Kartik Bajaj
Verified Expert in Engineering
Full-stack Developer
Vancouver, BC, Canada
Toptal member since August 31, 2021
Kartik is a seasoned engineering leader with a strong technical foundation and experience across high-growth startups and established tech companies. In his most recent position as Co-founder and VP of Engineering at WonderFi, he was responsible for driving product engineering and development strategy and scaling engineering operations to support the company’s ambitions in the fintech and Web3 space.
Portfolio
Experience
- JavaScript - 7 years
- Node.js - 5 years
- React - 4 years
- Go - 4 years
- Social APIs - 4 years
- Web3.js - 3 years
- Blockchain - 3 years
- Shopify - 3 years
Preferred Environment
Node.js, Blockchain, Solidity, Go, React, React Native, Machine Learning, Artificial Intelligence (AI), Back-end, Expo
The most amazing...
...work I've done is co-founding and leading the engineering for Canada's largest publicly traded cryptocurrency exchange.
Work Experience
Co-founder and VP of Engineering
WonderFi Technologies Inc
- Led engineering through multiple acquisitions, integrating Coinberry, Bitbuy, CoinSmart, and Blockchain Foundry platforms with minimal downtime and seamless user migrations.
- Built and scaled WonderFi Labs, driving Web3 innovation with new blockchain and wallet products while maintaining engineering velocity during major mergers.
- Consolidated platforms post-merger, streamlining infrastructure, unifying product pipelines, and achieving significant cost savings across engineering operations.
- Scaled engineering team and processes, growing from startup mode to supporting a public company while ensuring delivery of secure, compliant fintech products.
- Strengthened platform reliability, leading upgrades to cloud infrastructure and DevOps practices that improved uptime, security, and scalability during rapid growth.
Lead Technical Staff Member
Salesforce
- Built a multi-cloud CI/CD infrastructure that automated deployments across 20,000+ AWS and GCP VMs daily, ensuring high availability and rapid feature delivery.
- Decomposed monolithic systems into microservices, improving scalability, fault isolation, and deployment velocity for critical internal engineering workflows.
- Transitioned infrastructure from legacy servers to Kubernetes, standardizing environments, reducing downtime, and enabling elastic scaling across clouds.
Director of Engineering
Galaxy Digital
- Engineered and launched ICO platforms that enabled blockchain startups to securely raise over $50 million in ETH through token sales.
- Designed and wrote Ethereum smart contracts, ensuring secure, audited code for large-scale fundraising and investor trust.
- Built and led the early engineering team, delivering scalable blockchain infrastructure and tools that supported multiple high-profile ICOs.
Senior Software Developer
Hootsuite
- Transitioned a monolithic front-end application into multiple smaller React apps.
- Built a CI/CD release pipeline for the React applications.
- Introduced Go at the company and wrote the first production-level microservice.
Experience
NFT Marketplace
Game Tracker
Personality-based NFTs
https://www.personalitynft.comMediflix
https://www.mediflix.com/Smart Contract and Discord Bot Development
https://lore.xyz/Education
Master's Degree in Computer Science
University of British Columbia - Vancouver, BC, Canada
Bachelor's Degree in Computer Science
Vellore Institute of Technology - Vellore, India
Skills
Libraries/APIs
Node.js, React, Social APIs, Web3.js
Tools
Slack, Expo
Languages
Solidity, JavaScript, Go, TypeScript, Java, PHP, GraphQL, HTML, CSS
Platforms
Shopify, Blockchain, Amazon Web Services (AWS)
Paradigms
Continuous Deployment, Responsive Web Design (RWD)
Frameworks
React Native
Storage
MySQL, Databases
Other
Artificial Intelligence (AI), Computer Science, Decentralized Finance (DeFi), Machine Learning, ERC-721, Back-end, Smart Contracts, Ethereum Smart Contracts, Non-fungible Tokens (NFT), Front-end, Discord Bots, Discord
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