Rajan Singh Email and Phone Number

Ultimate Performer Project: Startup company with a brand-new idea for a Productivity app to be placed in the app stores. Worked on 2 applications for this project:1. Web & mobile app (Xamarin, C#, SQL Server): Created architecture & cybersecurity models. Mocked up the initial UI/UX. Created all 3-tiers: Started with designing data model in SQL Server and then created the other tiers in Xamarin.2. Web Store (Sitecore, C#, ASP.Net, & SQL Server): Created responsive store web pages using Sitecore.

Scorecard Project: Dashboarding system showing cybersecurity compliance data from multiple internal data sources. This was a total rewrite from ASP.NET/C#/SQL Server to ReactJS/C#/SQL Server. Moved from .NET 3.5 to .NET Core. Architected & developed this system using a microservices approach. Components included RESTful API’s, .Net Services, SQL Server, C#, ReactJS, Redis. Emphasized industry best practices. Mitigated cybersecurity threats via a formal Threat Model analysis. Deployed to Tanzu environment (cloud computing). Formerly known as Pivotal Cloud Foundry (PCF).

Worked on 2 projects:1. Stellar Project: Homegrown portal/intranet/dashboard intended for Cardiology groups to visualize patient, doctor, and medical practice data. Designed to compete with SharePoint and Tableau. Worked on the rewrite from C++ to C# & ASP.Net. Functionality included extracting data from Oracle and SQL Server databases and allowing the user to pick which parts of the data to visualize. Then charting was done via the SciChart library. Databases were Oracle & SQL Server. Wrote stored procedures in PL/SQL and T-SQL. Converted data into JSON to allow mobile apps to get data.2. AggyDeal Project: AggyDeal is a progressive web app/mobile app that aggregates personal goods from Facebook Marketplace, LetGo, OfferUp, 5Miles. Created the prototype app. Developed frontend in JavaScript/HTML/CSS using Windows. Backend was NodeJS running on Ubuntu Linux. Certified Chrome, Firefox, Safari, Edge in browsers running on the Android, iPhone (phones and tablets) as well as PC’s (running Windows, MacOS, and Linux). Created the initial screen mockups and the business analysis documents. Stored and analyzed geolocated user data for data mining analysis to determine item posting and item purchasing patterns. Especially analyzed rural patterns versus suburban and urban.

Miramar, Florida (Software Developer) 11/2018 to 11/2019Fidelio Project: Fidelio is a cruise line guest and crew application. Created a dashboard in C# to monitor, move, and sync changes to crew data. Created an Excel tool in VBA to synch data. Moved and validated crew-related data across Royal Caribbean’s fleet of ships. Wrote reports in Crystal Reports. Environment: Windows, Oracle, Crystal Reports, C#/ASP.NET, SQL Server/T-SQL

Worked on 2 projects:1. Always Rewards Project: Customer loyalty program for customers to find deals in local businesses. Designed & developed RESTful ASP.NET Web API services for delivery of city deals, offer/reward data and customer data. Created the data model in SQL Server. Designed UI/UX in Xamarin. Involved in designing and developing different modules using C#.NET, ASP.NET.2. IBX Project: Add-on software for SharePoint. CLIENTS: Briggs, Ogilvy, LA County Office of Education. Developed C#/ASP.Net web parts and pages in SharePoint. Created new themed designs. Lead software development teams (onshore and offshore) using Agile.

Developed an eCommerce website in Sitecore (Microsoft Commerce Server): C#, MVC, ASP.NET, Web Services, JavaScript, SQL Server

I created small apps for 3 companies:- Work Schedule Dot Net: Created ecommerce/credit card/invoicing components and pages using C# and Telerik.- Reliance Powertrain: Used Google Web Toolkit in Java to scrape engine data from the internet. - Balil Institute: Consulted on redesigning their website. Deployed FlowPlayer.

Using Google Web Toolkit in Java & Suse Linux, created an EHR/EMR (Electronic Health Records) site. Created entire mySQL schema.

Used Microsoft Retail Management System (RMS) Store Operation POS to create XML digital receipts to transmit to a web service. Used C/C++ and SQL Server 2008.

Using C/Unix and PL/SQL, worked on gift card processing for Shell Gas and Best Buy. Dealt with very high data volumes (160+ million rows).

Worked on the Florida Medical Insurance system (Managed Care subsystem). Coded government legislative requirements in Pro*C. Wrote an ASP.NET/VB.NET application to query data and generate reports.

Worked in C/Linux to create an entertainment & menu ordering system on a handheld device to be placed on restaurant tables.

Maintained multiple POS systems for producing discounts at grocery store registers. Also worked on segmentation promotion tracking and invoicing. Used Windows, & Linux (Red Hat Linux), ASP.NET, VB.NET, JavaScript, C/C++, Java 1.5 (J2EE), MySQL, SQL Server, Sybase, Apache Tomcat, IIS, Eclipse & JBuilder IDE’s, Hibernate, JDom, JUnit, Ant, MS SQL Server, JBoss, XML, Windows, Agile.

Worked on 2 apps:- Shipboard Ticket Printing Project: Airline ticket printing system for crew. Environment was Windows, Visual Basic 6.0, Visual Basic.Net, MSMQ, Serial Ports, Printers.- Past Guest Loyalty Project: Repeat cruise travelers got “premium” cards (used ship-wide). Environment was Windows NT & DOS & Unix (Sun Solaris 6), Pro*C, Korn Shell Scripting, PL/SQL, Oracle 9, Printers (Datacard U800, Datacard Select, and TSI Javelin), Magnetic Stripe Encoder.

Took a break from programming. Did hourly lessons for teens and adults in small classes.

Managed a programming team in India who oversaw data feeds of Mutual Fund data. Developed Sybase 11 T-SQL procedures, implemented multithreaded financial algorithms like the Sharpe Ratio in C, and wrote a monitoring system in Perl for incoming daily data feeds. Environment was Unix (Sun Solaris), C, Korn Shell, Perl, Transact SQL, Sybase 11.

Worked on a commercial credit project for granting loans to businesses. Developed tables, views, triggers, and stored procedures using Sybase Transact SQL on Solaris. Received automatic daily feeds from multiple sources. Wrote programs in C++ and SQL. Implemented financial calculations for risk. Environment was Unix (Solaris), C/C++, Sybase, Transact SQL, Korn Shell Scripting.

Worked on Nortel's medical insurance benefit system for Nortel’s North American employees. Dd intensive Korn Shell Scripting to automate the previous pain-staking manual procedures. This included automatic daily emails of reports to managers, database cleanup scripts, and numerous business logic scripts. Environment was Unix (Solaris), ProC, Korn Shell Scripting, PL/SQL.

Did semiconductor processing & data collection for silicon wafer batches. Worked with KLA/Tencor SM300 equipment. Heavy coding in C on Solaris using multithreading, signal handling, IPC, and memory mapping. The code used a “state-machine” methodology. Utilized industry-specific items such as VFEI, Grapheq, SECS, and GEMS.

Worked on the Space Shuttle radar tracking application. Wrote C programs on Unix (HP-UX) which were cross-compiled onto a VAX. Wrote and maintained dozens of DCL and Korn Shell Scripts. Updated GUI's (used GKS graphics library). Held a secret security clearance. Environment was C, Bash Shell Scripting, DCL Scripting, Unix (HP-UX), VAX/VMS, Fortran.

Worked on auto insurance claim and policy software. Used Korn Shell and C in SCO Unix to retrieve & store claimant information into an Informix db.