Senior Software Engineer, PHP

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. Join the Checkout team . Enhance the checkout process and post-booking experience . Take end-to-end ownership of features from refinement through production . Make engineering decisions on larger topics . Design and

Posted 10/17/2026full-timeRemote • PolandSeniorWebsite

Core Competencies

Role fit

Core Competencies

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Demonstrates expertise in PHP and Symfony for building scalable applications, with a strong focus on enhancing user experience and integrating AI-driven solutions. Proven ability to collaborate with business stakeholders and mentor team members while maintaining high technical standards.

Highest-signal resume keywords

PHP ExpertiseSymfony FrameworkScalable Distributed SystemsAPI Design and IntegrationAI-Driven Solutions

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills

Software EngineeringRelational DatabasesFeature OwnershipPerformance IterationTechnical Standards Contribution

Soft Skills

Team Player MindsetContinuous LearningStakeholder CollaborationMentoring

Tools & Technologies

SQL DatabasesElasticsearchRabbitMQSQSKubernetesAWS

Industry Keywords

Checkout ProcessPost-Booking ExperienceScalabilityReliabilityUsability

Tech Stack

Tools & technologies

AWSDistributed SystemsElasticSearchKubernetesPHPRabbitMQSQLSymfony

About the role

Key responsibilities & impact

Join the Checkout team
Enhance the checkout process and post-booking experience
Take end-to-end ownership of features from refinement through production
Make engineering decisions on larger topics
Design and build entire applications
Partner with architects to ensure scalability, reliability, and usability of Marketplace products
Work with business stakeholders to define requirements and plan milestones
Iterate on features based on measured performance
Contribute to technical and architectural standards across the company
Mentor teammates and participate in hiring
Work with PHP, SQL databases, Elasticsearch, RabbitMQ, SQS, Kubernetes, and AWS

Requirements

What you’ll need

At least 5 years of professional software engineering experience
Expert in PHP and Symfony
Experience building scalable, distributed systems
Knowledge of relational databases
Experience designing APIs and integrating with third-party systems
Experience working with LLM-based tools as a user and engineer building AI-driven solutions
Comfortable working directly with business stakeholders
Working proficiency in English
Continuous-learning habit and team-player mindset

Benefits

Comp & perks

Career growth opportunities and promotions
360 feedback
Performance evaluation system
Mentoring from an international and distinguished team
Culture of empowerment, trust, recognition, and autonomy
Quarterly transparency about company goals
Work-life balance
Collaboration and support from a team of 30+ nationalities
Attractive salary
Health insurance
Additional holidays
Flexible working hours
Language courses
Employee-led workshops
Office perks
Frequent team-building and company events
Business trips to Berlin
Visa sponsorship for Germany