Danishkar Sivalingam

Danishkar Sivalingam

Full-Stack & AI Engineer

My kinda SDLC

Make it work. Make it better. Make it faster.

Full-Stack & AI Engineer specializing in production RAG architectures, scalable Spring Boot microservices, high-performance React frontends, and intelligent vector search systems. Proven track record delivering automated test pipelines and high-throughput enterprise platforms.

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Colombo, Sri Lanka (GMT+5:30)Limark TechnologiesFirst Class Honours

Tech Stack

Tools & Technologies

Technologies I work with daily

TypeScript
JavaScript
React
Next.js
Java
Spring Boot
Python
Node.js
Express
NestJS
Tailwind CSS
HTML
CSS
Playwright
MongoDB
PostgreSQL
MySQL
OpenAI
Docker
AWS
Git
Flutter
Whisper AI
PyTorch
Appium
TypeScript
JavaScript
React
Next.js
Java
Spring Boot
Python
Node.js
Express
NestJS
Tailwind CSS
HTML
CSS
Playwright
MongoDB
PostgreSQL
MySQL
OpenAI
Docker
AWS
Git
Flutter
Whisper AI
PyTorch
Appium

Journey

Experience & Education

My professional journey

Software Engineer

Nov 2024 – PresentCurrentFull-Time

Limark Technologies

Developing scalable React & TypeScript features for an enterprise wealth management platform.

  • Enhanced core features and user workflows across multiple platform modules.
  • Built API & web test automation frameworks using Playwright with API mocking and auth storage.
ReactTypeScriptPlaywrightREST APIsCI/CD

Associate Software Engineer

Jul 2024 – Nov 2024Full-Time

Limark Technologies · Enterprise AI & Mobile Automation

Engineered automated APK validation and built an enterprise AI conversational platform.

  • Automated APK validation pipelines using AWS Device Farm, Appium, Spring Boot, and Spring Batch.
  • Built enterprise AI conversational bot integrating OpenAI, MongoDB Vector Search, and ServiceNow.
AWS Device FarmAppiumSpring BootOpenAIMongoDB Vector Search

Software Engineer Intern

Jul 2023 – Jun 2024Internship

Limark Technologies · Full Stack & Web Scrapers

Built full-stack React & Spring Boot applications, semantic search AI capabilities, and web scraping pipelines.

  • Engineered semantic search with vector embeddings, citation provenance, and analytics endpoints.
  • Developed custom browser extensions and web scraping workflows using Python & Playwright.
React.jsSpring BootVector SearchPythonPlaywright

BSc (Hons) Software Engineering

2021 – 2026

First Class Honours

Informatics Institute of Technology (IIT)

Affiliated with University of Westminster, London, UK

  • First Class Honours academic standing
  • IEEE Published Research Paper Author

Cambridge Advanced Level (A-Levels)

2019 – 2021

Passed with 2 As & 1 C

Royal Institute International School

Cambridge Assessment International Education

  • Strong foundation in Mathematics and Physical Sciences