Senior Smart Contract Developer - Ownership & Mentorship

Warner Bros; Fontana (CA); On-site; USD 126,000 - 182,000; Full time

Benefits offered by this job

Mentorship program

Benefits package

Flexible schedule

Job summary

Warner Bros. is seeking a Senior Smart Contract Developer in Fontana, CA to own critical initiatives from design through delivery. You will work across frontend and backend stacks using Next.js and JavaScript, with a focus on performance, reliability, and cloud migration.

The role rewards initiative, mentorship, and a comprehensive benefits package. Expect a competitive salary range and opportunities for growth as the technology evolves within the Warner Bros ecosystem.

Qualifications

• Own initiative and accountability in a fast‑paced setting.
• Knowledge of California tech regulations relevant to software work.
• Empathy, strong communication, and ability to explain complex topics clearly.
• Ability to learn new languages and tools quickly.

Responsibilities

• Wire up gRPC feature flags for testing on Fontana traffic.
• Read Next.js stack traces and trace bugs to root causes.
• Reduce latency on critical user‑facing paths.
• Build responsive front‑end interfaces with Jest.
• Design, build, and maintain backend services using Next.js and JavaScript.
• Support migration of on‑premise services to cloud‑native architecture.

Skills

Ownership mindset

CA technology regulations

Swift (quick learner)

Excellent written and verbal comms

Tools

Next.js

JavaScript

Go

gRPC

Jest

Job description

Warner Bros. is seeking a Senior Smart Contract Developer in Fontana, CA to own critical initiatives from design through delivery. You will work across frontend and backend stacks using Next.js and JavaScript, with a focus on performance, reliability, and cloud migration.

The role rewards initiative, mentorship, and a comprehensive benefits package. Expect a competitive salary range and opportunities for growth as the technology evolves within the Warner Bros ecosystem.