Remote Full-Stack Product Software Engineer (TypeScript, React & Next.js) — LLM & Systems Practice

Are you a domain specialist skilled in JS/TS, AI-Native Engineering, End-to-End Product Ownership, Backend Architecture & Scalability? RemoteJob Staffing is seeking a remote Remote Full-Stack Product Software Engineer (TypeScript, React & Next.js) — LLM & Systems Practice ($200,000 - $300,000/year) to help train and validate frontier AI systems through structured problem authoring, rubric design, and analytical output auditing from anywhere in the US, UK, Canada, or Australia.

Day-to-Day Impact

• Design and optimize databases, data models, and queries.
• Partner cross-functionally with product, operations, and design to turn ideas into working solutions.
• Improve platform reliability, performance, and developer experience.
• Make practical technical decisions while balancing speed, quality, and scalability.
• Troubleshoot production issues and continuously improve existing systems.
• 4+ years of professional software engineering experience.
• Strong hands-on experience with JavaScript/TypeScript, React, and Node.js across the full stack.

Essential Background & Expertise

• Practical background using NestJS, CI/CD, infrastructure as code, or DevOps.
• Experience building internal tools, developer platforms, or workflow automation.
• Exposure to AI-powered or data-heavy products.
• Experience improving architecture and engineering processes as a startup scales.
• Working knowledge of monitoring, observability, and system reliability.
• Compensation & Benefits Notice
• The national pay range for this full-time position is base salary of $120,000 –$160,000 USD. All employees are eligible for equity compensation, and employees may also receive performance-based bonuses, dependent on role and subject to company policies. our AI research partner provides a comprehensive benefits package, including up to 100% reimbursement for health-insurance premiums, paid time off, a 401(K) plan with a company match, and additional benefits designed to support a high-performing, remote-first workforce.

Rate & Flexible Work Terms

• Compensation Rate: $200,000 - $300,000/year (contract specialist remuneration)
• Work Arrangement: 100% Remote / Work From Home
• Eligible Remote Countries: United States, United Kingdom, Canada, Australia, New Zealand, Ireland, and South Africa
• Core Competencies: JS/TS, AI-Native Engineering, End-to-End Product Ownership, Backend Architecture & Scalability
• Hiring Agency: RemoteJob Staffing

Direct Application Process: Click the Apply button on this page to proceed directly to our partner application portal and submit your profile for immediate consideration.