PHP Developer - Scale Infra to Millions | Flexible Hours

ScaleTech; Hayward (CA); On-site; USD 115,000 - 150,000; Full time

Benefits offered by this job

Full benefits

Job summary

ScaleTech in Hayward, CA is seeking a full-time PHP Developer to scale our infrastructure for thousands to millions of concurrent users. The role favors Kotlin experience and pays $115,000–$150,000 per year, with full benefits and flexible hours in Hayward.

You'll drive mid-level quality features, own projects end-to-end, and collaborate across teams to reduce outages and improve performance as demand grows.

Qualifications

• What you'll bring: strong PHP development abilities and ownership mindset.
• Experience with Kotlin is valued and should be demonstrable.
• Collaborative team player with clear communication.
• Authorized to work in the United States without sponsorship.
• Ability to own projects from concept to delivery.
• Comfort working in a fast-moving, scale-focused environment.

Responsibilities

• Drive the React incident postmortem to stop outages from recurring.
• Automate Kotlin-related chores that drain engineering hours.
• Transform vague tech tickets into crisp gRPC acceptance criteria.
• Tune queries to prevent database timeouts under load.
• Deliver mid-level-quality features within the PHP mandate ($115k–$150k).
• Guard against race conditions that surface during peak traffic.

Skills

PHP

Kotlin

React

Job description

ScaleTech in Hayward, CA is seeking a full-time PHP Developer to scale our infrastructure for thousands to millions of concurrent users. The role favors Kotlin experience and pays $115,000–$150,000 per year, with full benefits and flexible hours in Hayward.

You'll drive mid-level quality features, own projects end-to-end, and collaborate across teams to reduce outages and improve performance as demand grows.