Full Stack Developer – Cross-Border E-commerce Platform (Long-Term, CET)

Freelancers only – no agencies, please. We’re looking for an individual developer who will work directly with our team long-term. About us We run a cross-border e-commerce software platform that’s already live and processing orders. We’re growing and looking for an experienced full stack developer to help maintain the platform and build new integrations as we expand. What you’ll do Maintain and improve the existing platform: bug fixes, performance, stability Build and maintain integrations with: Warehouse management systems (WMS) Couriers and shipping carriers Shop platforms (Shopify and others) Work on features related to cross-border logistics, taxes, and duties Collaborate closely with our team to prioritize work and support growth Requirements Proven experience as a full stack developer Strong experience building and maintaining API integrations Fluent in English (written and spoken) Able to work during CET business hours Reliable, proactive, and comfortable owning tasks end-to-end Nice to have Shopify app development experience Background in e-commerce, logistics, or e-commerce fintech Experience with WMS systems Knowledge of cross-border shipping, VAT/tax, and customs duties Why work with us This is a long-term opportunity. We’re looking for someone who wants to grow with the platform, not just complete a one-off project. To apply, please include: A short intro and your relevant experience Examples of integrations you’ve built (WMS, couriers, Shopify, etc.) Your tech stack Your availability and hourly rate Please start your proposal with the word “Cross-border” so we know you’ve read the full post.