Hi, I'm Sainath

3+Years Exp
100+APIs Built
CDNExpert

Professional Journey

My career path from building robust backend systems to ensuring customer success at scale.

06/2025 - Present

Customer Success Engineer

The N7 Nitrogen Platform (CDN)Mumbai, India
  • Spearheaded client onboarding and platform architecture setup, collaborating with sales and technical leads to ensure zero-friction CDN integration.
  • Architected automation tools using Golang and Node.js for high-speed log analysis, cache invalidation, and automated performance benchmarking.
  • Drove technical Proof of Concepts (POCs) for high-value prospects, successfully demonstrating platform speed and ROI.
  • Conducted deep-dive website performance audits, optimizing Core Web Vitals and global cache hit ratios for enterprise clients.
  • Managed high-stakes CDN troubleshooting, resolving complex edge-routing issues and TTL inconsistencies across globally distributed nodes.
09/2024 - 05/2025

Solution Engineer

GammastackBangalore, India
  • Engineered scalable, high-performance slot game engines leveraging the speed and concurrency of Node.js and Golang.
  • Developed and validated complex RNG (Random Number Generator) logic using high-volume statistical simulations (10M+ rounds) to ensure regulatory compliance.
  • Optimized backend simulation cycles by 40% through advanced parallelization and efficient use of worker threads.
  • Significantly improved API reliability and error handling, leading to a 30% reduction in production escalations.
01/2024 - 08/2024

Senior Software Engineer

Vnnogile Solutions Pvt LtdThane, India
  • Architected and implemented high-throughput backend services for marquee clients, including Tim Hortons India.
  • Designed and maintained resilient asynchronous microservices and cron jobs in Golang for critical business logic.
05/2022 - 12/2023

Software Engineer

Vnnogile Solutions Pvt LtdThane, India
  • Directed the end-to-end development of over 100+ production-grade APIs, adhering to strict RESTful principles and clean architecture.
  • Developed robust and scalable backend systems using both Golang and Node.js to support growing user demands.

Technical Expertise

A comprehensive set of skills developed through years of experience in backend development and customer success engineering.

Backend Architecture

Node.jsExpress.jsGolangGin-GonicGORMSequelize

CDN & Web Performance

Cache TuningCore Web VitalsLatency ReductionGlobal Routing

Infrastructure & Cache

PostgreSQLMySQLRedis (Pub/Sub)BigQueryETL Pipelines

Tools & Cloud Ecosystem

AWSGCPPostmanZapierMakeGitLab CI/CDLinux Admin

Security & Compliance

JWT & OAuthRate LimitingIP WhitelistingRNG Validation

Featured Projects

A showcase of my work in CDN optimization, backend engineering, and system design.

The N7 Nitrogen Platform

A flagship CDN optimization project where I lead onboarding, performance audits, and automation tool development for enterprise-scale traffic.

CDNPerformance EngineeringLighthouseGolang

Zem Public Slot Games

Implemented high-stakes gaming logic and RNG verification systems, handling millions of simulated rounds for statistical fairness.

Node.jsWorker ThreadsStatisticsBackend

Tim Hortons India

Scaled backend infrastructure for a global food chain's Indian operations, including feedback systems and multi-channel campaign management.

Node.jsAPI DesignCronJobsSSR

Certably Solutions

Developed a secure property rental ecosystem featuring Stripe integrations and advanced fraud detection algorithms.

StripeSecurityBackend

Trupti Sweets

Built a high-conversion e-commerce platform integrated with Shiprocket for real-time logistics and automated order fulfillment.

EcommerceLogisticsAPI