Senior PHP Engineer

We are seeking a Senior PHP Engineer to join our team. In this role, you will join the Platform Governance team, focusing on proactive measures, bottleneck identification, tooling, and processes to maintain the integrity and scalability of the infrastructure and applications, directly impacting the experience of thousands of merchants and millions of shoppers worldwide.

Our client is a leading Open SaaS e-commerce platform that empowers merchants of all sizes to build, innovate, and grow their businesses online, committed to providing a robust, scalable, and high-performing platform for its global customer base.

Responsibilities

• Lead the technical design and implementation of a more resilient indexing pipeline
• Develop high-quality, scalable PHP code for the search platform and its components
• Provide technical guidance and best practice recommendations to team members
• Take ownership of complex challenges related to data synchronization and system load
• Define and implement best practices for Elasticsearch mappings, queries, and monitoring
• Serve as a key member of the team's on-call rotation
• Articulate complex technical concepts to diverse audiences, both technical and non-technical
• Proactively seek out challenges and solutions with a high degree of drive and initiative
• Continuously learn new technologies and adapt to evolving challenges

Requirements

• 5+ years of professional software development experience
• Proficiency in PHP plus a strongly typed backend language such as Java, Scala, or GoLang
• Expertise in addressing performance issues with SQL queries, indexes, and schemas
• Proficiency in cloud platforms (AWS, Azure, GCP)
• Understanding of search concepts and hands-on experience with Elasticsearch, including query optimization and index management
• Experience with distributed messaging tools like RabbitMQ or Kafka
• Track record of leading the design and delivery of complex, resilient systems
• Background in or genuine interest in the ecommerce industry, understanding the unique performance demands of online retail
• English level B2 and higher

Nice to have

• Familiarity with distributed systems and event-driven architectures
• Experience in scalability and performance testing, with an understanding of load generation, monitoring, and analysis
• Experience building and maintaining automation for testing, data collection, and reporting
• Hands-on expertise with load testing tools, specifically K6 and beyond (e.g., JMeter, Blazemeter, etc.)

We offer

With us you can:

• Work on a flexible schedule remotely or from any of our comfortable offices or coworking spaces in Ukraine
• Receive the necessary equipment to perform your work tasks
• Change projects and technology stacks within EPAM
• Gain experience in various business domains (Insurance, E-commerce, Healthcare, Finance, Travelling, Media, Artificial Intelligence, and more)
• Relocation opportunities may be available for eligible candidates, depending on the role and openings at other EPAM locations
• Participate in volunteer, charity programs and communities (both technical and interest-based)

We focus on your professional growth:

• You can plan your individual career path together with your manager
• Receive regular feedback from colleagues
• Improve your English for free with certified teachers (Speaking Clubs, client interview preparation courses, etc.)
• Get the opportunity to undergo free training and certification in AWS, GCP, or Azure Clouds
• Use the internal E-learn training program (18,200+ specialized training and mentoring programs)
• Access corporate accounts on LinkedIn Learning, Get Abstract and other partner resources
• Study at EPAM Solution Architecture School with the instructors who are practicing architects
• Develop as a leader, join Delivery Management, Resource Management, Leadership Essentials school and more
• Participate in internal communities (500+ meetups, technical discussions, brainstorming sessions, online events and conferences annually)

What we offer:

• Vacation and sick leave (including a sick leave without a medical certificate)
• A wide range of Voluntary Medical Insurance programs providing both medical treatment and various preventive options (including sports activities)
• Medical insurance for family members at corporate rates
• Company support during significant life events (childbirth or adoption, marriage, etc.)
• Support for psychological comfort: discounts on services from mental health specialists or coaches, thematic training
• E-kids program - a free programming language training program for EPAMers' children

Kindly note that this role supports remote work, but only from within Ukraine.

Kindly be advised that the set of benefits, including learning, certification, and other opportunities, may vary depending on the role you apply for. Our recruiter will be able to share more details about the specific opportunity during your general interview.

EPAM strives to provide its global team of over 62,350 professionals in more than 55 countries with opportunities for professional growth from day one of collaboration. Our colleagues are the source of EPAM's success, so we value cooperation, strive to always understand our clients' business and aim for the highest quality standards. No matter where you are, you will join a dedicated, diverse community that will help you realize your potential to the fullest.

Remote in Ukraine