Dan Ladendorf Email & Phone Number

Designed, architected and built an award-winning digital business card product with embedded NFC technology, controlled by a cross-platform mobile app and published on a dynamic NextJS web platform.

Cross-platform principle mobile engineer specializing in React Native and Ionic frameworks. Lead mobile app projects as a lead principle senior mobile engineer. Also was in the roll of mobile architect for a large social network app.

- Architect, design, DevOps and develop the back-end micro-services, infrastructure, endpoints, data structures and algorithms for a NFT-based web3 game simulation using NFT attributes, wallets and market data

Boulder, Co, Us

Lead senior blockchain back-end engineer for Solana NFT SaaS tools and analytics company. Tasks include:- Architect and develop a Solana analytics blockchain indexing data crawlers - Architect and develop innovative data visualization and charting - Architect and develop time-series databases with millions of points of data for Solana blockchain assets

Golden, Co, Us

- Designed, developed and published a cross-platform (iOS & Android) fitness social network mobile app for locating exercise partners- Designed, developed and published a cross-platform (iOS & Android) mobile app for helping university students with alcoholism- Collaborated with research scientists on the implementation and accumulation of mobile app behavioral data for research purposes- Debugged persistent issues with their current catalog of mobile apps (Ionic 3-5 / Angular 9 / React Native)- Node JS development, maintenance, routing, database, and bug fixes- MongoDB, MSSQL, MySQL, PostgresDB design, development, maintenance, data extraction

Teaneck, New Jersey, Us

Senior software engineer for an AI life insurance product. We used excited technologies, such as natural language processing, optical character recognition and AI to automate the risk profile of applicants for the largest insurance companies in the world. Setup and configured Docker containers for international engineering team. Worked closely with DevOps to launch product successfully on AWS.

Denpasar, Bali, Id

RefillMyBottle (formerly Refill Bali) is a environmental non-profit located in Bali, Indonesia whose mission is to eliminate plastic water bottles by offering drinking water refill stations throughout in Indonesia, Cambodia, Vietnam, Malaysia, Thailand, Myanmar and other parts of Asia. Refill Bali has over 600 drinking water refill stations (most of them free!). Another mission is to increase access to clean and safe drinking water in 3rd-world countries. I developed both the Android and iOS Refill Bali app for locating drinking water refill stations near you.- Sole creator and developer of the Refill Bali app for iOS & Android mobile apps. - This app is essential as it's used to locate drinking water refill stations using GPS.- Both iOS & Android version of app receiving average of 4.5+ star reviews- Over 50,000 app downloads

Trust Soft develops privacy & securty software for the Windows platform. Trust Soft's "killer app" product is named HistoryKill and was named "Top 10 Internet privacy tool" by CNN and PC WORLD magazine. - Designed and developed 100% of the software apps in Trust Soft's product library (VB6, VC++, WIN32 API)- Designed company web site and product pages (HTML, ASP, JSP, PHP).- Administered web servers and databases (Linux, Apache, MySQL)- Created an affiliate network mangament system and recruited over 10,000 websites to resell our top products.

Us

Petron was a worldwide leader in the manufacture of an extensive line of drilling instrumentation and control systems for the oil and gas industry. - Developed the back-end server software for connecting all of Petron's drilling equipment. (VB6/C++)- Developed the web-based drill monitoring software for remote access for clients to monitor their drilling sites. (HTML/JAVA)

Internet Global was an Internet and communications-service company based in Dallas, Texas. In the late 90's, Internet Global was the first to install DSL lines as an ISP and later pivoted to use DSL for voice and data offerings. In 2000, Internet Global was bought for $88.2 million in stock by EVentures.Designed web pages for corporate customers (HTML, PhotoShop).Provided technical support for dial-in clients and troubleshooted network issues with the SysAdm.