About the Position

Shopify Developer in Warsaw (Hybrid): Design end-to-end Shopify architecture, build headless storefronts, integrate ERP/PIM, advance AI-enabled commerce - join a global innovator.

About the Client

Our Client is a fast-growing, international technology company that provides innovative digital solutions for the global market. They are currently expanding and developing their R&D center in Warsaw. They are a leader in AI-powered enterprise operations, delivering digital solutions and consulting services that drive value and transform businesses. They specialize in using advanced technology to streamline operations, improve efficiency, and unlock new revenue opportunities, particularly within the private capital markets. With over a decade of experience supporting high-growth companies, they bring deep domain expertise and a proven ability to turn technology into a strategic advantage.

Role Overview

We are seeking an experienced Shopify Developer to design and document the complete end-to-end technical architecture for new and existing Shopify (primarily Shopify Plus) stores. In this role, you will be responsible for storefront design (headless or theme-based), backend services, integration strategies, and security. You will act as a key technical expert evaluating modern commerce patterns and guiding architectural decisions.

Responsibilities

Architecture & Strategy: Design and document end-to-end technical architectures, evaluate modern commerce patterns (headless, composable commerce), and lead decisions on build vs. buy vs. extend within the Shopify ecosystem.
Storefront Development: Build and maintain complex custom themes and storefronts using Liquid, HTML5, CSS3/SCSS, and JavaScript/TypeScript or other JS frameworks like React.
App & Feature Integration: Integrate, build, and maintain custom Shopify applications (private or public). Implement advanced functionality using Shopify Functions, webhooks, and Checkout Extensibility.
Optimization: Customize checkout, cart, and product flows for enhanced analytics and conversion optimization.
System Integrations: Lead and manage integrations with external ERP systems, PIM systems, and payment gateways.
Collaboration: Partner closely with product managers, stakeholders, and designers to implement changes and enhancements.

Requirements

Experience: 5+ years of experience in e-commerce solution architecture, technical consulting, or an equivalent senior technical role, including at least 3 years of dedicated Shopify experience.
Shopify Expertise: Proven expertise with the Shopify platform (especially Shopify Plus), its admin features, Liquid templating, and the app ecosystem.
Headless Commerce: Proven expertise with headless Shopify architectures, including Hydrogen/Oxygen implementations.
Customization: Experience developing custom Shopify apps, utilizing Shopify Functions, and implementing Checkout UI extensions for advanced customizations.
Technical Skills: Strong hands-on experience with Shopify's APIs (REST and GraphQL) and a solid understanding of modern web technologies including HTML, CSS, JavaScript/TypeScript, and React/Next.js.
Integrations: Experience in architecting and implementing integrations with major enterprise back-office systems (ERP, OMS, PIM).
Soft Skills: Excellent communication skills, critical thinking, creativity, and a systematic, logical approach to problem-solving and teamwork.

Nice to Have

Shopify Certification or other relevant e-commerce platform certifications
Prior experience in re-platforming from legacy systems
Familiarity with back-end languages (e.g., Node.js, Ruby)

We Offer

Compensation: Monthly compensation up to $6,500 USD.
Contract Type: B2B contract via Optiveum.
Work Model: Hybrid (3 days working from the office located in the center of Warsaw, 2 days working from home).
Stability: Long-term cooperation with a stable, international organization.
Culture: We value creative problem solvers who learn fast, work well in an open and diverse environment, and enjoy pushing the bar for success ever higher. We work hard, but we also choose to have fun while doing it.

About OPTIVEUM sp. z o.o.

Optiveum is a recruitment and consulting company created based on our 20-plus years of experience in HR & IT services.

We work for Clients located in Poland and abroad providing our local and international Candidates with Project-based or Permanent job opportunities in a remote or office-based model.

COMPANY DATA

Optiveum Sp. z o.o.

ul. Tomasza Zana 43 lok. 2.1 20-601 Lublin, Poland

nr KRS: 0000834436, NIP 7010975729

Founded in 2020

Applicant tracking system by Teamtailor

Shopify Developer

Tech Stack

Job Description, Responsibilities & Requirements