Vijeyakumar Vineescar

Software Engineer

Batticaloa, Sri Lanka(+94) 777 478 524vineescar21@gmail.comvijeyakumar vineescarPortfolio

Profile

Full-stack Software Engineer with hands-on expertise across Vue, Nuxt, React, Next.js, FastAPI, Spring Boot, TypeScript, and Node.js. Experienced in real-time communication via Worker Threads and WebSockets, secure authentication with OAuth2 and JWT, and cloud-native deployments on AWS and Azure. Skilled in modern UI frameworks — Tailwind CSS, MUI, shadcn/ui — and backend patterns including ORM-driven migrations, role-based access control, and RESTful API design. Passionate about clean, maintainable code and leveraging AI tooling to accelerate development workflows.

Work Experience

Software EngineerCheckMinistry
Feb 2026 – Present
  • Developing scalable full-stack web applications using React, Next.js, and TypeScript with modern frontend architecture.
  • Building robust backend services and RESTful APIs with Node.js and Express for secure, scalable server-side operations.
  • Implementing secure authentication and authorization using OAuth2 and JWT for robust access control and data protection.
  • Deploying cloud-native applications on AWS using Lambda, EC2, S3, Cognito, and Amplify for scalable production deployments.
  • Designing and managing relational and NoSQL databases including PostgreSQL, MySQL, and MongoDB.
  • Maintaining code quality through ESLint, Prettier, and Git version control while collaborating across the development lifecycle.
ReactNext.jsTypeScriptNode.jsExpressAWSPostgreSQLRedux ToolkitOAuth2JWT
Software EngineerTrivyol Inc
May 2025 – Feb 2026
  • Developed high-performance RESTful APIs using FastAPI with SQLAlchemy ORM for secure, type-safe backend operations.
  • Architected and maintained relational database schemas using Alembic for version-controlled migrations across environments.
  • Designed dynamic, responsive UIs with Vue.js and Nuxt.js using Tailwind CSS, ESLint, and server-side rendering for SEO.
  • Integrated Vue.js frontends with FastAPI backends to deliver seamless, scalable single-page applications.
  • Leveraged AWS DynamoDB, Timestream, Cognito, Lambda, and S3 for cloud-native data storage and analytics.
Vue.jsNuxt.jsFastAPIPythonSQLAlchemyAlembicTailwind CSSAWSPinia
Software EngineerAxallant Tech
Aug 2023 – Mar 2025
  • Built micro-frontend React TypeScript applications meeting client requirements, improving scalability and team collaboration.
  • Implemented real-time voice communication via Worker Threads and WebSocket-powered chatbot for audio and text interactions.
  • Integrated Stripe payment processing and Redux Toolkit state management in complex production applications.
  • Developed Spring Boot backends with Spring Security, JWT, OAuth2, and connectivity to PostgreSQL, MySQL, and MongoDB.
  • Built role-based UIs with dynamic rendering for admin, manager, and employee roles within an ERP system.
  • Managed Azure cloud infrastructure with Terraform and ensured code quality via ESLint, Prettier, and automated testing.
  • Delivered end-to-end test coverage using Selenium (Java) and Playwright (JavaScript).
ReactTypeScriptSpring BootNode.jsAzureTerraformReduxWebSocketOAuth2SeleniumPlaywright
Software Engineer InternSLT Mobitel
Jan 2023 – Jul 2023
  • Built backend functionalities with Spring Boot, connecting to SQL databases and delivering single-page applications.
  • Collaborated with the SOA team, integrating services through IBM Integration Bus (IIB).
  • Created dynamic React.js frontend components and contributed to RPA workflows using UiPath.
ReactSpring BootSQLIBM IIBUiPath

Skills

Frontend

Vue.jsNuxt.jsReactNext.jsTypeScriptJavaScriptTailwind CSSMaterial-UIshadcn/uiReka UIFigmaSSRMicro Frontends

Backend

FastAPISpring BootNode.jsExpressRESTful APIsSQLAlchemySpring SecurityOAuth2JWTWorker Threads

Databases

PostgreSQLMySQLMongoDBDynamoDBTimestreamAlembic

State Management

Redux ToolkitPiniaContext API

Cloud & DevOps

AWS LambdaS3CognitoEC2AmplifyAzureTerraformCI/CD

Testing & Tooling

SeleniumPlaywrightUiPath RPAESLintPrettierRuffGitClaude AI Agents

Integrations

StripeIBM IIBWebSocketRBAC

Projects

Real-Time Medical Monitoring & Consultation System

Full-stack health monitoring platform with a Spring Boot backend and React frontend. Collects heart rate, SpO2, and temperature from wearable devices via REST polling, enriches readings with live weather data via WeatherAPI, and processes results through an LLM for AI-driven health advice. Includes separate doctor and patient portals and a real-time chatbot for remote consultation. Presented and selected for further recognition in Singapore.

Spring BootReactMongoDBLLMRESTWebSocketWeatherAPI

ERP System for Job Recruitment & Management

Full-stack recruitment ERP connecting clients and companies for streamlined job postings, applications, and candidate distribution. Features JWT authentication, Spring Security RBAC, dynamic role-based UI rendering, and an admin panel for assigning candidates to specific vacancies.

ReactSpring BootMySQLSpring SecurityJWTMUIRBAC

Apaluma Analytics Platform ↗ platform.apaluma.com

Business analytics dashboard enabling real-time visualization of key metrics through interactive charts. Implements Amazon Cognito for secure role-based authentication, AWS DynamoDB for data storage, and is deployed on Vercel with built-in CI/CD for global distribution.

ReactAWS DynamoDBAmazon CognitoVercelCI/CD

Education

MSc in Data Science and Artificial Intelligence

University of Moratuwa

Jan 2026 – Jan 2028 (Reading)

BSc (Hons) in Electrical and Electronic Engineering

University of Jaffna

Aug 2018 – Oct 2023