Full Stack Developer (US)

Appsierra Group; New York (NY); On-site; USD 90,000 - 130,000; Full time

Job summary

Appsierra Group in New York is seeking a driven Full Stack Developer to design, build, and maintain scalable web applications for internal teams and external customers. You will collaborate with product, design, and DevOps to deliver high‑quality features on a fast‑paced roadmap.

You will develop front-end components with JavaScript and React, build server-side APIs with Node.js and Python, and design RESTful services that integrate with AWS.

Qualifications

• 2–3 years of professional experience building full-stack web applications.
• Proficiency in JavaScript, React, Node.js, and Python.
• Hands-on experience with AWS services (EC2, S3, Lambda, RDS).
• Strong understanding of REST API design and implementation.
• Experience with version control (Git) and modern CI/CD workflows.
• Ability to write clean, maintainable code and follow best practices.

Responsibilities

• Develop responsive front-end components using JavaScript and React.
• Implement server-side logic and APIs with Node.js and Python.
• Design, document, and maintain RESTful services that integrate with AWS services.
• Write automated tests and participate in code reviews to ensure code quality.
• Monitor performance, troubleshoot production issues, and optimize applications for scalability.
• Collaborate with cross-functional teams to translate business requirements into technical solutions.
• Maintain CI/CD pipelines and contribute to infrastructure as code practices.

Skills

JavaScript

React

Node.js

Python

REST API design

Tools

Git

CI/CD

AWS

Job description

About the role – As a Full Stack Developer based in the United States, you will design, build, and maintain scalable web applications that serve both internal teams and external customers. You will collaborate closely with product, design, and DevOps to deliver high‑quality features on a fast‑paced roadmap.

Key responsibilities

• Develop responsive front‑end components using JavaScript and React.
• Implement server‑side logic and APIs with Node.js and Python.
• Design, document, and maintain RESTful services that integrate with AWS services.
• Write automated tests and participate in code reviews to ensure code quality.
• Monitor performance, troubleshoot production issues, and optimize applications for scalability.
• Collaborate with cross‑functional teams to translate business requirements into technical solutions.
• Maintain CI/CD pipelines and contribute to infrastructure as code practices.

Required qualifications

• 2–3 years of professional experience building full‑stack web applications.
• Proficiency in JavaScript, React, Node.js, and Python.
• Hands‑on experience with AWS services (e.g., EC2, S3, Lambda, RDS).
• Strong understanding of REST API design and implementation.
• Experience with version control (Git) and modern CI/CD workflows.
• Ability to write clean, maintainable code and follow best practices.

Nice to have

• Familiarity with containerization (Docker) and orchestration (EKS, ECS).
• Knowledge of serverless architectures and AWS Lambda functions.
• Experience with testing frameworks such as Jest, Mocha, or PyTest.
• Understanding of Agile/Scrum development processes.