Sr Full Stack Developer (MERN Stack + AWS Cloud)

Calibraint; Chennai District; On-site; INR 800,000 - 1,200,000; Full time

Job summary

Calibraint in Chennai is seeking a Sr Full Stack Developer proficient in the MERN stack and AWS Cloud. Responsibilities include building scalable web applications and managing cloud infrastructure, ensuring high availability and performance.

The ideal candidate has strong skills in MongoDB, Express.js, React.js, Node.js, and experience with Docker and Kubernetes, along with a Bachelor's degree and 4+ years in development.

Qualifications

• Bachelor's degree in a relevant field required.
• Must have 4+ years of experience in MERN stack.
• Should have at least 1 year of experience with AWS services.

Responsibilities

• Develop and maintain web applications using the MERN stack.
• Design and optimize RESTful APIs.
• Integrate frontend and backend systems.

Skills

MongoDB, Express.js, React.js, Node.js (MERN stack)

AWS cloud services (EC2, S3, Lambda, RDS)

Docker and Kubernetes

Microservices architecture

Git and Agile methodologies

Troubleshooting and debugging

Education

Bachelor's degree in Computer Science, Engineering, or related field

4+ years of experience in MERN stack development

1+ years of experience with AWS Cloud services

Tools

Terraform

AWS CloudFormation

AWS CloudWatch

Prometheus

Grafana

Job description

Sr Full Stack Developer (MERN Stack + AWS Cloud)

3 Years

Full-Time

Job Description:

We are looking for a Full Stack Developer with expertise in the MERN (MongoDB, Express.js, React.js, Node.js) stack and hands‑on experience with AWS Cloud services. The ideal candidate will be responsible for building and maintaining scalable web applications, managing cloud infrastructure, and integrating various AWS services to optimize performance and ensure high availability.

Key Responsibilities:

• Develop and maintain web applications using the MERN stack.
• Design, implement, and optimize RESTful APIs.
• Integrate frontend and backend systems for seamless data flow.
• Deploy, manage, and monitor applications on AWS cloud services.
• Collaborate with DevOps for CI/CD pipelines and containerization (Docker, Kubernetes).
• Work with databases (MongoDB) for data management and optimization.
• Ensure security and data protection across all applications.
• Participate in code reviews, architecture discussions, and technical planning.

Required Skills:

• Strong experience with MongoDB, Express.js, React.js, and Node.js (MERN stack).
• Proficiency with AWS cloud services like EC2, S3, Lambda, RDS, etc.
• Experience with Docker and Kubernetes for containerized applications.
• Knowledge of microservices architecture.
• Familiarity with Git for version control and Agile methodologies.
• Ability to troubleshoot, debug, and optimize code for performance.

Preferred Skills:

• Experience with serverless architecture on AWS (Lambda, API Gateway, DynamoDB).
• Knowledge of Infrastructure as Code (IaC) tools like Terraform or AWS CloudFormation.
• Experience with cloud security and compliance best practices.
• Familiarity with monitoring tools like AWS CloudWatch, Prometheus, Grafana.

Qualifications:

• Bachelor's degree in Computer Science, Engineering, or related field.
• 4+ years of experience in MERN stack development.
• 1+ years of experience with AWS Cloud services.