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Saravana Vijayakumar

Software Engineer ยท Full Stack & Payments

Building scalable backend systems and payment integrations at Bolt. Passionate about clean architecture, DevOps, and developer experience.

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About Me

Who I Am

Software Engineer at Bolt with experience across full-stack development, payment gateway integrations, and cloud infrastructure. I thrive in fast-paced environments where reliability and performance matter.

What I Do

I design and implement backend services, integrate third-party payment providers (Gr4vy, Stripe, PayPal), build internal tooling, and help teams ship faster with better DevOps practices.

Current Focus

Payment infrastructure modernization, AWS cloud architecture, and leveling up in DevOps โ€” Terraform, nginx, EC2, Route 53, and beyond.

Outside Work

Exploring new technologies, contributing to DevOps learning communities, and always looking for interesting engineering problems to solve.

Technical Skills

Languages

Python JavaScript TypeScript Go Bash

Backend & APIs

Node.js FastAPI REST GraphQL Webhooks

Cloud & DevOps

AWS EC2 Route 53 S3 Terraform Docker nginx

Payments

Gr4vy Stripe Apple Pay Google Pay PayPal

Databases

PostgreSQL MySQL Redis DynamoDB

Tools

Git Linux Certbot GitHub Actions Datadog
Featured Projects
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Gr4vy Payment Integration

Migrated Lucky Brand's payment infrastructure from Radial to Gr4vy, including Apple Pay, webhook processing, and SFCC custom field mapping.

Node.js Gr4vy Apple Pay Webhooks
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Static Portfolio on AWS

Deployed this portfolio on EC2 with nginx, Let's Encrypt SSL via Certbot, Elastic IP, and Route 53 DNS โ€” zero downtime, HTTPS secured.

AWS EC2 nginx Certbot Route 53
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DevOps Automation Scripts

Collection of Bash and Python scripts for EC2 provisioning, nginx config templating, and automated certificate renewal via systemd timers.

Bash Python systemd AWS CLI
Get in Touch

Let's Connect

Open to conversations about engineering, payments, cloud infrastructure, or DevOps.