Leading internal technical solution planning and development

Leading small development teamGathering requirements and creating technical roadmap for evolving e-learning platformsLeading and participating in the configuration and deployment of cloud infrastructureLeading design and implementation of a webshop for e-learning (Angular/TypeScript/NEST)Leading design and implementation of a LMS (Angular/TypeScript frontend / Java backend)Maintaining / enhancing legacy php/codeigniter applications while they are end-of-life'dProviding customer facing 2nd/3rd tier supportMaintenance and enhancement of database implementations (MySQL/MariaDB/MongoDB)

Hired to fix a newly released PhP product implementation that was having a failed rolloutImplemented a robust and fault tolerant API to allow ships on weak VSAT connections to participate in and synchronize results for e-learning.Excised a small training creation interface from the core product, engineering a new CMS portal for training creationSupported sales efforts with technical representationLead strategic planning for technical enhancements for business / sales needsLead small development team in implementation of solutionsLead team in practicing agile software development, a pick-and-choose version of scrumPersonally implemented in all parts of the solution, and championed move from legacy platform to a system that was modern and built on industry standardsLanguages: PHP, Java 8, SwiftFrameworks: Codeigniter, Play!Databases: MySQL, Mongo

Initially hired as a mid-level Java resource to adapt the legacy WebLager product to its replacement systemIT architect / CTO resigned on second day, so took more active role on design / architecture concernsLead was dismissed and I inherited the lead responsibilities for the replacement system developmentPrimary overarching responsibility was in developing a Java based replacement for a PhP productTeam consisted of local resources, as well as consultants based in eastern EuropeImplemented a write-time aggregation data warehouse to solve performance challengesDelivered replacement system to production and supported it for a time before moving on to new challengesTech stack: mysql 5/hibernate 4/spring 3.1 (core, web, security, integration)/atomikos/infinispan

Java 1.5+ development against Oracle database.

Team lead for Java developersPrimary developer for GRADE/GMADE reading and math education / assessment software(Java 1.4-1.6/hsqldb/SQL Server)Acted as DBA for a range of products, designing and optimizing relational database schemas for various productsTook an rf-pen solution from R&D to development (c#/.net 3.5-4/visual studio)Participated in an innovation challenge (2nd place) in adapting Wii controller and balance board into executive function evaluation (c#/WPF/visual studio)Created a new software product for executive function testing using a touch screen laptop

Hired initially as a short term contractor to repair some corrupted Access databases (clean up data, not file corruption). Identified the source of the ongoing corruption, and was extended from 2 weeks to 6 months. During this time implemented an automated repair tool to clean up data that was suffering from the corruption. Primary application developer left, and I inherited the GRADE/GMADE projects. Originally supporting them in VB, adding SQL Server support for networked db capability, eventually porting the projects to Java 1.2. Around that time AGS was purchased by Pearson, and once the purchase was finalized, I was hired by Pearson Assessments.

Short term contract to write a perl library to translate MS Word html export formatting into proprietary publishing markup.

Hired to work in the stock room, taught myself VBA to implement a program that would make it possible to track history of units under RMA electronically instead of in hard copy. Was moved from stock room to the development group, hired as a junior programmer.Developed inventory history tracking application in VBA '97.Developed kornshell scripts for managing customer implementations (AIX 3.2 on IBM rs6k)Developed custom graph generation perl libraries using ctconnect to talk to Sybase 10 db.Developed logic in ANSI C for online transaction processing server (Credit authorization)Developed T-SQL procedures for db-side credit auth logic (velocity checking, negative DL, etc)Developed database schemas and performance optimizations for Sybase 10Led Y2k code review effort