Job Description

The Role

We are looking for a highly skilled and motivated Senior Full Stack Developer with a minimum of

5 years of professional experience. The ideal candidate will be an expert in building robust

back-end systems using Node.js and managing complex data structures in MySQL. Crucially,

you must have significant, hands-on experience deploying, monitoring, and scaling

applications using various AWS services.

This is an on-site position at our Vapi office. You will be instrumental in the end-to-end

development life cycle, from architectural design to deployment and maintenance, while also

mentoring junior team members.

Key Responsibilities

1. System Design & Architecture: Design, develop, and maintain high-performance,

scalable, and secure back-end services and APIs using Node.js/Express (or similar

frameworks).

2. Database Management: Architect and optimize complex relational schemas and queries

in MySQL to ensure data integrity and application speed.

3. Cloud Deployment: Manage and maintain cloud infrastructure and services on AWS (e.g.,

EC2, Lambda, RDS, S3, VPC, IAM, CloudWatch, API Gateway). Implement CI/CD pipelines

for automated deployment.

4. Front-End Development: Contribute to front-end development using modern JavaScript

frameworks (e.g., React, Angular, Vue.js) to deliver exceptional user experiences.

5. Code Quality & Review: Conduct rigorous code reviews, ensure adherence to best

practices, and maintain high standards of code quality and documentation.

6. Troubleshooting & Optimization: Identify bottlenecks, debug critical production issues,

and implement effective solutions to enhance application performance and reliability.

7. Mentorship: Provide technical leadership and guidance to mid and junior-level

developers, fostering a culture of technical growth within the Vapi team.

Required Skills and Experience (Must-Haves)

? Minimum 5+ years of professional experience in software development.

? Expert proficiency in Node.js (backend runtime environment) and associated

frameworks (e.g., Express.js, NestJS).

? Deep expertise in MySQL, including schema design, query optimization, indexing, and

performance tuning for high-traffic applications.

? Strong, hands-on experience with core AWS services for application deployment,

scaling, and monitoring.

? Solid understanding of modern front-end technologies (HTML5, CSS3, JavaScript) and

experience with at least one major framework (React/Angular/Vue).

? Experience implementing RESTful APIs, microservices architecture, and securing

application endpoints.

? Familiarity with version control systems (Git) and Agile development methodologies.

Job Type: Full-time

Pay: ₹248,226.56 - ₹618,527.93 per year

Work Location: In person