EX Squared
EX Squared
EX Squared is a digital product and experience consultancy serving large B2B enterprises. The company helps organizations turn AI and digital strategies into production-ready products through consulting, UX/UI design, engineering, IT infrastructure, and multi-channel experience development. Its expertise includes generative AI, machine learning, computer vision, and natural language processing, alongside work with enterprise platforms such as Optimizely and Sitecore. Founded in 2000, EX Squared has delivered technology initiatives since 2001 and supports teams working on enterprise-scale digital products and advanced AI solutions.

Full Stack Developer (Remote, Brazil)

Build end-to-end React and Node.js applications for EX Squared’s digital transformation clients. Work remotely from Brazil on APIs, databases, testing, and production deployments.

Description

  • Create responsive, interactive interfaces with modern frontend technologies
  • Develop and maintain backend services and APIs with JavaScript, TypeScript, and Node.js
  • Deliver features across the application stack by connecting user experiences, services, and data
  • Design, implement, and maintain databases and data integrations
  • Develop and integrate APIs, including GraphQL services
  • Investigate and resolve issues across frontend, backend, integration, and production environments
  • Produce clean, readable, maintainable code
  • Take part in code reviews, testing, debugging, and continuous delivery practices
  • Support automated testing and CI/CD workflows
  • Improve application performance and help maintain dependable production deployments
  • Work with developers, QA professionals, architects, and other stakeholders throughout the development lifecycle
  • Record technical decisions and communicate progress, challenges, and solutions clearly
  • Apply AI-assisted tools to coding, testing, debugging, and documentation while critically evaluating their output

Requirements

  • At least three years of professional experience with modern development frameworks and languages, especially React and Node.js
  • Strong practical experience with JavaScript and TypeScript
  • Background in frontend development, APIs, backend services, authentication, testing, and debugging
  • Experience deploying or supporting applications in production
  • Experience with GraphQL and Apollo
  • Working knowledge of Git, pull request workflows, automated testing, and CI/CD pipelines
  • Experience using the command line in Mac or Linux environments
  • Ability to develop a prototype and bring it to production readiness
  • Experience contributing to at least one large-scale project
  • Strong troubleshooting and problem-solving skills
  • Ability to learn new concepts, technologies, and development practices quickly
  • Clear communication, collaboration, and documentation skills
  • Experience with AI development tools such as GitHub Copilot, ChatGPT, Claude, or Cursor, including the ability to understand and critically review generated code
  • Understanding of responsible AI development, including appropriate handling of client code and data
  • Advanced English communication skills and the ability to collaborate effectively with an international team
  • Six-month contract duration
  • Current residence in Latin America is required

Benefits

  • Competitive compensation paid in USD
  • Access to learning platforms and professional development opportunities
  • Flexible working environment
  • Collaborative, multicultural teams

Related Jobs

Cisco

Senior Site Reliability Engineer, Observability at Cisco (Hybrid)

Cisco

Lead observability engineering for Cisco’s cloud infrastructure, covering Splunk, Elasticsearch, distributed tracing, telemetry, and production reliability. Build and operate systems that improve service visibility, incident response, and platform resilience.

Open
Arch Capital Group Ltd.

Infrastructure Cloud Engineer - Farmington, CT (Onsite)

Arch Capital Group Ltd.
5,001 – 10,000 Employees
ConsultingInsuranceLogistics

Design and operate secure Azure infrastructure for Arch Capital Group’s insurance and financial-services operations. Convert cloud architecture into automated infrastructure specifications, monitoring tools, and implementation runbooks.

Open
F5

Senior Site Reliability Engineer, FedRAMP – F5 (Hybrid)

F5

Lead reliability and security for F5’s FedRAMP-authorized cloud platform across AWS GovCloud, Kubernetes, and edge infrastructure. Own compliance audits, observability, and senior-level incident response.

Open
F5

Site Reliability Engineer II at F5 (Hybrid, San Jose)

F5

Operate F5’s FedRAMP-compliant AWS, Kubernetes, and bare-metal infrastructure. Support continuous monitoring, incident response, security operations, and GitOps-based delivery.

Open