Senior Full Stack Developer

Location: Remote (Latin America)

Job Type: Full-time, Contract

About Us:

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.

This is a full-time contractor role based in Latin America.

We are seeking a versatile Senior Full Stack Developer to build 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

- Flexible remote work environment

- Professional growth opportunities and mentorship

- Engaging and collaborative team culture with cutting-edge projects

Ready to Make an Impact?

If you’re passionate about both frontend and backend development and thrive in a dynamic, product-driven environment, we’d love to hear from you.