Senior Fullstack Engineer

Job Title: Senior Fullstack Engineer

Job Type: Contractor

Location: Remote

Job Summary: In this role, you'll apply your expertise to help train next-generation AI systems. Your work will shape how models learn, reason, and perform through high-quality, real-world input. No prior experience in AI is required — your domain knowledge is what matters.

Key Responsibilities:

• Architect and develop robust, scalable applications leveraging React and modern fullstack frameworks.

• Optimize application performance through advanced state management and frontend best practices.

• Design and implement efficient backend APIs, ensuring secure authentication and data integrity.

• Collaborate on system design decisions and evaluate architectural tradeoffs for scalability and maintainability.

• Integrate and optimize database solutions supporting complex business logic and high traffic.

• Drive CI/CD, deployment processes, and basic DevOps tasks to streamline releases and maintain system health.

• Leverage Adobe InDesign for integration or automation within product workflows, ensuring outstanding end-user results.

Required Skills and Qualifications:

• Proven experience in advanced frontend development with React, focusing on performance and state management.

• Strong expertise in backend system design, building APIs, and understanding authentication mechanisms.

• Deep knowledge of database architecture, optimization, and scalable application patterns.

• Demonstrated ability to optimize large-scale systems, identifying and resolving performance bottlenecks.

• Familiarity with DevOps fundamentals, including CI/CD pipelines, system monitoring, and deployment automation.

• Experience with Adobe InDesign integration or workflow optimization.

• Solid foundation in software architecture and evaluating tradeoffs during system design.

Preferred Qualifications:

• Experience working in distributed or fully remote engineering teams.

• Prior involvement in projects requiring extensive scalability or advanced optimization strategies.

• Knowledge of modern security and authentication practices beyond standard implementations.