We are looking for a Lead JavaScript Full-Stack Developer to join our team. You will lead architecture and delivery using spec-driven development, set engineering standards, and mentor others—apply to help shape a scalable platform.

Responsibilities

- Own frontend architecture decisions across component structure, state management, and performance
- Define TypeScript standards and enforce consistent patterns across the codebase
- Lead spec-driven development by translating specs into traceable implementations
- Build fullstack features using Node.js and TypeScript to support portal capabilities
- Review code and set engineering standards to improve quality and maintainability
- Mentor engineers and provide technical guidance across distributed teams
- Integrate developer platform extensions, templates, and render scripts into the portal
- Coordinate integrations with internal tools and CI/CD capabilities within the portal

Requirements

- 5+ years of fullstack JavaScript experience with Node.js
- Experience with TypeScript in production systems
- Strong technical leadership experience leading code reviews and setting standards
- Proven mentoring skills supporting and growing other engineers




- Hands-on cloud platform experience with application hosting and deployments
- Strong spec-driven development skills to deliver traceable, well-defined features
- Strong collaboration skills across distributed, cross-functional teams
- Upper-Intermediate English (B2) proficiency, both written and spoken

Nice to have

- Backstage.io experience building plugins, templates, or catalog integrations
- Elastic Stack or Elasticsearch experience integrating entities and search
- GitHub Copilot experience with agent-based or workflow-driven development
- Terraform experience building safe execution capabilities for scripts
- Google Cloud Platform experience for hosting, deployment, or platform services

We offer

- International projects with top brands
- Work with global teams of highly skilled, diverse peers
- Healthcare benefits
- Employee financial programs
- Paid time off and sick leave
- Upskilling, reskilling and certification courses
- Unlimited access to the LinkedIn Learning library and 22,000+ courses
- Integral career opportunities
- Volunteer and community involvement opportunities
- EPAM Employee Groups
- Award-winning culture recognized by Glassdoor, Newsweek and LinkedIn

📌 Lead JavaScript Fullstack Developer (Argentina)
🏢 EPAM Systems
📍 Argentina