Senior Full-Stack Developer - React, Angular, Node.js & GoLang

I’m helping a company find a top talent to join their team freelance as an Senior Full-Stack Developer - React, Angular, Node.js & GoLang.

You'll shape next-generation AI systems by applying your full-stack expertise to real-world input.

Compensation:

USD 60 - 110/hour.

Location:

Remote (anywhere)

What makes you a strong candidate:

• You are expert in full-stack development.
• You have 3+ years of experience in Angular, FastAPI, Go, NestJS, Node.js, and REST API.
• English - Conversational.

Responsibilities and more:

Full Stack Developer

Pay: $60 - $110/hour

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:

Design, develop, and maintain scalable web and mobile applications using advanced technologies and frameworks.

Integrate third-party APIs and systems, ensuring seamless connectivity and performance.

Develop robust backend solutions utilizing Node.js, GoLang, FastAPI, Nest.js, or RESTful APIs.

Create intuitive, high-quality user interfaces with React, Angular, and React Native.

Contribute to e-commerce and CMS development with Shopify and Wordpress.

Collaborate closely with cross-functional teams, providing technical insight and ensuring project alignment.

Write clean, maintainable code and document technical solutions clearly for teams and stakeholders.

Required Skills and Qualifications:

3+ years of experience as a Full Stack Developer across diverse industries (excluding IT infrastructure or Cybersecurity).

Advanced proficiency in Node.js, Typescript, GoLang, FastAPI, Nest.js, or REST API development.

Strong expertise in frontend frameworks including React, Angular, and React Native.

Demonstrated ability to integrate and manage complex APIs and third-party services.

Hands-on experience with Shopify and Wordpress platforms.

Exceptional written and verbal communication skills, with a focus on clarity and thorough documentation.

Proven track record of delivering scalable, maintainable, and secure web solutions in collaborative team settings.

Preferred Qualifications:

Experience optimizing solutions for high performance and scalability in cloud environments.

Demonstrated leadership in cross-disciplinary Agile teams.