Senior Backend Lead - PHP & Microservices (Remote)

AgileEngine, LLC.; Województwo pomorskie; On-site; PLN 341,000 - 492,000; Full time

Benefits offered by this job

Professional growth

Competitive compensation

A selection of exciting projects

Flextime

Job summary

AgileEngine, LLC. is seeking a Backend Software Engineer to build and maintain PHP-based systems powering distributed services. You will apply strong OOP and system design to keep APIs secure, scalable, and performant, while maintaining clean code and solid engineering fundamentals.

The role emphasizes collaboration with product managers and QA teams, focus on security and performance, and a hands-on approach across the development lifecycle, including documentation and reviews.

Qualifications

• Bachelor's degree in CS/SE or equivalent experience.
• 2 years of backend software engineering in PHP production environments.
• Strong understanding of OOP, design patterns, algorithms, and data structures.
• Experience building and maintaining backend systems and service integrations.
• Proficiency in secure API design and authentication/authorization concepts.
• Experience with MySQL and PostgreSQL and backend architecture fundamentals.
• Familiarity with Git, CI/CD pipelines, and containerized environments.
• Excellent communication, collaboration, and documentation skills.
• Overlap with Western European Time and ability to assist in emergency weekend migrations.

Responsibilities

• Develop and maintain backend systems, APIs, and integrations supporting company products and distributed services.
• 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.
• Participate in testing strategies with QA/QE teams to ensure coverage of both new and existing functionality.
• Adhere to code quality, security, and scalability standards across the development lifecycle.
• Participate in peer code reviews, contributing to knowledge sharing and consistent practices.
• Maintain technical documentation, including API specifications and relevant implementation notes.
• Participate in engineering reviews, sprint ceremonies, and cross-team demos to align on progress and priorities.
• Ensure compliance with company policies regarding open-source usage and third-party dependencies.

Skills

OOP principles

Design patterns

Algorithms

Data structures

Secure API design

Git

CI/CD pipelines

Containerized environments

Education

Bachelor's degree in Computer Science or Software Engineering

Tools

MySQL

PostgreSQL

OAuth2

JWT

RBAC

Docker

Kubernetes

Job description

AgileEngine, LLC. is seeking a Backend Software Engineer to build and maintain PHP-based systems powering distributed services. You will apply strong OOP and system design to keep APIs secure, scalable, and performant, while maintaining clean code and solid engineering fundamentals.

The role emphasizes collaboration with product managers and QA teams, focus on security and performance, and a hands-on approach across the development lifecycle, including documentation and reviews.