Hey, I’m Israt Jahan Sumya, a Shopify Developer with 2+ years of experience in building and optimizing eCommerce stores. I specialize in Shopify Liquid, theme customization, and front-end development using tools like PageFly, GemPages, and Replo. Currently, I work at ByteBurst Digital, focusing on improving conversions and mobile engagement. With a background in Computer Science and a passion for eCommerce, I’m always striving to create user-friendly solutions that help businesses grow.

Israt Jahan Sumya

Hey, I’m Israt Jahan Sumya, a Shopify Developer with 2+ years of experience in building and optimizing eCommerce stores. I specialize in Shopify Liquid, theme customization, and front-end development using tools like PageFly, GemPages, and Replo. Currently, I work at ByteBurst Digital, focusing on improving conversions and mobile engagement. With a background in Computer Science and a passion for eCommerce, I’m always striving to create user-friendly solutions that help businesses grow.

Available to hire

Hey, I’m Israt Jahan Sumya, a Shopify Developer with 2+ years of experience in building and optimizing eCommerce stores. I specialize in Shopify Liquid, theme customization, and front-end development using tools like PageFly, GemPages, and Replo. Currently, I work at ByteBurst Digital, focusing on improving conversions and mobile engagement. With a background in Computer Science and a passion for eCommerce, I’m always striving to create user-friendly solutions that help businesses grow.

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Experience Level

Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Intermediate
Intermediate
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Language

English
Fluent

Work Experience

Web Developer at Begum Pty Ltd
May 12, 2024 - August 31, 2025
I worked on developing Begum, a leading multivendor jewellery marketplace in Australia. The platform allows jewellery designers and brands to set up their own stores and showcase their unique collections. I focused on creating a seamless user experience with features like AI-based recommendations, live shopping, and secure payment options. This helped vendors manage their businesses while giving customers a personalized and engaging shopping experience.
Shopify Developer at Bytebrust Digital
April 1, 2024 - Present
WordPress Expert at Doodlenk
January 1, 2024 - March 31, 2025
Shopify Developer at Byte Burst Digital
April 1, 2024 - Present
Designed and optimized landing pages using PageFly, Gem Pages, and Replo; built advanced features for multi-vendor platforms; improved conversions by 15%; integrated third-party apps and APIs; onboarded vendors, managed product inventory, and ensured smooth integration; optimized product discovery with dynamic filtering and custom delivery options; enhanced mobile responsiveness and user experience.
Web Developer at Begum
August 1, 2025 - September 16, 2025
Customized Shopify themes using Liquid; built advanced features for multi-vendor platforms; onboarded vendors, managed product inventory, and integrated APIs; improved engagement and retention; implemented upsell and cross-sell strategies to boost conversions and engagement.
Shopify Developer at eCom Dreamz
January 1, 2024 - September 16, 2025
Led theme customization and landing pages with PageFly, Gem Pages, and Replo; increased sales by 18%; integrated Klaviyo for email campaigns; improved customer retention by 12%; optimized upsell and cross-sell strategies, contributing to growth in average order value.
Shopify Developer at Byte Burst Digital
April 1, 2024 - Present
Shopify development including Liquid, theme customization, store setup & management, app integrations; front-end development with HTML5, CSS3, Bootstrap, JavaScript and jQuery; eCommerce optimization (SEO, conversion rate optimization, mobile responsiveness); landing pages with PageFly, Gem Pages, Replo; Klaviyo and HubSpot for email marketing; Apollo for lead generation; onboarding vendors and managing product inventory; integrating third-party apps and APIs; tracking campaigns with Facebook Pixel and Google Analytics; part-time remote (UAE) and full-time remote (Australia).
Shopify Executive at eCom Dreams
January 1, 2024 - September 16, 2025
Led theme customization and created landing pages with PageFly, Gem Pages and Replo; improved sales and retention; integrated Klaviyo for email campaigns; optimized upselling & cross-selling; improved average order value; remote (Chattogram, Bangladesh) – full-time.
Manager, Web Developer at Begum
August 1, 2025 - September 16, 2025
Customized Shopify themes using Liquid; built advanced multi-vendor features (Webkul, ShipTurtle); implemented dynamic filters and sticky sliders; onboarded vendors; optimized product discovery with Meta Objects; set custom delivery charges; designed high-converting landing pages with PageFly; used Klaviyo and HubSpot for targeted email marketing; integrated Apollo for lead generation and streamlined workflows; troubleshooting and API integrations; tracked campaigns with Facebook Pixel and Google Analytics.
Front-End & Shopify Developer at Byte Burst Digital
April 1, 2024 - Present
Designed and optimized landing pages using PageFly; improved conversion rate by 15%. Customized Shopify themes using Liquid, built multi-vendor features with Webkul and Ship Turtle, improved performance and engagement. Developed dynamic filters and sticky sliders, vendor onboarding, and ensured smooth third-party integration to enhance user experience and conversions.
Shopify Engineer at eCom Dreamz
January 1, 2024 - September 16, 2025
Led theme customization and landing pages with PageFly, Gem Pages, and Replo; boosted sales by 18%. Integrated Klaviyo for email campaigns, increasing customer retention by 12%. Optimized upsell and cross-selling strategies, driving 15% growth in average order value. Tracked campaigns with Facebook Pixel and Google Analytics.
Front-End & Shopify Developer at Byte Burst Digital
April 1, 2024 - Present
Designed landing pages using PageFly and improved UI/UX for Shopify storefronts; customized Shopify themes with Liquid; built advanced features for multi-vendor platforms; improved conversion rate by 15% and reduced page load time by 20%; integrated third-party apps and APIs; boosted mobile responsive performance; Onboarded vendors and managed product inventory; implemented dynamic product filtering and onboarding workflows.
Shopify Developer at eCom Dreamz
January 1, 2024 - September 16, 2025
Led theme customization and created landing pages with PageFly, GemPages, and Replo, boosting sales by 18%.
Web Developer at Begum
August 1, 2025 - September 16, 2025
Customized Shopify themes using Liquid; built advanced features for multi-vendor platforms; improved performance and engagement; developed dynamic filters and sticky sliders; onboarded vendors and managed product inventory; optimized product discovery with MetaObjects and dynamic filtering; set delivery charges and improved shipping flexibility.
Shopify Developer at Byte Burst Digital
April 1, 2024 - Present
Specialized in creating high-converting landing pages using PageFly as part of the partner program, focusing on responsive design and functionality to support client eCommerce growth. Customized Shopify themes to enhance store design and performance, incorporating client feedback for tailored solutions. Collaborated with design and marketing teams to integrate features that improved user navigation and overall site responsiveness. Worked collaboratively with cross-functional teams to ensure smooth workflow and timely project completion.

Education

BSc in Computer Science and Engineering at University of Global Village
January 12, 2020 - February 7, 2024
BSc in Computer Science and Engineering at University of Global Village
January 1, 2020 - February 1, 2024
BSc in Computer Science and Engineering at University of Global Village
January 1, 2020 - February 1, 2024
Bachelor of Science in Computer Science and Engineering at University of Global Village
January 1, 2020 - February 1, 2024
BSc in Computer Science and Engineering at University of Global Village
January 11, 2030 - September 16, 2025
BSc in Computer Science and Engineering at University of Global Village
January 11, 2030 - September 16, 2025

Qualifications

Full Stack Web Development Certification
January 11, 2030 - September 16, 2025
Shopify Masterclass
January 11, 2030 - September 16, 2025
Full Stack Web Development
January 11, 2030 - September 16, 2025
Shopify Masterclass
January 11, 2030 - September 16, 2025
Full Stack Web Development
January 11, 2030 - September 16, 2025
Shopify Masterclass
January 11, 2030 - September 16, 2025

Industry Experience

Retail, Professional Services, Software & Internet, Media & Entertainment
    paper Australia's Premier Multivendor Jewellery Marketplace

    I worked on developing Begum, a leading multivendor jewellery marketplace in Australia. The platform allows jewellery designers and brands to set up their own stores and showcase their unique collections. I focused on creating a seamless user experience with features like AI-based recommendations, live shopping, and secure payment options. This helped vendors manage their businesses while giving customers a personalized and engaging shopping experience.