- Full-stack EngineerSpotbeat (via Toptal)2016 - PRESENT
Technologies: React.js, GraphQL, Redux, Node.js, PostgreSQL
- Created a React.js-based PWA.
- Created a back-end API platform using Node.js, GraphQL, PostgreSQL, and PostGIS.
- Created a social network app with wall posts, comments, like, reactions, chat and follow users features.
- Node.js API Server DeveloperPrimedice2015 - 2016
Technologies: Node.js, Redis, PostgreSQL, Socket.IO
- Built a Node.js based API platform.
- Built a highly scalable back-end with Redis and PostgreSQL.
- Designed and built a secured API for Blackjack, Minesweeper, Plinko, and Bustabit games.
- Built a Bitcoin deposit/withdraw API.
- Designed and built a chat server using Socket.IO.
- Software EngineerRBD (via Toptal)2015 - 2015
Technologies: AngularJS, Node.js, MongoDB
- Built the entire link sharing app Theslinkapp.com from scratch.
- Developed an intelligent post creation form with fast auto-complete.
- Created a Node.js-based API server to serve the website and apps.
- Programmed a responsive web app with social network features such as post, comment, and follow.
- Wrote a real-time chat and comments engine.
- Full-stack DeveloperGogogab (via Toptal)2015 - 2015
Technologies: Node.js, AngularJS
- Built a real-time event management system.
- Built a scalable API server using Node.js.
- Built an AngularJS-based web app to manage events.
- CEOAponomy2014 - 2015
Technologies: Ionic, RSS, iOS, Android
- Built an app (Aponomy.com.au/fuelmate) for Western Australia to get best fuel prices.
- Node.js DeveloperCoinucopia (via Toptal)2014 - 2015
Technologies: AngularJS, Node.js, Bitcoin, MongoDB
- Created software for Bitcoin ATM machines.
- Built an API server for Bitcoin transactions.
- Created a Node.js-based serial port communicator for camera and bill validator hardware.
- Created an AngularJS-based web application to display real-time Bitcoin price and stats.
- Created infrastructure for AML/KYC of Bitcoin buyers.
- Software InnovatorMobius Innovations2012 - 2014
Technologies: Node.js, AngularJS, MongoDB, Redis, Machine learning
- Designed and developed a context-aware mobile advertising platform using machine learning and pattern recognition techniques.
- Built a highly scalable Node.js-based complex event processing engine for pattern matching in streaming sensor data such as location traces, bank transactions, weather, and social media events.
- Created an iOS and Android library that can be added to any mobile app to serve context-aware advertisements inside apps.
- Developed a data mining engine which provides semantic ontology-based mining of linked open data sources such as OpenStreetMap, DBpedia, and Freebase. It intelligently aligns the data from different sources and maintains a distributed triple data store.
- Programmed an AngularJS-based front-end portal to design and deploy rules for pattern matching.
- Founder and CTOAXS Solutions2010 - 2012
Technologies: Node.js, Redis, iOS, Push notifications
- Founded a company for mobile payment facilitation.
- Designed and developed the entire Node.js-based push notification platform for mobile payment receipts.
- Developed a Node.js and Socket.io-based front-end to send notifications to mobile apps.
- Built an Android app for mobile payments.
- Created an API for integrating the mobile payment feature in third-party apps.
- IT AnalystTATA Consultancy Service2005 - 2012
Technologies: C, SOAP, Web services
- Built a system size estimator to predict the future hardware requirements using the current load on the server.
- Built a SOAP application server to expose legacy services (written in C and COBOL) as web services using SOAP 1.2 protocol.
- Developed a testing framework for SOAP server integration testing.
- Built a WSDL generator in Java to auto-create WSDL for legacy services.
- Led the team of five developers and three testers.
- Founder and CTOBlackbull Investment Company2008 - 2010
Technologies: jQuery, PHP
- Designed and built a stock market technical analysis web app that shows beautiful charts for various technical analysis indicators such as MACD, TRIX, MA, and Stochastics.
- Built a web-based portfolio manager to track companies and set buy/sell triggers for stock prices.
- Built an SMS-based notification system to send buy/sell trigger notifications to mobile phones.
- Maintained a blog to explain technical analysis using stock market indicators.
- Built a real-time stock ticker service.