Senior PHP & Laravel Backend Architect | AWS

Improving; México; On-site; MXN 600,000 - 1,100,000; Full time

Job summary

Improving is seeking a Senior/Principal Backend Engineer to join our LATAM team in Mexico. You’ll design, build and maintain production PHP applications with Laravel, focusing on scalable APIs and cloud infrastructure on AWS.

You will collaborate with product and engineering, drive architectural decisions, mentor other engineers, and help evolve the platform as data and users grow, while maintaining high standards for reliability and performance.

Qualifications

• Senior or Principal-level experience building and maintaining production PHP applications.
• Deep Laravel experience as a significant part of recent work.
• Strong background designing and building scalable backend services and REST APIs.
• Hands-on AWS experience with production applications and infrastructure.
• Solid skills in SQL/databases, testing, Git, and modern engineering practices.
• Ability to work independently and make sound architectural decisions.
• Nice to have: high-traffic, data-intensive, or SaaS applications; AWS cloud architecture design; CI/CD, Docker, observability, and infrastructure as code; large datasets, personalization, or external data platforms.

Responsibilities

• Design, build, and maintain scalable backend applications and APIs with PHP and Laravel.
• Build and enhance AWS-based services and cloud infrastructure behind the platform.
• Develop data-driven services and third-party integrations for audience engagement, data collection, segmentation, and analytics.
• Contribute to the React frontend when needed, with a primary focus on the backend.
• Take part in architecture and technical design decisions around scalability, performance, reliability, and maintainability.
• Troubleshoot complex production issues and strengthen performance, reliability, and security.
• Write clean, well-tested code and contribute to code reviews and engineering standards.
• Work with product, engineering, and business stakeholders to turn requirements into technical solutions.
• Mentor other engineers and help set development best practices (Principal level).
• Help evolve the platform’s architecture as users and data volume grow.

Skills

PHP

Laravel

REST APIs

AWS

SQL

Git

Testing

Architecture

Leadership

CI/CD

Tools

Docker

CI/CD

Observability

Job description

Improving is seeking a Senior/Principal Backend Engineer to join our LATAM team in Mexico. You’ll design, build and maintain production PHP applications with Laravel, focusing on scalable APIs and cloud infrastructure on AWS.

You will collaborate with product and engineering, drive architectural decisions, mentor other engineers, and help evolve the platform as data and users grow, while maintaining high standards for reliability and performance.