Senior Software Engineer - E-commerce (PHP)

alma31; United States; Remote; USD 94,000 - 121,000; Full time

Benefits offered by this job

Health insurance fully covered (incl.

Disability insurance fully covered

Parental leave with salary maintained

Meal vouchers partially covered by the

Sustainable mobility package

Job summary

alma31 in Paris (France) is seeking a senior CMS plugin engineer to lead architecture across six ecosystems, mentoring engineers and embedding best practices. The role supports a permanent contract based in Paris or full remote from metropolitan France, with comprehensive benefits.

You will drive scalable plugin patterns, oversee code reviews, and champion AI-assisted workflows to accelerate delivery while maintaining high quality across platforms.

Qualifications

• Solid expertise in PHP and backend architecture.
• Hands-on experience building or maintaining plugins.
• Ability to design systems scalable across multiple platforms.
• Track record of mentoring or growing other engineers.
• Strong communication and collaboration in a remote-friendly team.

Responsibilities

• Improve the architecture of existing plugins and guide the creation of new ones with clean, maintainable structures, including through AI-assisted workflows.
• Define patterns and standards that scale across the plugin ecosystem.
• Establish and enforce code review standards, PHP patterns, linting, testing tools, and audit test coverage.
• Lead code reviews and pair programming sessions to grow intermediate engineers.
• Drive refinement sessions and continuous improvement practices within the squad.
• Harmonise patterns and conventions across the supported platforms to reduce complexity and speed up delivery.

Skills

PHP

Backend architecture

Plugin development

Mentoring

Remote-friendly collaboration

Job description

Role overview

This role is for a senior engineer on a CMS engineering team building and maintaining payment plugins for major e-commerce platforms. The position focuses on plugin architecture, code quality, and cross-platform consistency across six ecosystems, while mentoring intermediate engineers and embedding best practices. It is a permanent contract based in Paris, France, or open to full remote from metropolitan France.

Responsibilities

• Improve the architecture of existing plugins and guide the creation of new ones with clean, maintainable structures, including through AI-assisted workflows.
• Define patterns and standards that scale across the plugin ecosystem.
• Establish and enforce code review standards, PHP patterns, linting, testing tools, and audit test coverage.
• Lead code reviews and pair programming sessions to grow intermediate engineers.
• Drive refinement sessions and continuous improvement practices within the squad.
• Harmonise patterns and conventions across the supported platforms to reduce complexity and speed up delivery.

Requirements

• Solid expertise in PHP and backend architecture.
• Hands-on experience building or maintaining plugins.
• Ability to design systems that scale across multiple platforms.
• Track record of mentoring or growing other engineers.
• Strong communication and collaboration skills in a remote-friendly team.

Nice to have

• Deep expertise in at least one major e-commerce CMS such as Magento, Sylius, or WooCommerce.
• Prior informal leadership experience or willingness to step into a leadership role.
• Comfort working with AI tools in the development workflow.

Benefits and work setup

• Competitive 12-month-based salary, profit-sharing, and employee savings plan.
• Health insurance fully covered, including for family members.
• Disability insurance fully covered.
• Sports partnerships or a monthly reimbursement for fitness activities.
• Generous parental leave with salary maintained and gradual return-to-work support.
• Sustainable mobility package and meal vouchers partially covered by employer.
• Mental health platform access and learning and development resources.
• Around 25 days of paid leave plus additional time off for senior contracts.
• Two weeks of full remote work possible per year in summer.