Staff PHP Engineer - HealthTech Platform & APIs

ByteHire; Northern (KY); Hybrid; USD 140,000 - 210,000; Full time

Job summary

ByteHire in the United States seeks an experienced Staff Level Software Engineer to own key areas of its technology platform. The role focuses on backend systems built with PHP and Symfony, with opportunities to contribute to frontend, databases, APIs, and cloud infrastructure.

You will mentor engineers, drive scalable architecture, and collaborate across product, data, and AI teams. The position offers significant ownership of production systems, modern deployment with Kubernetes, and a path

Qualifications

• 8+ years of professional software engineering experience, including substantial commercial PHP development.
• Strong hands-on experience with Symfony or another modern enterprise PHP framework.
• Experience with Doctrine ORM technologies.
• Strong MySQL and/or PostgreSQL knowledge, including schema design, query optimisation, and performance tuning.
• Experience designing and developing production APIs and backend services.
• Strong understanding of scalable and distributed application architectures.
• Commercial experience with Kubernetes and containerised applications.
• Strong knowledge of unit, integration, and functional testing.
• Experience owning technically complex features or systems through to production.
• Previous experience mentoring engineers and contributing to technical decision-making.
• Strong communication skills across teams.
• Degree in Computer Science, Engineering, or equivalent professional experience.
• Cloud platform experience (AWS, GCP).
• Experience with high-volume or data-intensive enterprise applications.
• Experience in healthcare, financial services, or another regulated industry.

Responsibilities

• Design and develop reliable web applications, backend services, and APIs using PHP and Symfony.
• Take ownership of technical solutions from initial design through development, testing, deployment, and ongoing improvement.
• Contribute to architectural decisions for scalable and distributed production systems.
• Design and optimise relational databases, including schemas, queries, indexes, and data access patterns.
• Improve application performance, security, resilience, and maintainability as the platform grows.
• Work with Kubernetes and modern deployment processes to support reliable production releases.
• Collaborate with product, data, AI, and engineering teams to turn complex requirements into practical technical solutions.
• Maintain strong automated test coverage across application and service layers.
• Review code, mentor engineers, and help improve development standards across the team.
• Contribute to technical planning and the longer-term direction of key platform components.
• Support recruitment and onboarding as the engineering organisation expands.

Skills

PHP

Symfony

Doctrine ORM

MySQL/PostgreSQL

Kubernetes

API design

Unit tests

Code review

Mentoring

Distributed systems

Cloud (AWS/GCP)

Education

B.S. in CS

Tools

Docker

CI/CD

Git

Job description

ByteHire in the United States seeks an experienced Staff Level Software Engineer to own key areas of its technology platform. The role focuses on backend systems built with PHP and Symfony, with opportunities to contribute to frontend, databases, APIs, and cloud infrastructure.

You will mentor engineers, drive scalable architecture, and collaborate across product, data, and AI teams. The position offers significant ownership of production systems, modern deployment with Kubernetes, and a path