Srivishnu C S
NODE.JS BACKEND ENGINEER | REST APIs | MONGODB | AWS | GRAPHQL | MICROSERVICES
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About
Backend Developer with 3+ years of professional experience specializing in Node.js and production backend systems. Experienced in designing and developing RESTful APIs, business workflows, authentication, payment integrations, logistics integrations, real-time communication, database design, data migration, cloud deployment, and serverless workflows. Hands-on experience with MongoDB, AWS EC2, S3, SNS and Lambda, GraphQL, Socket.IO, JWT, OAuth 2.0 and two-factor authentication.
Experienced in Agile/Scrum development, code reviews, application monitoring, troubleshooting, and collaboration with frontend and QA teams.
Experience
Node.js Backend Developer at Turntech India Private Ltd (2023-02 – Present)
- Develop scalable RESTful APIs using Node.js for microservices, business workflows and third-party integrations.
- Implement secure JWT authentication and Google Authenticator 2FA for user access control.
- Integrate BPOINT and BillDesk for real-time payment processing and transaction workflows.
- Build Shadowfax and Dunzo logistics integrations for order tracking and automation.
- Manage notification workflows using AWS SNS, SMSGatewayHub and cloud email services.
- Deploy backend applications on AWS EC2 with PM2 and build serverless workflows using AWS Lambda.
- Lead MongoDB database restructuring, data migration and S3 file-storage optimization.
- Develop real-time chat features using Socket.IO, including secure encrypted communication.
- Set up application logging and monitoring using Winston and AWS CloudWatch.
- Collaborate with frontend and QA teams, participate in Scrum ceremonies and code reviews, and optimize API response payloads and backend data flow.
Cyber Security Intern at DLithe Consultancy Services Pvt Ltd (2022-03 – 2022-04)
- Gained hands-on exposure to cybersecurity fundamentals, network vulnerabilities and common attack vectors.
- Explored ethical hacking tools and techniques through simulated attack scenarios and studied risk-mitigation practices.
Education
Master of Computer Applications in MCA – BMS Institute of Technology and Management (2020-01 – 2022-10)
