We are seeking a Full-stack Node.js Engineer to join a strategic technology modernization initiative focused on the progressive decommissioning of COBOL components, migrating critical functionalities to a modern, maintainable and scalable architecture using Node.js for the backend and Angular for the frontend.
Responsibilities
Develop new backend functionalities using Node.js
Build and maintain frontend interfaces using Angular
Utilize services available on AWS
Participate in the technical and functional analysis of existing COBOL processes
Collaborate on the migration of business logic from legacy systems to new applications
Work with relational databases, SQL queries and stored procedures when necessary
Contribute to technical definitions with the Tech Lead and other team members
Ensure good development practices, code quality, testing and maintainability
Support the technical and functional documentation of migrated processes
Analyze incidents, bugs or functional differences between the legacy system and the new solution
Support comprehensive testing,



user validations and production deployment phases
Gain an understanding of the processes being implemented, their interactions and the impact of the changes being made
Requirements
2+ years of experience in software development working with Node.js, Angular and cloud services on AWS
Solid experience developing backends with Node.js and frontends with Angular
Familiarity with AWS services
Knowledge of REST API design and consumption
Experience with relational databases and proficiency in SQL
Background in production systems with complex business logic
Capability to analyze legacy processes and migrate them to modern solutions
Sound technical judgment for writing maintainable, scalable and testable code
Experience working in agile teams
Ability to interact with technical, functional and business stakeholders
English proficiency at B2 level or higher
Nice to have
Experience in COBOL shutdown projects or legacy system m

📌 Full-stack Engineer (Buenos Aires)
🏢 EPAM Systems
📍 Buenos Aires