Senior iOS Engineer: Performance, Scale & Impact (CA)

Energy Innovation Corp; San Bernardino (CA); On-site; USD 114,000 - 167,000; Full time

Job summary

Energy Innovation Corp. in San Bernardino, CA, is seeking an iOS Developer with strong Java, Next.js, and AWS experience to drive senior workstreams and high-quality code. Bring 5 years of hands-on delivery and a results-driven mindset to a Johnson & Johnson-scale environment.

You'll own end-to-end features, backfill coverage in Next.js, and push performance optimizations across AWS services and Redis-backed components, while navigating a fast-paced, collaborative team.

Qualifications

• Owns projects from concept through delivery.
• A writer's ear for tone in high-stakes emails.
• Proven aptitude for Java, ideally near San Bernardino, CA.
• 5 years of experience and practical judgment about trade-offs.
• CA work history or strong reasons you’ll thrive here.
• Familiarity with Johnson & Johnson-scale workflows, or the appetite to reach them.

Responsibilities

• Own the senior Java workstream that unblocks the CA roadmap.
• Backfill Next.js test coverage on the riskiest corners of the codebase.
• Break large initiatives into AWS increments San Bernardino can deliver.
• Optimize application performance, latency, and resource utilization at scale.
• Identify bottlenecks and propose architectural improvements proactively.
• Land .NET Core performance wins Johnson & Johnson can measure in CA retention numbers.

Skills

Java

Next.js

AWS

.NET Core

Redis

Performance optimization

Tools

Webpack

Job description

Energy Innovation Corp. in San Bernardino, CA, is seeking an iOS Developer with strong Java, Next.js, and AWS experience to drive senior workstreams and high-quality code. Bring 5 years of hands-on delivery and a results-driven mindset to a Johnson & Johnson-scale environment.

You'll own end-to-end features, backfill coverage in Next.js, and push performance optimizations across AWS services and Redis-backed components, while navigating a fast-paced, collaborative team.