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Tharindu
Damith.
Associate Tech Lead · Full-Stack & AI Engineer

I build web, mobile, and AI-powered products, from Next.js platforms to LLM pipelines, n8n automations, and Solana smart contracts. 6+ years shipping production systems from Colombo, Sri Lanka.

  • React & Next.js
  • React Native / Flutter
  • Node.js / NestJS
  • TypeScript
  • AWS (RDS, Lambda, ECS, Amplify)
  • Docker / CI/CD
  • Terraform
  • AI & LLM Integration
  • n8n Automation
  • Bubble.io
  • Solana / Web3
Tharindu Damith, Associate Tech Lead
6+ Years
Full Stack

About Me

Associate Tech Lead with 6+ years across fintech, wealth management, automotive, and healthcare, building production-grade web platforms, mobile apps, and AI-integrated systems.

I ship across the stack: React and Next.js on the front end, React Native and Flutter for mobile, Node.js on the back end, and AWS infrastructure underneath, managed with Terraform and CI/CD (RDS, Lambda, ECS, Amplify, Docker). Recent work spans client platforms like PlayNet and Asia Securities, SaaS platforms like Lendermate, PawStay, and AutoScout, consumer mobile apps like SnapWeight, RenterMate, and BrainBench, and AI-driven products, including LLM pipelines, n8n workflow automations, and Bubble.io no-code builds.

I'm strongest when owning delivery end-to-end: technical planning, code reviews, architecture, cloud infrastructure, backend APIs, and frontend UX, for fintech, healthcare, automotive, and SaaS products.

Technical Skills

Languages
TypeScript, JavaScript, PHP
Frontend
React, Next.js (App Router, SSR/ISR), Angular, Tailwind CSS, Astro
Mobile
React Native, Expo, Flutter
Backend
Node.js, NestJS, REST APIs, WebSockets, Webhooks
Databases
PostgreSQL (Amazon RDS), DynamoDB, MongoDB, MySQL
Cloud & DevOps
AWS (Lambda, ECS, EC2, S3, Amplify, Cognito, CloudWatch, CloudFormation), Terraform, Docker, CI/CD, Serverless
AI & Automation
LLM API integration, Streaming responses, AI vision, n8n, Bubble.io
Web3
Solana, Anchor, IPFS
Platforms
Salesforce, Stripe

Work Experience

My professional journey

  1. Associate Tech Lead

    Apium Innovation (Pvt) Ltd

    Lead technical planning, code reviews and delivery of web and mobile platforms, building Next.js and React frontends, NestJS/Node.js backends and React Native apps for fintech and engagement-tracking clients.

  2. Senior Software Engineer

    Apium Innovation (Pvt) Ltd

    Built production systems for wealth management, logistics and SaaS clients, covering third-party integrations, Terraform-managed AWS infrastructure and n8n workflow automation.

  3. Software Engineer

    CyberStorm Asia (Pvt) Ltd

    Developed full-stack web applications with React, Next.js and Node.js, including real-time messaging, content publishing platforms and SEO-focused business websites.

  4. Engineering Intern

    CodeGen International

    Supported the engineering team on software development tasks, gaining hands-on experience with professional development workflows, version control and team-based delivery.

Featured Projects

Production systems across AI, SaaS, mobile, and Web3, shipped end-to-end

AP Featured

Mobile App / iOS & Android

AMC PrepPro: Medical Exam Prep

Full-featured study app for the AMC exam with QBank workflows, timed 150-question mock exams, performance analytics, and an offline-first data layer.

  • React Native
  • Expo
  • Node.js
Live on Google Play & App Store Play Store
PG Featured

SaaS Platform / Web

PlayNet: Game Engagement Tracking Platform

Engagement tracking platform used by brands like Unilever and the Singapore Tourism Board. I built the Next.js web frontend and an analytics dashboard for player engagement across Roblox and Minecraft, with React Query and ISR caching to cut repeat API calls and page load times.

  • Next.js
  • TypeScript
  • React Query
  • Node.js
Production Live Site
TG Featured

Fintech / Web & Mobile

ThirdPay: Global Digital Dollar Business Accounts

Cross-border payments platform that lets businesses collect money locally, hold treasury in USD-pegged digital dollars (USDC on Solana), and send payouts globally. I built the business marketing website plus the ThirdPay web and mobile apps: a NestJS backend, a React web app, and a React Native mobile app.

  • NestJS
  • React
  • React Native
  • TypeScript
  • REST APIs
  • Solana
Production Live Site
AC Featured

SaaS Platform / Web

AutoScout: Car Dealership Management Platform

A multi-app automotive dealership platform built as a Next.js monorepo. It handles real-time inventory management, an AWS Amplify admin dashboard secured with Cognito auth, and a public listings site, so dealers can manage stock from one place.

  • Next.js
  • TypeScript
  • AWS Cognito
  • AWS Amplify
  • Docker
  • CI/CD
Production
LL Featured

SaaS Platform / Web & Mobile

Lendermate: Loan Management SaaS

Multi-tenant SaaS platform for lenders to manage business and individual loans, with strict per-lender data isolation via row-level security on Amazon RDS PostgreSQL, across a shared web and mobile codebase.

  • Next.js
  • TypeScript
  • Flutter
  • Amazon RDS
  • AWS Lambda
  • Docker
Production
RR Featured

Mobile App / iOS & Android

RenterMate: Rental Business Management

Cross-platform app for rental businesses to manage inventory, bookings, customers, and invoicing in real time, paired with a marketing site and self-serve demo/pricing flow.

  • React Native
  • Expo
  • Node.js
  • AWS EC2
  • Amazon S3
  • CI/CD
Live on Play Store Play Store
SA Featured

AI & Automation / iOS & Android

SnapWeight: AI Weight & Nutrition Tracker

AI-powered nutrition app that estimates food weight and macros from a photo, with streak tracking, personalized goals, and Stripe-powered subscriptions.

  • React Native
  • Expo
  • AI Vision
  • Stripe
Live on Play Store Play Store
AV Featured

AI & Automation / Web

AI Vehicle Analysis & Valuation System

AI-driven valuation platform combining LLM analysis with live MMR and KBB/Bluebook data, real-time streaming output, and an interactive insights dashboard.

  • Node.js
  • React
  • LLM APIs
  • Streaming
Production
PW

AI & Automation / Web

Purple: WiFi Platform Workflow Automation

Purple is a guest, staff, and multi-tenant WiFi platform live across 80,000+ venues worldwide. I built the n8n workflow automation layer, connecting internal systems and third-party services through webhooks and REST APIs, with scheduled workflows that automate operational processes and replace manual steps.

  • n8n
  • Workflow Automation
  • Webhooks
  • REST APIs
Production Live Site
GO

SaaS Platform / Web & Mobile

Growya Ops: Farm Operations & Finance Platform

An operations and finance platform built for agricultural businesses. It covers inventory, farm dashboards, and business finance tracking, deployed on AWS with a companion mobile app.

  • Next.js
  • TypeScript
  • Amazon RDS
  • AWS Lambda
  • Docker
  • CI/CD
Live on Play Store Play Store
BC

Mobile App / iOS & Android

BrainBench: Cognitive Training Games

A Human Benchmark-style mobile app with 16 offline brain games spanning memory, reaction speed, attention, and logic, with on-device best-score tracking.

  • React Native
  • Expo
  • TypeScript
  • Expo Router
Live on Play Store Play Store
PM

SaaS Platform / Web & Mobile

PawStay: Multi-Tenant Pet Boarding SaaS

SaaS platform for pet boarding facilities with a Next.js staff console, an Expo-based mobile ops app, and an AWS-backed, Docker-deployed API layer on Amazon RDS.

  • Next.js
  • Expo
  • Amazon RDS
  • AWS Lambda
  • Docker
  • CI/CD
Production
CA

AI & Automation / iOS & Android

CosmoSeer: AI Astrology App

Offline-first astrology app delivering daily horoscopes, natal readings, zodiac compatibility, and an AI chat oracle, with a graceful fallback when the AI backend is unavailable.

  • React Native
  • Expo
  • TypeScript
  • LLM APIs
In Development
NA

AI & Automation / Workflow

n8n AI Workflow Automations

Designed and deployed AI-augmented n8n automation workflows connecting CRMs, messaging platforms, and LLM APIs to eliminate manual data entry and trigger real-time business actions.

  • n8n
  • LLM APIs
  • Webhooks
  • REST APIs
Client Projects
BI

AI & Automation / Web

Bubble.io AI-Powered Apps

Built and shipped AI-integrated no-code applications on Bubble.io, wiring LLM APIs and third-party services into visual workflows for rapid client MVP delivery.

  • Bubble.io
  • LLM APIs
  • No-Code
  • API Integrations
Client Projects
AS

SaaS Platform / Web

Asia Securities: IPO & Unit Trust Platforms

Secure IPO and unit trust investment platforms with real-time dashboards, account workflows, and transaction flows. Integrated third-party authentication and data providers, with Terraform-managed AWS infrastructure (Cognito, ECS, CloudWatch) in production.

  • React
  • Node.js
  • DynamoDB
  • AWS
  • Terraform
Production Live Site
PP

Web3 / Web

POAP Platform: Solana NFT Minting System

Event-triggered Solana NFT minting system with multi-wallet support, IPFS metadata pipelines, and a React-based claim experience.

  • Solana
  • Anchor
  • React
  • TypeScript
  • IPFS
Production

Additional Work

Earlier client and agency projects across web and ecommerce.

CR

Web Project / Web

Car Rental Service

Booking platform for a car rental business with payment integration and admin fleet management.

  • React
  • Node.js
  • MongoDB
Completed
CH

Web Project / Web

ChattyBunny

Social discovery platform with real-time Socket.IO messaging (presence, typing indicators, read receipts), a MongoDB data model with cursor-based chat pagination, and JWT-secured APIs.

  • React
  • Node.js
  • Socket.IO
  • MongoDB
  • JWT
Completed
KF

Web Project / Web

Kamuda Food App

Food delivery web application for the Sri Lankan market, covering ordering, tracking, and payments.

  • Angular
  • Node.js
  • MongoDB
Completed
PC

Web Project / Web

Packbook: Courier Delivery Platform

Courier delivery platform covering shipment booking, real-time tracking, and dispatch operations, backed by MySQL structures for shipments, routes, and dispatch records.

  • PHP
  • JavaScript
  • MySQL
Completed Live Site
NL

Web Project / Web

Newsz.lk: News Platform

News platform for Sri Lanka and Australia with a Node.js/Express API for region and category feeds, an admin publishing and scheduling workflow, and caching and SEO improvements.

  • React
  • Node.js
  • Express
Completed
AC

Web Project / Web

Australian Carpentry Service

Statically generated Next.js marketing site with LocalBusiness structured data, a sitemap, optimized images, and a validated quote request form. Delivered within one week.

  • Next.js
  • SSG
  • SEO
Completed
AI

Web Project / Web

Apium.io Company Website

Designed and delivered Apium Innovation’s corporate website with a clean, conversion-focused structure built with React and Tailwind CSS, reviewed, and launched.

  • React
Completed Visit
ME

Web Project / Web

Moonstorm Ecommerce

Ecommerce storefront for a jewelry business with catalog, cart, and checkout flows.

  • WordPress
  • WooCommerce
Completed
EA

Web Project / Web

Essex Aesthetics

Static marketing site for a skincare treatment business, delivered within three weeks.

  • HTML
  • CSS
  • JavaScript
Completed
SF

Web Project / Web

SEO Fulham

Static marketing site for an SEO agency, designed and delivered within one week.

  • HTML
  • CSS
  • JavaScript
Completed

Writing

Technical articles on Solana and Web3

  • Substack

    Solana Smart Contracts Tutorial: Build, Deploy, and Test Your First Program with Rust

    A step-by-step guide to Solana program architecture and hands-on Rust development: building, deploying and testing a first on-chain program.

    Read article
  • Substack

    The Blockchain Multiverse: Layers That Power Web3

    Blockchain architecture from Layer 0 to Layer 2, and how interoperability, base-layer consensus and scaling solutions work together.

    Read article
  • Medium

    Web3: Reclaiming Our Digital Selves: A Human Revolution for the Internet

    How Web3 moves ownership of digital identity, data and creative content from centralized platforms back to users through decentralized architecture and self-custodied accounts.

    Read article

Get In Touch

Have a project in mind? Let's discuss.