Senior Full Stack Engineer (React, Node.js, CRM) – Remote

About the role

We are looking for a Senior Full Stack Engineer to join our talent network and work remotely with U.S. clients on project‑based assignments. You will become an integral part of the client’s engineering team, collaborating daily with designers and developers to deliver high‑quality web applications.

Key responsibilities

• Design, develop, and maintain full‑stack JavaScript/TypeScript applications using React and Node.js.
• Implement server‑side rendering solutions such as Next.js and build reliable backend APIs and service‑to‑service integrations.
• Integrate and maintain CRM platforms, primarily Salesforce, including data migrations and custom logic.
• Connect third‑party marketing and analytics tools (HubSpot, Google Analytics, Statsig, Optimizely) to the product.
• Optimize performance, write automated tests (Jest, Cypress, Playwright) and monitor applications with New Relic, Sentry or Datadog.
• Participate in CI/CD pipelines, code reviews and Agile/Scrum ceremonies.

Required profile

• 5+ years of professional software engineering experience.
• 3+ years of technical leadership, influencing architecture and mentoring peers.
• Advanced English communication skills and a completed four‑year degree.
• Proven ability to work independently, take ownership and solve complex problems.

Required skills

• React, Next.js, Node.js, JavaScript, TypeScript.
• AWS services (Lambda, API Gateway, S3, CloudWatch).
• Salesforce CRM.
• HubSpot, Google Analytics, Statsig, Optimizely.
• Testing frameworks: Jest, Cypress, Playwright.
• Observability tools: New Relic, Sentry, Datadog.
• CI/CD, Git, Agile/Scrum.

What we offer

• Flexible, remote project‑based work with U.S. clients.
• Access to a transparent talent network and professional growth opportunities.
• Collaboration with innovative teams across the Americas.