
Vedansh Garg
Verified Expert in Engineering
Software Developer
Bengaluru, Karnataka, India
Toptal member since October 31, 2019
Vedansh is a CTO and AI engineer with 12+ years of experience. He recently led the deployment of a voice AI platform, enabling hundreds of agents for Fortune 500 clients and achieving 3x cost reduction. Previously, he founded Devsnest and ran the world's largest coding bootcamp and scaled HackerRank from 500,000 to 10M+ developers. He has taken 6+ products from zero to one, and brings a strong passion for solving real problems and building and scaling AI-driven products.
Portfolio
Experience
- Python - 12 years
- Amazon Web Services (AWS) - 12 years
- Ruby on Rails (RoR) - 12 years
- React - 9 years
- Artificial Intelligence (AI) - 8 years
- CTO - 6 years
- AI Agents - 4 years
- Voice AI - 3 years
Preferred Environment
Agentic AI, OpenAI API, LangChain, Python, Ruby on Rails (RoR), Fractional CTO, Amazon Web Services (AWS), React, FastAPI, Claude Code
The most amazing...
...project I built is a voice AI platform that deploys hundreds of agents for Fortune 500 clients—thousands of simultaneous calls, <300ms latency, 99.99% uptime.
Work Experience
Fractional CTO
Reachall AI
- Developed a voice AI platform for enterprise-scale agent deployment.
- Led a team of four engineers deploying hundreds of voice agents across thousands of use cases.
- Built voice agents for Fortune 500 companies, including Reliance, and reduced onboarding costs by 3x.
- Architected concurrent calling infrastructure: thousands of simultaneous calls, <300ms latency, 99.99% uptime.
- Worked on multilingual agents handling lead qualification, customer support, appointment booking, and outbound calling.
Fractional CTO
Fractional CTO Consulting
- Built and scaled this AI writing Chrome extension (JetWriter AI) to 500,000+ users and $20,000 MRR in one year. Integrates with Gmail, LinkedIn, Slack, Freshdesk, and Zendesk.
- Built an AI recruiter automating 50% of a human recruiter's workload, filters, ranks, outreach, and communication, end-to-end. Built and shipped the ATS.
- Built an AI legal drafting platform for Indian lawyers. Case tracking, legal research, scraping, and indexing Indian case law.
- Led a team of three, working os a healthcare platform connecting patients with doctors and therapists across specialties, with multiple compliance checks happening in the background.
Co-founder & CTO
Equal Collective
- Built and scaled an AI-native SaaS for Amazon eCommerce.
- Built AI sales agents automating outbound for Amazon agencies, including prospect research (30-second reads replacing 30-minute manual), AI lead scoring, and personalized outreach.
- Led a team of five engineers building a platform automating the entire workflow of Amazon agencies and D2C brands.
- Worked with agents to handle product listing, inventory, ad spend, and seller operations end-to-end for 20+ agencies.
Tech Lead
Owens Corning - Customer Center of Excellence
- Led a team of five engineers across multiple product and platform initiatives.
- Drove migration from third-party event workflows to in-app experience, simplifying contractor registration.
- Built multi-location account logic, including eCommerce flows and fund redemption rules.
- Reworked legacy dashboard into a cleaner, extensible system, easier to scale without adding complexity.
- Created an in-app award nominations workflow, replacing Excel-based operations, and reduced CST effort by 70%.
- Built custom API logging and created AI-assisted development flows to ship faster.
Founder, CEO, and CTO
Devsnest
- Built and launched the world's largest boot camp with 15K+ Users.
- Built automated assignments, assessments, and reviews, bringing down a typical boot camp cost from a range of $30,000-$10,000 to $10, a 1,000x cost leverage.
- Built integrations with Discord to launch peer learning. This feature led to our Discord server seeing 30,000 voice minutes per day and becoming one of the most active servers.
- Created a virtual college by launching user profiles, Code Sandboxes, and a leaderboard with over 200 problems and projects.
Tech Lead
Casper Sleep Inc - Main
- Managed the fulfillment service of an eCommerce giant, with thousands of warehouses and inventories located in over two countries.
- Built an EDI microservice to manage eCommerce transactions between different large eCommerce platforms.
- Improved customer bug tracking to auto-resolve common data issues. Improved the NPS score and reduced the bug frequency by 72%.
Senior Software Developer
HackerRank
- Led a team of five developers to scale HackerRank's community from 500,000 developers to 10M+ developers. Added DB indexes, rewrote various APIs, identified slow queries, and added autoscaling rules.
- Migrated HackerRank monolith from Rails 4 to Rails 5. Migrated two separate microservices from Rails 5.0 to Rails 6.0.
- Managed the mail system of HackerRank: scaled it to support 10+ million emails a day, built tools to easily A/B test on different cohorts, and reduced massive costs.
- Led the development of HackerRank Jobs Microservice, which powers the entire sourcing experience of 10 million candidates and thousands of recruiters.
- Built the skills microservice from scratch, which maps every action in HackerRank to a skill. Deployed the entire service in two weeks; it serves an average of one million actions every day.
- Created a challenge recommendation engine for HackerRank using item-item collaborative filtering to provide all challenge recommendations, which increased retention by 20%.
- Built HackerRank contests, where developers worldwide can code and compete simultaneously, and view their live ranks on the leaderboard.
- Developed tools and pipelines to make HackerRank GDPR compliant. Built the initial analytics of the HackerRank pipeline using MongoDB and Redshift with 10-100 million events a day.
Experience
Volunteer at NavGurukul
I mentored 80+ students In algorithms and web development, built their content platform and designed and created content that can be consumed effortlessly by high schoolers.
Education
Bachelor's Degree in Computer Science
KIET - India
Skills
Libraries/APIs
Backbone.js, API Development, JSON API, React, REST APIs, Resque, Sidekiq, Node.js, Stripe Connect, Vue, Devise, jQuery, Google APIs, Facebook API, Shopify API, OpenAI API, D3.js, SendGrid API, Stripe, Windows API
Tools
Git, RabbitMQ, NGINX, Ansible, Mailchimp, Amazon Elastic Container Service (ECS), Balsamiq, Celery, CircleCI, Jenkins, GitHub, Amazon Simple Queue Service (SQS), Claude Code, Claude, Zapier, n8n, Make (formerly Integromat), IntelliJ IDEA, Visual Studio, Auth0, AWS CloudFormation, Amazon EKS, Apache, Hotwire, Turbo, RSpec, Sublime Text
Languages
C++, Ruby, Python, JavaScript, HTML, CSS, SQL, GraphQL, CoffeeScript, Bash, TypeScript, Go, XHTML, Java, PHP, HTML5
Frameworks
Ruby on Rails (RoR), Django, React Native, Django REST Framework, Serverless Framework, Vanilla JS, Tailwind CSS, Ruby on Rails 4, Express.js, Angular, Laravel, Flutter, Ruby on Rails 7, Stimulus, Next.js
Paradigms
Agile, Test-driven Development (TDD), Microservices Architecture, Microservices, API Architecture, Responsive Layout, Application Architecture, DevOps, Continuous Integration (CI), Back-end Architecture, Database Design, B2B, Agile Project Management, Automation, API-first Development, Enterprise Application Architecture, Azure DevOps, UX Design, ETL, RESTful Development, Agile Software Development, Object-oriented Programming (OOP), MVC Design, Mobile Development
Platforms
Docker, Linux, Amazon Web Services (AWS), Google Cloud Platform (GCP), Kubernetes, Twilio, Ubuntu, Amazon EC2, Firebase, New Relic, Vercel, Heroku, Azure, AWS Lambda, Shopify, MuleSoft, Mandrill, DigitalOcean, Mobile, WooCommerce, Android, iOS, Apache Kafka, MacOS, Eclipse, Sideqik, AWS Elastic Beanstalk, Visual Studio Code (VS Code), Contentful
Storage
MySQL, PostgreSQL, Redis, Memcached, Elasticsearch, Database Migration, Databases, Amazon S3 (AWS S3), MongoDB, Data Pipelines, Database Management
Industry Expertise
Project Management, Accounting
Other
Architecture, Technical Hiring, Code Review, Source Code Review, Task Analysis, Interviewing, APIs, Full-stack, Team Management, Code Auditing, Discord Bots, Integration, CTO, A/B Testing, Landing Pages, Technical Leadership, Web Development, Scalable Architecture, Software Design, Discord, Scraping, Back-end Development, API Integration, Creative Problem Solving, Front-end, Back-end, App Integration, System Architecture Design, Technical Architecture, CI/CD Pipelines, Amazon RDS, SaaS, Business to Business (B2B), Telephony, MVC Frameworks, Web Scraping, Startups, RESTful Web Services, Project Management & Work Tracking Tools, Minimum Viable Product (MVP), Data Scraping, IT Project Management, Cloud Architecture, IT, Communication, Full-stack Development, Data Science, Software Troubleshooting, Project Scoping, Mentorship, Software Development Management, Engineering, Delivery Management, eCommerce, Engineering Management, People Management, Algorithms, Data Structures, Software Development, Optimization, Cloud, Artificial Intelligence (AI), Cloud Infrastructure, Product Management, Web Platforms, Software Architecture, CSV File Processing, Performance, Technical Analysis, Technical Reports, OpenAI GPT-4 API, Fractional CTO, Startup Consulting, Technology, Startup Funding, Fundraising Consultant, Mobile Apps, Compliance, Bots, Web App Development, Data Architecture, IT Consulting, Front-end Architecture, Content Management Systems (CMS), Consulting, Data Migration, Technical Reviews, Technology Strategy & Architecture, Product Delivery, IT Strategy, Software Development Lifecycle (SDLC), Technical Project Management, Workflow Automation & System Integration, AI Agents, Voice AI, Platforms, Third-party APIs, AI Automation, Workflow Automation, Middleware, Sitecore, Migration, Plugins, Lambda Functions, Exports, Machine Learning, Enterprise Architecture, Enterprise, Calendars, DocuSign, Oracle Fusion Applications, Distributed Systems, Leadership, Stripe Payments, Dry-rb, Data Processing, Infrastructure as Code (IaC), Accounting Software, Solution Architecture, Data Engineering, Data Visualization, Scalability, Advisory, Mobile App Development, Social Media Apps, Progressive Web Applications (PWAs), PWA, Large Language Models (LLMs), Natural Language Processing (NLP), Supabase, Cloudflare, Fintech, Documentation, Security, Orchestration, Subscriptions, AI Integration, IT Security, System Design, Enterprise Resource Planning (ERP), Board Reporting, Agentic AI, User Experience (UX), Computer Vision, Perplexity, Cursor AI, Data Labeling, Image Processing, Complex Data Analysis, Data Analysis Consultant, Project Consultancy, ETL Pipelines, OAuth, Remote Work, Legacy Software, Procurement, Voice, AI Voice Agents, Hiring, Agentic RAG Systems, LangChain, FastAPI
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