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Applaudo logo
Applaudo

Nearshore Software Development Solutions

Senior Backend Engineer, Node.js

Backend EngineerSoftware EngineerFull TimeRemoteSeniorTeam 501-1,000Since 2013H1B No SponsorCompany SiteLinkedIn

Location

Peru

Posted

125 days ago

Salary

0

Seniority

Senior

Job Description

Senior Backend Engineer, Node.js

Applaudo

• Take ownership of the Node.js backend and perform a full technical assessment of the codebase • Identify and remediate critical security vulnerabilities and insecure integrations • Refactor unstable or low-quality code to improve reliability, maintainability, and performance • Stabilize core application flows required for production readiness • Re-establish codebase ownership by organizing and migrating repositories within the client environment • Analyze and restore CI/CD pipelines across repositories and environments • Set up and validate staging environments to support testing and release processes • Audit and stabilize third-party integrations such as payments and external platforms • Collaborate with QA and stakeholders to validate functionality and prioritize fixes • Support release readiness and launch execution ensuring system stability • Enforce a feature-freeze approach focused on stabilization and critical fixes • Contribute to defining a post-launch roadmap to support scalability and future development • Continuously improve system security, performance, and operational stability

Job Requirements

  • 5+ years of hands-on experience in backend development using Node.js
  • Bachelor’s degree in Computer Science, IT, or equivalent professional experience
  • Strong experience working with REST APIs and third-party integrations
  • Proven experience handling legacy systems, codebase audits, or technical recovery scenarios
  • Solid understanding of application security best practices, including secure handling of sensitive data
  • Hands-on experience with AWS environments and services
  • Experience setting up or troubleshooting CI/CD pipelines
  • Strong experience working with PostgreSQL databases (RDS preferred)
  • Familiarity with proxies, CORS, and common web security vulnerabilities (e.g., SSRF)
  • Ability to work in fast-paced environments with ambiguous or incomplete documentation
  • Strong problem-solving skills with the ability to prioritize issues based on business impact
  • Experience collaborating with mobile teams (React Native is a plus)
  • Advanced English proficiency is required, as you will work directly with US-based clients.

Benefits

  • Flexible work arrangements

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