Principal Fullstack Systems Engineer (React/Node.js)

TL;DR

Principal Full-Stack Systems Engineer (React/Node.js): Designing and maintaining high-performance, end-to-end web platform solutions with an accent on complex data modeling and scalable microservices architecture. Focus on architecting serverless infrastructure, optimizing full-stack performance, and providing technical leadership to mentor junior talent.

Location: Must be based in Oakland, CA

Salary: $151,800–$181,000

Company

hirify.global is a staffing and recruitment firm specializing in technical and engineering placements.

What you will do

• Own the full-stack lifecycle from front-end state management to back-end API architecture.
• Architect and implement performant, secure microservices using RESTful and GraphQL APIs.
• Design complex schemas for SQL, NoSQL, and Graph-based databases.
• Manage serverless and containerized infrastructure in public cloud environments like AWS or Azure.
• Lead design reviews and provide rigorous code reviews to mentor junior developers.
• Drive architectural planning and integrate modern best practices for security and efficiency.

Requirements

• Minimum of 8 years of professional experience in full-stack web development.
• Expert-level proficiency in React.js, Node.js, HTML5, CSS3, and JavaScript (ES6+).
• Proven ability to build on cloud-native platforms with serverless and container orchestration.
• Extensive experience designing with SQL, NoSQL, and Graph-based data models.
• Strong communication skills to bridge business requirements and technical execution.
• Must be authorized to work in the United States.

Nice to have

• Experience with TypeScript and testing frameworks like Jest or React Testing Library.
• Interest in emerging technologies such as AI/Copilot integration and prompt engineering.
• Track record of delivering from-scratch platforms that are well-documented and maintainable.

Culture & Benefits

• Major medical, dental, and vision insurance for assignments lasting 13+ weeks.
• 401k retirement plan participation.
• Statutory sick pay where required by law.
• Commitment to reasonable accommodations for individuals with disabilities.
• Participation in E-Verify and adherence to Fair Chance hiring ordinances.