- Designed organization-wide event-driven architecture (EDA) standards, patterns, and practices. Built platform library. Worked with teams on complex event processing patterns built on top of AWS Kinesis.- Facilitated event storming and domain driven design (DDD) sessions across the organization to identify hotspots, friction and restructure domain boundaries.- Optimized end to end workloads for performance, observability, maintainability, and to increase developer velocity.- Mentored staff and senior engineers across the organization via code reviews, system designs, performance, DDD, and EDA.- Systems implemented with Python, Typescript, CDK, GitHub for CI/CD, Snowflake, Looker, DataDog, and AWS cloud services including: Lambda, AppSync, Kinesis, EventBridge, AWS Glue, Aurora, and others.

* Designed and engineered an automated trading system for non-fungible tokens on the Ethereum blockchain* Architected and built a data lake and big data processing platform using Azure, Databricks, and Spark structured streaming that predicted trends and prices for different trade assets. Built with C# and Python.* Architected and created real-time event processing systems that sent notifications to microservices based on Ethereum blockchain transaction logs and interacted with smart contracts to buy and sell assets. Built in C# and NodeJs.* Managed, trained, and mentored a remote team of 5 on Web3 technologies, DDD, TDD, and other methodologies* System leveraged Terraform for infrastructure as code, Github actions for CI/CD, and Docker for a local development experience.

* Designed and built systems that took the company from a startup idea to a publicly traded company posting over 180MM last year* Architected and created event-based systems using Azure Event Hubs (Kafka) and Spark to predict market forces and forecast trends* Designed stateful, long running, dynamic workflows engine using Akka.net, created PPC ad and repricing strategies* Designed and developed CQRS microservices and cross team event processing and REST APIs and patterns* Designed and built the financial dashboards, full stack from v1 in ASP.NET MVC to a more modern ReactJS SPA with REST backend including Storybook, Jest unit tests and Cypress E2E tests* Created data ingestion pipelines with Spark and built analytics dashboards using REST, SQL, and Elasticsearch * Leveraged countless cloud-based services from hyper-scale SQL servers, telemetry, serverless functions, and cognitive services to create conversation bots, managed infrastructure as code with Terraform

* Worked with doctors, health professionals, funders, and data analysts to create a tool for managing neglected tropical disease data that was officially adopted by WHO and regional offices around the world* Designed and developed a dynamic system for collecting, validating, and reporting on epidemiology indicators, budgets, medicine requests, and interventions from doctors and public health officials* Developed the system to work in remote areas without internet and with outdated technology* Managed product requirements, training team members, and continuous software delivery

* Architected and developed a highly scalable and reliable event based system for processing real-time sports betting prices and statistics utilizing NServiceBus and micro services with 99.9% uptime* Built a web application leveraging Elasticsearch to create predictive systems and with push notifications on database filtering that supports over 10k active users and generates over $2MM in yearly revenue * Developed iOS and Android phone applications for real time notifications, sports event results, ratings, and integration with bookmaking APIs* Built a web application with advanced search ux, profile management, data filtering, and content management that has become Australia’s largest horse racing form database with over 100m records

* Developed a multithreaded application managing a data processing cluster analyzing terabytes of data* Researched and developed data visualization and filtering solutions for huge datasets leveraging C# and search engine technology* Created and led training sessions on Test Driven Development and Domain Driven Design* Designed and developed a file copying service that managed multiple VMs and parallelized the transferring and processing of data resulting in increasing the efficiency of this process by 200%* Built the framework of tracking tools that reported user productivity

Core responsibilities: refactoring legacy systems, leading object-oriented systems design, payments processing, shipping and inventory management systems integrations, accounting, order processing, service-oriented architecture, and affiliate marketing.