! Experience Shopify Developer, Freelance: I help brands build, optimize, and scale their online stores. My work spans theme development, conversion rate optimization (CRO), product management, and seamless integrations with social e-commerce channels, ensuring businesses maximize their online potential. Services include Shopify Theme Development (designing and customizing high-performance, conversion-focused themes using Liquid, HTML, CSS, and JavaScript), App Integrations (e.g., Klaviyo, Judge.me, Google Analytics), CRO, Shopify Plus Features, Performance Optimization, and Ongoing Support. Focused on advanced Shopify theme development and building custom store fronts with Hydrogen.

Luka Jovanovic

Web Developer, Front-End Developer, Back-End Developer, +4

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I'm a full-stack web developer based in Belgrade, Serbia, with 8 years of experience, including 6+ years specializing in Shopify. I focus on creating high-performance, scalable Shopify solutions, building premium themes, and implementing advanced integrations with tools like Loop, LoyaltyLion, and Octane AI. I also lead technical architecture decisions and code improvements. I value collaboration, thrive in both team and independent settings, and enjoy building meaningful connections. Always open to new projects or collaboration – feel free to reach out! Experience Shopify Developer, Freelance: I help brands build, optimize, and scale their online stores. My work spans theme development, conversion rate optimization (CRO), product management, and seamless integrations with social e-commerce channels, ensuring businesses maximize their online potential. Services include Shopify Theme Development (designing and customizing high-performance, conversion-focused themes using Liquid, HTML, CSS, and JavaScript), App Integrations (e.g., Klaviyo, Judge.me, Google Analytics), CRO, Shopify Plus Features, Performance Optimization, and Ongoing Support. Focused on advanced Shopify theme development and building custom store fronts with Hydrogen.…I'm a full-stack web developer based in Belgrade, Serbia, with 8 years of experience, including 6+ years specializing in Shopify. I focus on creating high-performance, scalable Shopify solutions, building premium themes, and implementing advanced integrations with tools like Loop, LoyaltyLion, and Octane AI. I also lead technical architecture decisions and code improvements. I value collaboration, thrive in both team and independent settings, and enjoy building meaningful connections. Always open to new projects or collaboration – feel free to reach out! Experience Shopify Developer, Freelance: I help brands build, optimize, and scale their online stores. My work spans theme development, conversion rate optimization (CRO), product management, and seamless integrations with social e-commerce channels, ensuring businesses maximize their online potential. Services include Shopify Theme Development (designing and customizing high-performance, conversion-focused themes using Liquid, HTML, CSS, and JavaScript), App Integrations (e.g., Klaviyo, Judge.me, Google Analytics), CRO, Shopify Plus Features, Performance Optimization, and Ongoing Support. Focused on advanced Shopify theme development and building custom store fronts with Hydrogen.

Available to hire

I’m a full-stack web developer based in Belgrade, Serbia, with 8 years of experience, including 6+ years specializing in Shopify. I focus on creating high-performance, scalable Shopify solutions, building premium themes, and implementing advanced integrations with tools like Loop, LoyaltyLion, and Octane AI. I also lead technical architecture decisions and code improvements. I value collaboration, thrive in both team and independent settings, and enjoy building meaningful connections. Always open to new projects or collaboration – feel free to reach out!

Experience Shopify Developer, Freelance: I help brands build, optimize, and scale their online stores. My work spans theme development, conversion rate optimization (CRO), product management, and seamless integrations with social e-commerce channels, ensuring businesses maximize their online potential. Services include Shopify Theme Development (designing and customizing high-performance, conversion-focused themes using Liquid, HTML, CSS, and JavaScript), App Integrations (e.g., Klaviyo, Judge.me, Google Analytics), CRO, Shopify Plus Features, Performance Optimization, and Ongoing Support. Focused on advanced Shopify theme development and building custom store fronts with Hydrogen.

Skills

Experience Level

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Intermediate

Intermediate

Intermediate

Intermediate

Intermediate

Intermediate

Language

Serbian

Advanced

English

Fluent

Work Experience

Shopify Plus Developer

October 1, 2019 - May 1, 2020

2019-10-01 to 2020-05-01: Customized and extended existing WordPress plugins and themes; developed and implemented new plugins and themes; built an efficient solution to collect and submit clients' documents to the VA; performed thorough testing to ensure website functionality and identify areas for improvement.

Shopify Plus Developer

October 1, 2020 - November 1, 2024

2020-10-01 to 2024-11-01: Implemented features and customizations to meet client needs; integrated Shopify Storefront/Admin APIs and apps such as Klaviyo and Recharge to streamline marketing and subscriptions. Increased site conversion by 15% through optimized React-based checkout flows and improved UI; collaborated with product, design, QA; integrated Shopify with ERP, CRM and other systems; identified and fixed issues to maintain functionality; optimized performance; leveraged Liquid to create custom themes and templates; contributed as a junior programmer at Car Condor.

Shopify Plus Developer

November 1, 2024 - Present

2024-11-01 to present: Customized and extended Shopify apps; implemented dynamic discounts and shipping logic; increased average order value by 12%; built dynamic Shopify themes using Liquid and JSON templates to enable flexible content management and reduce deployment time.

Shopify Plus Developer at Wollson

October 1, 2020 - November 1, 2024

Product Management: assisting with product selection, branding, and positioning to enhance market success. eCommerce Strategy & Growth: refining UX/UI, optimizing marketing funnels, and integrating Shopify with Facebook, Instagram and TikTok to boost brand visibility and revenue. Shopify Theme Development: designing and customizing high-performance, conversion-focused themes. Built dynamic Shopify themes using Liquid and JSON templates to enable flexible content management and reduce deployment time. Integrated Shopify APIs (Storefront and Admin) and apps like Klaviyo and Recharge. Increased site conversion by 15% through optimized checkout flows and improved UI. Identified and fixed technical issues; optimized performance for speed and efficiency. Used Liquid templating language to create custom themes and templates. Collaborated with product managers, designers, and QA. Integrated Shopify with ERP, CRM and other business systems for streamlined operations.

WordPress Developer at Freelance

October 1, 2019 - May 1, 2020

Customized and extended existing WordPress plugins and themes; developed and implemented new plugins and themes. Built efficient solutions to process collecting and submitting clients' documents. Thoroughly tested to ensure website functionality and identify areas for improvement.

Junior Programmer at Car Condor

October 1, 2019 - May 1, 2020

Leveraged Shopify Liquid templates, customized apps and APIs to implement features meeting business needs and provide unique functionality. Streamlined operations by integrating Shopify with ERP, CRM, and other business systems; worked to improve efficiency.

Shopify Plus Developer at Wollson

November 1, 2024 - Present

Freelance Shopify Plus development focusing on high-performance, conversion-focused themes; implemented dynamic discounts and shipping logic to increase average order value; built and customized Shopify themes using Liquid templating language; reduced deployment time and enhanced content management.

Shopify Developer at Wollson

October 1, 2020 - November 1, 2024

Integrated Shopify APIs (Storefront and Admin) and apps like Klaviyo and Recharge; streamlined marketing and subscription workflows; improved site conversions by 15% through optimized checkout flows and UI improvements; collaborated with product managers, designers, and QA to develop two websites.

Shopify Plus Developer at Freelance

February 1, 2026 - Present

Remote freelance Shopify Plus development and optimization for multiple brands. Building and customizing Shopify stores with high-performance, scalable themes; implementing advanced integrations (e.g., Loop, Loyalty Lion, Oktane AI); leading CRO and UX improvements; shaping technical architecture and coding standards; collaborating across teams and stakeholders to align solutions with business goals; delivering end-to-end e-commerce experiences and ongoing site improvements.

Ecommerce Manager at Taskfinity

February 1, 2025 - February 1, 2026

Played a pivotal role in developing and maintaining custom Shopify stores, ensuring functionality and user experience aligned with business goals. Led app integrations, data-driven CRO initiatives, and multi-channel strategy to maximize revenue and engagement. Drove e-commerce improvements and performance reporting, collaborating with marketing and product teams.

Shopify Theme Developer at Freelance

July 1, 2020 - November 1, 2024

Worked on high-performance, custom Shopify themes, optimized UX and site speed, and improved conversion rates. Strengthened Shopify and frontend development skills, enabling cutting-edge e-commerce solutions. Gained experience building high-performance, scalable stores, and deepened understanding of Shopify ecosystem including theme development and Hydrogen. Successfully transitioned back into freelancing, ready to tackle complex projects and deliver high-quality solutions.