Middle Full-Stack Engineer

Avenga

Middle Full-Stack Engineer at Avenga delivering modern web solutions supporting data and AI initiatives. Focusing on developing responsive user interfaces and backend services using Node.js and Angular.

Posted 6/17/2026full-timeRemote • 🇦🇷 ArgentinaMid-LevelSeniorWebsite

ATS Keywords

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Hard Skills

AngularTypeScriptNode.jsRESTful APIsOAuth2Active DirectoryJWTGitFrontend developmentBackend development

Soft Skills

written communicationindependenceownershipcollaborationagile methodologiesproblem-solvingtroubleshootingcode reviewteamworkadaptability

Tools & Technologies

Google Cloud PlatformmiddlewareBFF solutionstechnical documentationarchitectural diagramsdevelopment toolslintingcode quality standardsself-service portalsadministration dashboards

Industry Keywords

full-stack software developmentsession managementasynchronous environmentsemerging technologiesAI-powered capabilitiesthree-tier application designusabilityperformancemaintainabilitycross-functional teams

Tech Stack

Tools & technologies

AngularCloudGoogle Cloud PlatformJavaScriptNode.jsTypeScript

About the role

Key responsibilities & impact

Design, develop, and maintain modern, responsive, and accessible web applications, including self-service portals, administration dashboards, internal tools, and business-critical platforms.
Build and enhance frontend solutions using Angular and TypeScript while ensuring high standards of usability, performance, and maintainability.
Develop and maintain backend services and middleware layers using Node.js, enabling seamless integration between frontend applications and backend APIs.
Define and implement Backend-for-Frontend (BFF) solutions that manage authentication, authorization, session handling, and communication with backend services.
Collaborate with backend engineers on API design, integration strategies, and technical reviews to ensure scalable and reliable solutions.
Contribute to solution architecture by defining scalable three-tier application designs and promoting best practices across frontend, middleware, and backend layers.
Participate in cloud architecture discussions and support the implementation of solutions on Google Cloud Platform.
Establish and promote frontend engineering best practices, including testing strategies, reusable component development, linting, and code quality standards.
Perform code reviews, troubleshoot complex issues, and continuously improve application performance, reliability, and user experience.
Create and maintain technical documentation, architectural diagrams, and implementation guidelines.
Collaborate with cross-functional teams to deliver high-quality solutions aligned with business and technical objectives.
Explore and adopt emerging technologies, including AI-powered capabilities and development tools, to improve product quality and engineering efficiency.

Requirements

What you’ll need

5+ years of experience in Full-Stack software development.
Strong experience with Angular and TypeScript for frontend development.
Solid backend development experience with Node.js.
Experience designing, building, and integrating RESTful APIs.
Strong understanding of authentication and authorization mechanisms, including OAuth2, Active Directory, JWT, and session management.
Experience with Git and collaborative development workflows, including pull requests, branching strategies, and code reviews.
Ability to work effectively in agile, distributed, and asynchronous environments.
Strong written communication skills and ability to work independently with a high degree of ownership.
English level: Intermediate or higher.
Spanish level: Native.

Benefits

Comp & perks

Equal opportunities in recruitment, career development, and leadership
Support for diverse community of employees