YASINDU NETHMINA
Senior Full Stack
Engineer
Transforming complex challenges into high-performance, intuitive web products.
A FEW WORDS ABOUT ME
Senior Full Stack Engineer with 5+ years of experience architecting and delivering scalable, data-driven products across AI, analytics, and modern web systems.
With over 5 years of hands-on experience, I architect and deliver robust full stack solutions, leading both frontend and backend development for high-growth startups and global product teams. Most recently at V21 Studio, a top-tier UK-based design agency, I drove end-to-end engineering across 25+ client projects. Previously at ProtoKOLs, I led architecture for an AI-powered analytics platform transforming complex datasets across 100K+ influencers into actionable insights for brands, agencies, and Web3 teams.
EXPERIENCED IN
Full Stack Engineering
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Frontend Architecture
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Backend Systems
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AI
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Web3 Integrations
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Cloud & DevOps
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System Design
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API Development
TECH STACK
TypeScript
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JavaScript
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SQL
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Solidity
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React
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Next.js
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Tailwind CSS
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TanStack Query
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Shadcn UI
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Zustand
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Redux
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Vite
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Three.js
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Node.js
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Express.js
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PostgreSQL
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MongoDB
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Redis
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GraphQL
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tRPC
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Prisma
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Drizzle
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BullMQ
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Sentry
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Docker
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AWS
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Supabase
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Vercel
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GitHub Actions
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Wagmi
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Ethers.js
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Hardhat
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The Graph
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Tenderly
INNOVATIVE SOLUTIONS
FEATURED PROJECTS
2025
ProtoKOLs
View Case Study
ProtoKOLs is an AI-powered analytics platform that transforms complex social and blockchain data into actionable insights for brands, agencies, and Web3 teams to optimize their marketing and influencer strategies. The platform specializes in tracking influencers and projects across social media platforms and on-chain activities, providing comprehensive analytics through features like the KOL Checker for influencer analysis, Project Checker for project performance tracking, and advanced reporting tools. Users can monitor activity trends, create watchlists for real-time alerts, and access narrative mindshare heatmaps to understand market sentiment. The platform processes millions of social and on-chain events to deliver meaningful insights that help Web3 organizations make data-driven decisions for their marketing campaigns and partnership strategies.
Tech Stack: Next.js, TypeScript, Tailwind CSS, PostgreSQL, Docker, Redis, Nest.js, Prisma, TanStack Query, Supabase, tRPC, Zustand, BullMQ
2024
Block Central
View Case Study
Block Central is an advanced web3 platform offering a full suite of decentralized finance (DeFi) features. Users can easily monitor their assets and performance through a comprehensive dashboard. The platform includes a token swapper for trading BLOC tokens on the Polygon network, as well as Squid Router Swap for seamless cross-chain transactions. Additionally, the platform provides passive income opportunities through staking and farming, where users can stake tokens, provide liquidity in the BLOC-WETH liquidity pool, or farm tokens in the BLOC-WETH farming pool, earning rewards while supporting liquidity in the ecosystem. These features allow users to earn competitive returns. I was part of the team at Dappd that built this innovative blockchain application.
Tech Stack: Next.js, TypeScript, Solidity, Tailwind CSS, PostgreSQL, GraphQL, Docker, TanStack Query, Ethers.js, Wagmi, Viem, Tenderly, Squid Router
2024
xSurge - XTrader
View Case Study
xSurge - XTrader is a decentralized platform that enables users to view their holdings, swap, provide liquidity, and earn rewards through farming and liquidity pools. The platform features stable swaps and a gamified section, offering passive income opportunities. XTrader primarily utilizes xUSD, the world’s first appreciating stablecoin. By employing an innovative wrapping protocol and profit-generating mechanisms, xUSD provides both stability and growth potential for the xUSD community. This platform was developed by the team at Dappd, during my time working there.
Tech Stack: Next.js, TypeScript, Solidity, Tailwind CSS, Hardhat, Wagmi, Viem, tRPC, Chainlink Oracles, Tenderly
2024
Liquid NFTs
View Case Study
Liquid NFTs is a pioneering NFT marketplace introducing liquidity-backed NFTs with advanced DeFi mechanics. The platform features bulk nft collection creation, automated metadata generation via CSV uploads, and smart contract-enabled whitelist minting. Users can leverage liquidity pools for NFT trading, participate in burn-to-redeem mechanisms, and access comprehensive collection stats. The ecosystem includes an XP-based reward system, real-time NFT portfolio tracking with profile page, and advanced trading functionalities including listing, bidding, and burning mechanisms.
Tech Stack: Next.js, TypeScript, Tailwind CSS, TanStack Query, Shadcn, PostgreSQL, Docker, Prisma, Supabase, tRPC, Zustand, Wagmi, Viem, IPFS, Subgraphs, Moralis
2024
GPT Wars - 3D Landing Page
View Case Study
GPT Wars is the first upcoming AAA Shooter Survival Game that will be launched on the TON blockchain, developed by Thinker Friends Studio. The website features a clean and unique interactive design, highlighting the game's distinctive characters and theme. Users can also register and get whitelisted for the beta release of the game. I contributed to this project as a freelancer, where I was responsible for the entire development of the website.
Tech Stack: Next.js, TypeScript, Tailwind CSS, Three.js, WebGL
2023
Dappd Website
View Case Study
Dappd is a web3 development agency specializing in blockchain solutions, smart contracts, dApps, and automation. The website showcases their expertise in delivering secure and scalable decentralized applications for clients in the web3 space. I built this website while working at Dappd, effectively communicating the company's capabilities and services to potential clients.
Tech Stack: Next.js, Tailwind CSS, TypeScript, Shadcn
PROFESSIONAL JOURNEY
CAREER MILESTONES
07/2025 - 03/2026
Senior Full Stack Engineer - Full Time (Remote)
V21 Studio - Design Agency, United Kingdom
- Drove end-to-end engineering across 25+ client projects, taking full ownership from infrastructure and server-side systems to polished frontend implementation, shipping production-ready products at the speed and quality a top-tier design studio demands.
- Spearheaded technical direction across high-stakes client engagements, partnering directly with founders and designers to define architecture, establish engineering standards, and ensure projects were scoped and built for performance, scalability, and long-term maintainability.
08/2024 - 07/2025
Full Stack Engineer - Full Time (Remote)
ProtoKOLs - Influencer Data Analytics Platform, British Virgin Islands
- Led frontend architecture for data-rich visualization dashboards including analytics checkers, KPIs, and interactive charts, transforming complex datasets across 100K+ influencers into actionable insights.
- Engineered cost-efficient backend systems with AI-powered data classification, Redis caching, and API optimization, reducing third-party API costs by ~40% while maintaining data accuracy and freshness.
03/2023 - 07/2024
Full Stack Engineer - Full Time (Remote)
Dappd - Web3 Development Company, United States
- Shipped and maintained multiple production web applications for diverse clients, enabling 1M+ user transactions through tightly integrated frontend interfaces and high-performance backend APIs.
- Built event-driven data indexing pipelines with background workers to synchronize UIs with live on-chain data in real time, combined with caching strategies that reduced data latency by up to 70%.
04/2024 - 06/2024
Full Stack Engineer - Part Time (Remote)
Thinker Friends - Software Development Company, Panama
- Delivered an interactive 3D web experience using Three.js, WebGL, and Next.js that showcased in-production models and enabled real-time, browser-native interaction to support seed-round fundraising.
06/2021 - 02/2023
Full Stack Engineer & Game Developer - Full Time (Remote)
Monkey Empire - Game Development Company, France
- Built and scaled core gameplay systems handling reward distribution and token workflows, growing to 10,000+ active users and securing a $100K Arbitrum development grant.
NEED A DEVELOPER?
Let's work together.
Interested in collaborating on your next big project? I'd love to hear from you—let's build something great.
I work remotely full-time and have flexibility working with US/UK time zones.