Job Description

Job Title: Senior Engineer (Part-Time, PHP & Java) — Glendale, CA

About United Field Services

United Field Services (UFS) is a Glendale-based prop-tech company that runs maintenance, inspections, and vendor management for single-family rentals and REO assets. We’re rebuilding our back-end to handle heavier data loads, faster integrations, and upcoming AI features—your senior expertise will set the direction.

What You’ll Do (On-Site 2–3 days / 16–24 hrs per week)

• Architect & maintain core APIs in PHP (Laravel or similar) and Java (Spring Boot).
• Design and optimize databases (MySQL/PostgreSQL); write migration and seeding scripts.
• Drive performance & security —profiling, caching layers, SQL tuning, JWT/OAuth, RBAC.
• Own CI/CD : Docker, GitHub Actions, automated test suites (PHPUnit, JUnit).
• Integrate third-party services (Twilio, Stripe, AWS S3, internal ML endpoints).
• Mentor mid-level devs through code reviews and pair-programming.
• Influence architecture and tech-stack decisions as we scale microservices.

Nice-to-Haves

• Microservices, Kubernetes, or AWS ECS/EKS.
• Property, logistics, or fintech platform background.
• Exposure to Python/ML pipelines (helps with our AI roadmap).

Schedule & Compensation

• Type: Part-time W-2 or 1099.
• Hours: 16–24 per week, weekdays within 8 am–5 pm PT.
• Pay: $55–$65/hr DOE, plus performance bonuses.

Why UFS

• Immediate impact—your decisions shape our core stack.
• Senior, no-bureaucracy team; rapid ship cycles.
• Modern Glendale office, free parking, good coffee.
• National reach: thousands of users rely on the code you ship.

Requirements

Must-Haves

• 5+ years senior-level back-end experience in both PHP and Java .
• Advanced OOP, SOLID, design-pattern chops; proven REST & RPC API design.
• Expert SQL skills—normalization, indexing, query optimization on large datasets.
• Pro with Git, Docker, Linux CLI; comfortable writing CI pipelines.
• Able to work on-site in Glendale at least 16 hrs/week; strong English communication

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