Senior Software Engineer (Typescript)

$30 - $120/hourpay

Required Skills

TypeScript
Node.js
React
Express.js
REST APIs
Microservices
PostgreSQL
MongoDB
System Design
CI/CD
Agile
Scrum
Code Review
Performance Optimization
HTML5
CSS
Cloud Platforms
Leadership
Scalable Architecture
Problem Solving
About micro1
micro1 connects domain experts to the development of frontier AI models. Real-world expertise is turned into training data, evaluations, and feedback loops that improve how models perform. AI labs and enterprises use micro1 to train models and build reliable AI agents through advanced evaluations and reinforcement learning environments. Experts contribute directly to how AI systems learn, reason, and perform across domains like finance, healthcare, engineering, and more. Our platform identifies and vets top talent through an AI recruiter, enabling high-quality contributions at scale.
Our goal is to enable 1 billion people to do meaningful work by applying their expertise to AI. We’ve raised $40M+ in funding, and our AI recruiter has powered over 1 million AI-led interviews as our global network of experts grows into the human intelligence layer for AI.

Job Description

Job Title: Senior Full-Stack Engineer (Typescript)


Job Type: Full-time


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:

  1. Design, develop, and deploy high-quality full-stack applications using TypeScript, Node.js, and React.
  2. Architect and maintain scalable microservices and distributed systems, ensuring resilience and performance.
  3. Lead code reviews, enforce best practices, and mentor fellow engineers to elevate team standards.
  4. Collaborate with cross-functional teams in an Agile/Scrum environment, focusing on seamless project delivery.
  5. Implement and optimize REST APIs, ensuring data integrity and security across PostgreSQL and MongoDB databases.
  6. Drive continuous integration and deployment (CI/CD) strategies, emphasizing cloud platform efficiency.
  7. Identify and resolve complex performance bottlenecks, promoting proactive problem-solving and system design excellence.


Required Skills and Qualifications:

  1. 4+ years of experience building full-stack applications with TypeScript, Node.js, React, and Express.js.
  2. Demonstrated expertise in microservices architecture, RESTful APIs, PostgreSQL, and MongoDB.
  3. Strong system design and scalable architecture skills, with a passion for distributed systems.
  4. Advanced knowledge of HTML5, CSS, and modern web technologies.
  5. Proven leadership in code reviews, mentorship, and fostering high code quality.
  6. Solid experience with CI/CD pipelines and cloud platforms (AWS, Azure, or GCP).
  7. Exceptional written and verbal communication skills, with the ability to coordinate complex initiatives and document technical decisions.


Preferred Qualifications:

  1. Experience with performance tuning and advanced debugging in production environments.
  2. Background in designing highly available, fault-tolerant systems at scale.
  3. Contributions to open-source projects or technical communities.


We are seeking a passionate technologist who prides themselves on their attention to detail, problem-solving acumen, and ability to mentor and inspire those around them. If you are ready to help shape the architecture and future of modern, scalable web applications while working with an expert team on impactful projects, we’d love to hear from you.

Apply now

Please note that after completing the interview process, you’ll be added to our talent pool and considered for this and other roles that match your skills.

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