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Readdle

Senior Backend Engineer – PHP, Symfony

Readdle

. Own features end-to-end from problem understanding and solution design through production release and improvement .

Posted 9/21/2026full-timeRemote • PolandSeniorWebsite

Core Competencies

Role fit
Core Competencies

Use this summary to align your resume positioning with the role.

Demonstrates extensive backend engineering expertise with a strong focus on PHP and Symfony, alongside proficiency in AWS services and system design principles. Capable of driving end-to-end feature ownership while employing AI tools for development and maintaining high standards of application security.

Highest-signal resume keywords
Backend Engineering ExperiencePHP and Symfony ProficiencyAWS Services ExpertiseSystem and API Design KnowledgeCI/CD and Automated Testing Experience

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills
PHPSymfonyAWS EC2AWS S3AWS SQSAWS LambdaAWS DynamoDBAWS RDSXdebugBlackfire
Soft Skills
Autonomous Decision-MakingProduct-Minded Approach
Tools & Technologies
KubernetesJavaScriptTypeScriptNode.jsExpressJSNestJS
Industry Keywords
API DesignClean Code PracticesDomain-Driven DesignObservabilityApplication SecurityOWASP Principles

Tech Stack

Tools & technologies
AndroidAWSDynamoDBEC2iOSJavaScriptKubernetesNode.jsPHPSymfonyTypeScript

About the role

Key responsibilities & impact
  • Own features end-to-end from problem understanding and solution design through production release and improvement
  • Design scalable, reliable, and maintainable backend services, APIs, and data models
  • Scope and decompose work, make architectural decisions, and present solutions to the team
  • Challenge requirements and technical approaches to identify better, simpler, or more efficient solutions
  • Build new functionality and improve the existing codebase, including test coverage
  • Use data, logs, and customer feedback to investigate problems and guide product and technical decisions
  • Use AI tools for development, refactoring, code review, testing, documentation, and investigation
  • Automate repetitive work and strengthen observability, alerting, and release processes
  • Participate in on-call and support rotations, investigate incidents and customer-reported issues, identify root causes, and implement long-term solutions
  • Prepare release plans and manage deployments
  • Collaborate with Backend, Frontend, iOS, Android, Support, and other teams
  • Improve engineering practices, propose initiatives, and share knowledge

Requirements

What you’ll need
  • 5+ years of backend engineering experience, including ownership of complex features or services end-to-end
  • Strong proficiency in PHP and Symfony
  • Solid knowledge of system and API design, design patterns, clean code practices, and DDD
  • Hands-on experience with AWS services: EC2, S3, SQS, Lambda, DynamoDB, RDS, and IAM
  • Familiarity with Kubernetes and serverless architectures
  • Strong debugging and profiling skills with Xdebug and Blackfire
  • Experience with CI/CD, automated testing, and observability
  • Familiarity with JavaScript/TypeScript, Node.js, and ExpressJS or NestJS
  • Systematic daily use of AI in development workflow, including validating AI output
  • Good understanding of application security and OWASP principles
  • Autonomous, product-minded approach to technical decision-making and production delivery

Benefits

Comp & perks
  • Customer-centric culture with opportunities to engage directly with customers
  • Relentless growth and feedback-driven professional development
  • Transparent, collaborative team environment
  • Opportunities to make real impact on products used by customers worldwide
  • Culture of innovation where fresh ideas are welcomed and implemented