Senior PHP Developer (BigCommerce certified)

Published: 19 Dec, 2025

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We are looking for a Senior PHP Developer to join our client’s team – a fast-growing wellness and lifestyle company based in Germany.

Project – is a customer-facing digital platform that supports the end-to-end operation of private spa locations. It covers online booking, payments, customer accounts, and location-based services, while also powering internal operational workflows and analytics. The platform focuses on scalability, reliability, and a high-quality user experience as the business continues to expand across multiple cities.

Requirements:

• 5+ years of experience in backend development with PHP
• Strong hands-on experience with Symfony (services, APIs, architecture, best practices)
• Proven experience with BigCommerce, including custom integrations and backend-driven storefront logic (BigCommerce certification is required)
• Solid understanding of e-commerce platforms, order lifecycles, payments, vouchers/gift cards, and booking flows
• Experience with authentication, authorization, and session management for customer-facing platforms
• Experience building and maintaining RESTful APIs and integrating third-party systems
• Experience with Showare and/or Xental is a nice to have
• Good understanding of code quality, testing, and debugging in production environments
• Upper-Intermediate English level, confident verbal and written communication
• Strong problem-solving skills and ability to work independently in a senior role

Responsibilities:

• Rebuild the customer platform on BigCommerce, owning backend architecture, integrations, and data flows
• Implement/maintain Symfony (PHP) services/APIs to support booking, vouchers, customer accounts, and operational workflows
• Integrate BigCommerce with external systems: booking engine, voucher/gift card logic, payments, email/SMS notifications, and analytics
• Design and migrate data: customers, orders, vouchers, bookings, locations, pricing rules; ensure data quality and rollback plans
• Build secure auth/session flows for the customer portal (e.g., booking management, cancellations/refunds rules)

We offer:

• Competitive salary with regular review
• Vacation (up to 20 working days)
• Paid sick leave (10 working days)
• National Holidays as paid time off (11 days)
• Online English courses
• Accountant assistance and legal support
• Flexible working schedule, with remote, office-based, or hybrid format
• Direct cooperation with the customer
• Dynamic environment with a low level of bureaucracy and great team spirit
• Challenging projects in diverse business domains and a variety of tech stacks
• Communication with Top/Senior-level specialists to strengthen your hard skills
• Online teambuildings
• Opportunities for volunteering and contributing to culture development and support