Senior Software Engineer PHP

Kforce has a client that is seeking a Senior Software Engineer PHP in West Palm Beach, FL.

Key Responsibilities:

Design, develop, and maintain high-performance PHP applications serving millions of API requests daily

Architect and optimize MySQL database schemas, queries, and indexing strategies for low-latency access

Implement and maintain RESTful APIs following modern API design standards, including OpenAPI specifications and versioning best practices

Design and implement asynchronous workflows, background jobs, queues, and event-driven integrations where appropriate

Participate in architecture discussions, incident response, and root-cause analysis for production issues

Collaborate with product and engineering teams to define technical requirements and deliver scalable solutions

Conduct code reviews, mentor junior engineers, and champion engineering best practices

Write clean, well-tested code with comprehensive unit and integration test coverage

5+ years of professional software development experience with strong proficiency in modern PHP (PHP 8+) and common frameworks such as Laravel, Symfony, or Slim

Deep expertise in MySQL including query optimization and schema design for high-traffic applications

Strong experience designing and implementing RESTful APIs using modern standards

Experience with Redis for caching, distributed locking, queues, and performance optimization

Familiarity with message queues and asynchronous processing systems such as RabbitMQ, Kafka, SQS, or Redis Streams

Proficiency with containerization and orchestration technologies such as Docker and Kubernetes

Experience with logging, monitoring, tracing, and observability tooling (Datadog, Prometheus, Grafana, OpenTelemetry, etc.)

Understanding of API security best practices including OAuth2, JWT, RBAC, rate limiting, and OWASP principles

Experience with cloud infrastructure platforms (Vultr, AWS, GCP, or Azure) and infrastructure-as-code tooling

Familiarity with CI/CD pipelines, automated testing frameworks, and Git-based development workflows

Excellent communication skills and ability to collaborate effectively across distributed teams

The pay range is the lowest to highest compensation we reasonably in good faith believe we would pay at posting for this role. We may ultimately pay more or less than this range. Employee pay is based on factors like relevant education, qualifications, certifications, experience, skills, seniority, location, performance, union contract and business needs. This range may be modified in the future.

We offer comprehensive benefits including medical/dental/vision insurance, HSA, FSA, 401(k), and life, disability & ADD insurance to eligible employees. Salaried personnel receive paid time off. Hourly employees are not eligible for paid time off unless required by law. Hourly employees on a Service Contract Act project are eligible for paid sick leave.

Note: Pay is not considered compensation until it is earned, vested and determinable. The amount and availability of any compensation remains in Kforce's sole discretion unless and until paid and may be modified in its discretion consistent with the law.

This job is not eligible for bonuses, incentives or commissions.

Kforce is an Equal Opportunity/Affirmative Action Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, pregnancy, sexual orientation, gender identity, national origin, age, protected veteran status, or disability status.

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