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Senior Full-Stack Engineer

Codazen

Irvine, CA (Irvine) Hybrid permanent

Posted: December 16, 2025

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Job Description

About Codazen

Want to apply technology in ways that make life more enriching?

We think the digital experiences that make up more and more of our everyday lives should be seamless and engaging—even magical. Using our unique recipe of specialized skills and digital alchemy, we engineer experiences that help businesses engage with users, and users engage with the world.

The source of our magic comes from our people. We continually strive to be better versions of ourselves—and have fun while doing it. If a career creating innovative experiences and digital products sounds exciting, we hope you’ll consider joining our amazing team.

Rethink Experience™

Summary

Codazen is seeking a highly skilled and experienced Senior Full-Stack Engineer to lead the charge in building enterprise-scale applications. You’ll be hands-on in coding, shaping architecture, and delivering high-impact solutions while also serving as a trusted client partner—presenting features, gathering requirements, and ensuring success. Beyond the code, you’ll mentor engineers, champion best practices, and drive quality across projects, making an impact on both our clients and our team.

Role Responsibilities 

• Consistently deliver enterprise-scale web-based Digital and Enterprise solutions 

• Leverage breadth and depth of knowledge to drive architecture, design, and implementation strategy decisions at the feature and overall solution level

• Build high-performance, web-based applications with React and PHP

• Architect the backbone of our applications by building robust backend infrastructure that seamlessly fuels our dynamic user interfaces

• Implement secure, scalable APIs using GraphQL

• Implement engaging UI leveraging HTML/CSS to layout and style components based on style guide and design comps

• Define and implement backend storage models for both SQL and NoSQL databases

• Possess the ability to act as a POC, leading client meetings, collecting requirements, and the ability to demo/present new features to the client

• Promote and drive quality engineering initiatives and best practices 

• Be an advocate for implementation and process best practices 

• Evaluate emerging technologies to identify opportunities, trends and best practices that can be leveraged to strengthen our platform and development practices 

• Promote cross-team and cross-company communication practices that share knowledge and best practices 

• Deeply understands what drives the business to influence direction and strategy of solutions 

• Active in coaching and mentoring junior engineers

• Participating in code reviews for fellow engineers

• Hybrid position: 3 days on-site, MWF based out of Irvine, CA

Qualifications

• Minimum of 4+ years  in a Senior Full-Stack Engineering role, delivering enterprise-scale web-based solutions and experiences

• Hands-on, professional coding experience with the latest versions of modern Javascript frameworks/libraries such as React, Angular, or Vue

• Demonstrated history of engaging with clients in external-facing roles

• A passion for creating high-quality value-based software and user experiences 

• Extensive experience with software engineering and object-oriented coding principles 

• Proven ability to prioritize and manage risks in all forms 

• Exceptional communication and presentation skills, both at the technical and business level 

• Excellent interpersonal and teamwork skills 

• Strong sense of responsibility and ownership in everything you do and deliver

Full compensation packages are based on candidate experience and certifications.
Irvine Pay Range
$160,000—$190,000 USD

What Codazen Offers

• Competitive salary

• Hybrid schedule with on-site electric vehicle charging

• On-site catered meals

• Generous paid time off and sick leave

• Paid holidays

• Health, dental, vision

• 401k (with company contribution)

• Income protection plans (life, accidental death and dismemberment, short- and long-term disability)

• Free drinks and snacks

• An incredible leadership team that cares about your development

• Fun, smart, diverse colleagues

Some benefits listed apply to full time employees only.

We are an Equal Opportunity Employer and do not discriminate against any employee or applicant for employment because of race, color, sex, age, national origin, religion, sexual orientation, gender identity and/or expression, status as a veteran, and basis of disability or any other federal, state or local protected class.

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