Backend Integration Developer

Location

Mexico

Posted

1 day ago

Salary

0

Seniority

Mid Level

Job Description

Backend Integration Developer

Kwan Technology Inc

Role Description As a Backend Integration Developer, you will design, develop, and maintain integrations between a Warehouse Management System (WMS) and multiple third-party platforms, including CRM systems, ERP solutions, shipping carriers, eCommerce platforms, and custom applications. This is a hands-on backend development role where you'll collaborate with a distributed engineering team, taking ownership of the integrations you build while helping ensure scalability, reliability, and performance. Responsibilities - Design, build, and maintain backend integrations between a Warehouse Management System (WMS) and external platforms. - Develop and maintain integrations with CRM systems, ERP platforms, carrier APIs, eCommerce platforms, and custom applications. - Build RESTful APIs, webhooks, and data synchronization services. - Develop data transformation and integration workflows. - Implement and support EDI/B2B integration processes. - Troubleshoot production integration issues and optimize system performance. - Monitor data flows to ensure reliability and accuracy. - Collaborate with product owners and engineering teams to deliver integration projects. - Recommend improvements to architecture, performance, and development processes. Qualifications - 3–7 years of professional backend software development experience. - Strong experience with PHP or Python. - Proven experience building third-party integrations and consuming external APIs. - Solid understanding of: - RESTful APIs - Webhooks - Authentication methods (OAuth, API Keys, JWT) - Data mapping and transformation - Experience working with MySQL or other relational databases. - Experience integrating eCommerce platforms such as Shopify or similar. - Strong debugging and problem-solving skills. - Professional English communication skills (written and spoken). - Ability to collaborate effectively with remote international teams. Preferred Qualifications - Experience with Warehouse Management Systems (WMS). - Experience with EDI standards and B2B integrations. - Salesforce integration experience. - Background in logistics, supply chain, or fulfillment systems. - Experience with cloud platforms such as AWS, Azure, or Google Cloud Platform. - Familiarity with message queues and event-driven architectures. - Experience with CI/CD pipelines and deployment automation. Technical Skills - PHP or Python - REST APIs - Webhooks - MySQL - API Integrations - Shopify (or similar eCommerce platforms) - EDI - CRM & ERP Integrations - Git - Cloud Platforms (AWS, Azure, or GCP) What We're Looking For We're looking for a developer who enjoys solving integration challenges, writing clean and maintainable code, and taking ownership of their work. The ideal candidate is proactive, detail-oriented, and comfortable working in a collaborative environment with international teams. You should be passionate about building reliable backend systems that support business-critical operations.

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