Lead Backend Engineer: PHP, APIs & Microservices

AgileEngine; Szczecin; Hybrid; PLN 350,000 - 506,000; Full time

Benefits offered by this job

Professional growth

Competitive USD compensation

Selection of exciting projects with FT

Flextime

Job summary

AgileEngine is seeking a Backend Software Engineer to build and maintain PHP-based systems powering our distributed services. You will apply strong OOP and system design skills to keep APIs secure, scalable, and performant.

This hands-on role rewards clean code, responsible ownership, and collaboration with product managers, architects, QA, and support teams to deliver reliable software across environments.

Qualifications

• Bachelor's degree in Computer Science, Software Engineering, or a related field, or equivalent professional experience.
• 2 years of backend software engineering experience, primarily in PHP production environments.
• Solid understanding of OOP, design patterns, algorithms, and data structures.
• Experience building and maintaining backend systems and service integrations.
• Proficiency in secure API design and familiarity with authentication/authorization concepts.
• Experience with relational databases (MySQL, PostgreSQL) and backend architecture fundamentals.
• Familiarity with Git, CI/CD pipelines, and containerized environments.
• Ability to debug, optimize, and deliver reliable solutions.

Responsibilities

• Develop and maintain backend systems, APIs, and integrations supporting company products and distributed services.
• Write clean, modular, and testable code in PHP and complementary technologies such as JavaScript, HTML/CSS, and related frameworks.
• Contribute to distributed systems and microservices that support scalability, reliability, and separation of concerns.
• Apply OOP principles and solid architectural patterns to ensure extensibility and maintainability.
• Implement and maintain secure authentication and authorization mechanisms (e.g., OAuth2, JWT, RBAC).
• Utilize data structures, algorithms, and caching strategies to optimize system performance and responsiveness.
• Conduct debugging, profiling, and performance tuning across multiple environments and services.
• Collaborate with Product Managers, Architects, QA, and Support Teams to gather requirements, define scope, and ensure successful delivery.

Skills

Backend development

PHP

OOP & design patterns

API security

Relational databases

Git & CI/CD

Containerization

English communication

Education

Bachelor's degree in CS/SE

Tools

MySQL

PostgreSQL

Git

CI/CD pipelines

Docker

Kubernetes

Job description

AgileEngine is seeking a Backend Software Engineer to build and maintain PHP-based systems powering our distributed services. You will apply strong OOP and system design skills to keep APIs secure, scalable, and performant.

This hands-on role rewards clean code, responsible ownership, and collaboration with product managers, architects, QA, and support teams to deliver reliable software across environments.