Taptap Send serves immigrant communities by helping them with their most important financial needs: first and foremost, the need to send money to friends and family back home. We work hard every day to give people something very simple -- a reliable and honest service -- by relentlessly pursuing solutions to lower costs, reduce delays, and increase convenience.The result: a company committed to achieving the UN’s Sustainable Development Goal on remittances; a product that is no-fee, instant, and mobile-mobile first; and a highly localized, community-led approach that treats individuals as exactly that. We’re already sending to over 10 countries in Asia, Middle East and Africa, including Ghana, Senegal, Kenya, Morocco and Bangladesh, and are expanding quickly.We’ve got an outstanding team from 25 countries, speaking 30+ languages and living anywhere from New York to Nairobi to Casablanca and Singapore. You’re more likely to catch us learning to cook Chicken Mouambe with our Congolese team than playing beer pong, and we are actively recruiting. If you’re interested and think our values align, check out our job openings.

Built a graphical interface to browse and interact with the company's probabilistic graphical models. This interface enabled our epidemiologists to rapidly prototype and instantly visualize changes to our PGM that previously would have taken weeks to test. React / Python.Built an AI Platform to enable data scientists to ship models into production in a short timeframe. The platform provides standardized patterns for training models and deploying RESTful services or kafka consumers into K8.

Architected a React Native application to replace an existing legacy native app. Built a cross-functional team to develop and roll out the new application to the U.S. in 3 months and other regions in 6 months. Utilized a Typescript / GraphQL / Redux / redux-saga / react navigation technology stack.

Built and architected integration with an EMR system using React / GraphQL / Spring Boot / PostgreSQL.Quickly learned Kotlin on-the-job to build insurance eligibility checking in Android (native).Improved the networking performance of a React frontend application by 80%. This was achieved via HTTP caching, re-architecting REST API contracts, and implementation of a backend-for-frontend to reduce quantity of requests.Architected a frontend SaaS solution by using feature toggling/routing, component composition, and Babel-aliases.

Worked as a consultant on several projects. Some highlights:Occupational Safety Group:Advanced Ruby on Rails programming including creation of DSLs, advanced Active Record querying, development of internal gems.Architected the company's in-house billing solution from scratch. This solution supported memberships, complex commission calculations, monthly financial report and accounting auditing capabilities. Utilized React / GraphQL Ruby on Rails / Sidekiq on the backend.Built a drop-box style interface for sharing files. Extensive use of advanced PostgreSQL concepts (such as recursive querying) and a Closure Tree DB architecture to manage the collaborative editing of document groups. Architected SSO platform for authentication based off of the CAS protocol.UI and UX DesignSpent 2 weeks in intensive architectural planning sessions with the client using Balsamiq driven mockups to flesh out the details of their learning management system.Led team of 5 engineers developing on a biweekly sprint basis. Extensive use of Kanban and daily SCRUM meetings for tracking progress.Arcalife:Led a team of 10 developers.Built Flash Family Tree with full support for moving nodes on a grid layout, GEDCOM import algorithm and high res printing of 50,000+ node trees.Built Flash Timeline component for viewing detailed history of a particular person. Built Flex Carousel, Rolodex and Book RIA viewers for quick photo and video viewing, integrated with PaperVision, a 3d library for Flex and Flash. Utilized matrix manipulation and some linear algebra to create Flex-based online image editor.