Scalepex

Full Stack Engineer (TypeScript/Node.js) - REMOTE - ONLY MEXICO

Scalepex  •  Mexico (Remote)  •  1 hour ago
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Job Description

About Scalepex

Scalepex is a nearshore partner that empowers businesses to scale efficiently and effectively through exceptional services. With a strong focus on customer success, innovation, and cultural alignment, we support companies in building high-performing teams across industries.

At Scalepex, we believe in fostering an environment where our people can thrive, grow their careers, and make a real impact.

We are looking for a Senior Full Stack Engineer to join a fast-growing B2B SaaS startup building a modern multi-tenant platform that automates financial and operational workflows.

This is a highly autonomous role where you'll own core platform development, backend architecture, database design, integrations, and platform scalability. You'll work in an AI-native engineering environment, leveraging modern AI coding tools to deliver high-quality software quickly.

Requirements

Responsibilities

  • Design, develop, and maintain scalable backend services using Node.js and TypeScript.
  • Own PostgreSQL database architecture, schema design, migrations, and performance optimization.
  • Build and maintain REST APIs, OAuth integrations, and third-party platform connections.
  • Develop and improve multi-tenant SaaS infrastructure.
  • Create reliable background jobs, schedulers, and asynchronous workflows.
  • Write automated unit and end-to-end tests.
  • Audit existing systems and propose scalable technical solutions.
  • Improve application reliability, performance, and security.
  • Collaborate with the team during US business hours.
  • Leverage AI-assisted development tools to increase development speed while maintaining high quality.

Must Have

  • 5+ years of Full Stack or Backend software development experience.
  • Expert knowledge of TypeScript and JavaScript.
  • Strong experience with Node.js.
  • Experience with Next.js (App Router).
  • Advanced PostgreSQL knowledge:
    • Schema design
    • Raw SQL
    • Query optimization
    • Database migrations
  • Experience using Prisma ORM (or similar ORM).
  • Experience building scalable SaaS applications.
  • Multi-tenant architecture experience.
  • Experience building REST APIs.
  • OAuth 2.0 and Webhooks.
  • Playwright or Puppeteer.
  • Background job schedulers (Cron, BullMQ, pg-boss or similar).
  • Automated testing experience.
  • Git and Pull Request workflows.
  • Excellent written English.
  • Availability during US business hours.

Nice to Have

  • Experience working with financial systems.
  • React 19.
  • Python.
  • Linux, Nginx, PM2.
  • CI/CD pipelines.
  • PgBouncer.
  • Experience with Model Context Protocol (MCP).
  • Experience with Cursor, Claude Code, Copilot, or similar AI development tools.

Benefits

  • Contractor scheme
  • 100% Remote
Scalepex

About Scalepex

Business growth and sustainment are top priorities, combine that with the ongoing need to curb costs and you have treacherous challenges. Scalepex provides individualized, high-touch support to our clients to meet their unique needs.

We seek to understand where your strengths and gaps are and design a solution with you and iterate as we move forward to keep up with the ever-changing landscape. If you are looking for a firm that fills this void in the marketplace, you’ve come to the right place.

Our social responsibility is to touch the untapped markets and people of underserved communities.

Industry
Consulting & Advisory
Company Size
51-200 employees
Headquarters
Plano, Texas
Year Founded
2021
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