Welcomemat Services

Sr. Software Developer

US-TX-Remote · Senior

Sponsorship not specifiedDetected 7 days ago

PHPCode ReviewMySQLRedisAWSDockerKubernetesCI/CDGraphQLRESTComplianceTest AutomationCommunicationProblem SolvingMentoring

About the role

The ideal candidate has deep Magento and PHP expertise and is comfortable making technical decisions that affect application performance, security, scalability, reliability, and long-term maintainability.
Fullsteam is an Equal Opportunity/Affirmative Action employer.

Lead the architecture, design, development, and maintenance of scalable eCommerce solutions built on Magento Open Source and Adobe Commerce.
Design, build, test, and maintain custom Magento modules, extensions, integrations, and platform customizations.
Develop functionality supporting payments, checkout, order management, product catalogs, customer accounts, inventory, promotions, reporting, and other business-critical capabilities.
Design and maintain secure and reliable REST and GraphQL APIs, webhooks, asynchronous processes, and integrations with third-party platforms.
Develop and optimize payment-processing integrations, including Stripe, Stripe Connect, and other payment gateways or financial-services platforms.
Lead Magento version upgrades, security patching, PHP and dependency updates, compatibility testing, and remediation of deprecated functionality.
Perform advanced debugging, troubleshooting, profiling, and root-cause analysis across application, database, caching, infrastructure, and integration layers.
Optimize application performance across PHP execution, MySQL queries, indexing, caching, search, queues, APIs, and frontend delivery.
Maintain technical documentation covering platform architecture, custom modules, APIs, integrations, data models, deployment processes, and operational procedures.
Partner with Product, Engineering, Operations, and business stakeholders to translate requirements into technical plans, estimates, and deliverables.

Ten or more years of professional Magento development experience, with significant experience supporting Magento 2 and modern platform architecture.
Expert knowledge of PHP, MySQL, Redis or Valkey, GraphQL, REST APIs, and core Magento development frameworks.
Experience operating and optimizing high-availability SaaS or eCommerce applications.
Experience leading Magento upgrades, security patching, dependency updates, and compatibility testing within heavily customized environments.
Experience troubleshooting complex production issues across application, database, caching, infrastructure, and third-party integration layers.
Strong understanding of dependency injection, plugins, observers, service contracts, repositories, cron jobs, message queues, caching, and indexing.
Strong understanding of software architecture, design patterns, automated testing, secure coding, and code-quality standards.

Experience contributing to Magento Open Source or maintaining public Magento-related projects is preferred.
Adobe Commerce or Magento professional certification is preferred.
Experience with Stripe, Stripe Connect, AWS, Docker, Kubernetes, automated CI/CD pipelines, and PCI DSS requirements is preferred.

Deep knowledge of Magento 2, Magento Open Source, Adobe Commerce, and modern Magento architecture.
Advanced knowledge of PHP, MySQL, Redis or Valkey, GraphQL, REST APIs, and Magento frameworks.
Advanced debugging, troubleshooting, performance-optimization, and root-cause-analysis skills.
Ability to evaluate technical tradeoffs and communicate technical recommendations to both technical and nontechnical stakeholders.
Strong organization, judgment, ownership, and problem-solving capabilities.
Ability to mentor other developers and promote engineering best practices and continuous learning.
It's fun to work in a company where people truly BELIEVE in what they're doing!

This listing is sourced directly from Welcomemat Services's careers page and normalized into a canonical job model.