AgilityIO - Sr. Full Stack Developer

Silver

Argentina Remote permanent

Posted: November 18, 2025

Required Skills

Job Description

AgilityIO

This position is open to candidates based in Argentina/Uruguay.

About AgilityIO

AgilityIO is a software development firm that designs and builds custom applications for startups and Fortune 500 companies. We are a global team of over 400 developers, QA engineers, project managers, and UX/UI designers with offices in New York City and Vietnam. We are seeking a versatile Senior Full Stack Developer to create intuitive front-end experiences and scalable serverless backend systems. This role is ideal for someone who enjoys working across the stack, with a strong focus on API integrations and modern web technologies.

Job Responsibilities

• Architect, develop, and maintain full-stack applications using modern frameworks (e.g., TypeScript/React, Node.js, Python).

• Design and implement scalable backend services with AWS (Lambda, API Gateway, DynamoDB, S3, ECS, etc.).

• Collaborate with cross-functional teams to define, design, and deliver new features.

• Ensure applications meet high standards of performance, responsiveness, and security.

• Lead code reviews, mentor junior developers, and promote best practices.

• Build and maintain CI/CD pipelines; monitor systems for reliability and performance.

• Stay current with emerging technologies and propose innovative solutions.

Qualifications & Experience

• 5+ years of full-stack development experience.

• Strong proficiency in JavaScript/TypeScript and at least one backend language (Node.js, Python, or C#).

• Deep knowledge of AWS services and cloud architecture.

• Experience with containerization (Docker, Kubernetes) and serverless architectures.

• Proficiency with modern frontend frameworks (React preferred; Angular or Vue a plus).

• Solid understanding of RESTful APIs, GraphQL, and microservices.

• Skilled in Git, testing frameworks, and agile methodologies.

• Excellent problem-solving and communication skills.

• Ability to collaborate effectively with internal and external teams in English.

Preferred Qualifications

• AWS certifications (e.g., Solutions Architect, Developer Associate).

• Experience with Infrastructure as Code (CDK, Terraform, CloudFormation).

• Familiarity with DevOps practices and observability tools (e.g., AWS CloudWatch, Datadog, Prometheus).

What We Offer

• Competitive salary and performance-based bonuses.

• Fully remote work flexibility.

• Career growth opportunities and mentorship.

• A collaborative, forward-thinking team culture.

The Selection Process

• Silver.dev Recruiter Screen

• Silver.dev Live Coding Screen

• Initial Screening with AgilityIO's Director of Operations

• Live Coding Screen

• Executive Interview with AgilityIO's Senior Partner

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