Vignesh Vaidyanathan
Principal Software Engineer
Full-stack polyglot engineer with 14+ years experience delivering scalable products using Angular, NestJS, Next.js, PostgreSQL, and .NET. Architect of enterprise systems and indie creator of When To Launch and System Design Validator — built with Supabase, Redis, OpenAI, and LangGraph.
Summary
Principal software engineer focussed on building products with great customer experience and code quality.
Personal Details
vignesh.689@gmail.com
+91 9600853672
Chennai, Tamil Nadu, India
Skills
Angular
Advanced
Nest JS
Advanced
MongoDB
Knowledgable
Tailwind CSS
Advanced
C#
Knowledgable
Docker
Intermediate
PostgreSQL
Knowledgable
Next.js
Intermediate
User Experience Design
Knowledgable
Figma
Knowledgable
CI CD
Intermediate
React Native + Expo
Intermediate
Java
Beginner
Independent Products
When To Launch helps makers optimize their Product Hunt launches with data-driven insights on timing and engagement.
Tools used
Next.js,
Tailwind CSS,
Mantine,
Recharts,
NX,
Supabase,
Prisma,
PostgreSQL,
Upstash Redis,
PostHog,
Fly.io,
Github Actions,
Doppler,
Sentry,
Uptime Kuma,
Clerk,
Notion,
Asana,
Cursor,
Resend,
Slack,
ProductHunt,
System design validator helps you validate your system design with best practices and expert advice using AI that learns from validating designs.
Tools used
Next.js,
Tailwind CSS,
Recharts,
NX,
Supabase,
Prisma,
PostgreSQL,
OpenAI,
Anthropic,
Postgres Vector,
Embeddings,
Langraph,
OpenRouter,
Open Panel,
Github Actions,
Coolify,
Bugsink,
Using AI, transcribe the user's speech output realtime and then feed that as a prompt to the LLM to generate the UI using React, Mantine and Tailwind.
Tools used
Next.js,
Tailwind CSS,
Supabase,
Prisma,
OpenAI,
Anthropic,
Work Experience
Principal Software Engineer
Zoominfo Technologies
Apr 2025 - Now
Technologies:
Angular,
Nest JS,
MongoDB,
DataDog,
ArgoCD,
GitHub Actions,
React
Worked to build a scalable application with tables, notes and views in React
Setup custom application monitoring metrics and dashboard in Datagog and Amplitude to track application logs and customer analysis for our features.
Architected and built an internal request manager system using Angular and NestJS where end users can request features to their admin.
End to end driving of a high visibility feature involving architecture, development and design discussions to help new customers onboard into Zoominfo and make better use of AI features.
Senior Software Engineer
Zoominfo Technologies
May 2022 - Apr 2025
Technologies:
Angular,
Nest JS,
MongoDB,
Jenkins,
Docker,
Pendo
Architected and led the development of a robust, scalable and independent banner system that is powered by complex logic for prioritization and rendering of banners.
Worked on architecting and developing a customer onboarding process for Zoominfo Sales OS platform, handling 10,000+ users daily to increase the adoption rate of new features by 15%.
Built and handled deployments of our NestJS microservice, via Jenkins and ArgoCD.
Enhanced accessibility for 10+ Angular components in ZoomInfo Sales OS, improving compliance with WCAG 2.1 standards
Senior Software Engineer
Wipro Technologies (Client - Rocket Software)
May 2020 - May 2022
Technologies:
Angular,
Nest JS,
D3.js,
IIS
Co-designed UX workflows and product roadmap for a real-time data visualization tool, using Angular, Nest JS and D3.js to display complex charts.
Created a robust, scalable architecture for the application in Angular and Nest JS.
Handled deployments of our Angular and NestJS microservice in internal platforms.
Chief Technology Officer (CTO)
Workspace Technologies LLP
Oct 2017 - May 2020
Technologies:
Angular,
Nest JS,
SQL Server,
.NET Core,
Mongo DB,
Vue,
Docker,
IIS
Designed and developed an internal HRMS platform serving for 700+ employees, for a manufacturing company with NestJS and Angular, supporting features like payroll, attendance, leave management, and employee self-service.
End to end development and deployment of a Shopify-integrated internal portal to manage products, orders, customers, Stripe-based payments, and shipping, leveraging REST APIs for seamless data synchronization and increasing the efficiency of the operations team by 50%.
Led the development of a medical spa management system, to track patient appointments, consents, nurses schedules and implementing tab-specific check-in operations for faster customer processing and seamless workflow management, reducing appointment wait times by 40%.
Senior Software Developer
Enqos Technologies
Feb 2017 - Oct 2017
Technologies:
.NET Core,
Razor Pages,
HTML,
CSS,
JavaScript
Built an internal performance monitoring application for the in-house digital marketing teams.
Worked on rewriting legacy .NET code for Tucows internal application.
Senior Software Developer
QBurst Technologies
Feb 2015 - Jan 2017
Technologies:
.NET MVC 5,
SQL Server,
Angular JS,
Polymer JS
Developed a .NET MVC application assisting a Spa management tool.
Worked as an Angular frontend developer on a team collaboration app.
Built a Slack bot to help manage team meetings.
Developer
Tata Consultancy Services
Aug 2011 - Feb 2015
Technologies:
.NET MVC 3,
SQL Server
Developed a tool to validate weekly data migrations by automatically comparing Excel files and outputting the results in a web based format for easier verification.
Built a dashboard using .NET MVC3 to monitor the status of the data migrations.