Fullstack Engineer Specialist (Web3)

TL;DR

Fullstack Engineer (Web3): Automating manual workflows and integrating client systems via APIs, developing performant services and backend logic using Node.js, Python, Docker, and GraphQL. Focus on designing modular, reusable systems and ensuring integrations are robust and aligned with best practices.

Location: Costa Rica

Salary: $30+ per hour

Company

hirify.global by Invisible.

What you will do

• Work directly with clients to understand business requirements and deliver technical solutions.
• Script automation in Python.
• Build APIs and backend services in Node.js/Python.
• Deploy components in containerized environments.
• Balance engineering-heavy initiatives with prompt/business logic development.
• Scale systems that support high-growth production use cases.

Requirements

• 3–5 years of experience in client-facing development, automating processes, and integrating with APIs.
• Strong programming skills in Python and JavaScript/Node.js, with the ability to write clean, maintainable code.
• 2–3 years of platform development experience using Node.js, Python, Docker, and GraphQL.
• Proficiency with Git/GitHub workflows and software engineering best practices.
• Familiarity with backend engineering, frontend development, or prompt engineering.
• Ability to operate independently with minimal oversight, paired with strong problem-solving and client-facing communication skills.

Nice to have

• Experience with microservices, event-driven systems, or cloud environments.

Hiring process

• All candidates must pass an interview as part of the contracting process.