John E. Email and Phone Number
Full-stack engineer (Node.js, Python, Rust, C++, SvelteKit, React, Angular, SQL/NoSQL) with 30+ years experience helping Fortune 1000 companies and innovative startups. Currently developing full-stack LLM-ops solutions (GPT-4, OpenAI Plugins, Langchain, Vector Simliarity Search). Secure cloud deployment specialist.
Sfdigital
View- Website:
- sfdigital.net
- Employees:
- 1
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SfdigitalRedondo Beach, Ca, Us -
Senior Application ArchitectSfdigital Jan 1995 - PresentFull-stack engineer with 30+ years experience helping Fortune 1000 companies and innovative startups. Currently developing full-stack LLM-ops solutions, Kubernetes, MLOps, (GPT-4, OpenAI Plugins, Langchain, Hugging Face, TensorFlow, Vector Databases/Pincone, Vector Simliarity Search)
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Solutions Architect And Full-Stack Tech LeadSonoco Jul 2022 - Apr 2023Hartsville, Sc, UsLed a team of 3 developers within a 10-member project team, fostering collaboration and innovation. Actively participated in daily and weekly status meetings, contributing to Agile ceremonies, and driving project progress. Architected, developed, and deployed a full-stack application using cutting-edge technologies such as SvelteKit, Svelte stores, and TailwindCSS. Created Node.js modules for interfacing with Fortran libraries. Create three micro-services using Python and Elixir. Extensive use of Elixir and Exliir Redix client for Redis. Engineered, implemented, and deployed 2 Node.js microservices on both Node.js and IIS platforms, handling web server configuration and SSL certificate installation. Seamlessly integrated Node application with GAMS Fortran service, enhancing system interoperability. Oversaw DevOps processes, including designing and managing deployment pipelines and manifests, ensuring smooth application delivery. Administered CI/CD pipelines and scripting, streamlining continuous integration and deployment for optimal efficiency. Managed both on-premises and cloud services, with expertise in AWS setup, infrastructure automation, and scripting. Operated within a secure Citrix environment, requiring participation in multiple security training sessions and the development of a robust secrets management system using Hashicorp Vault for enhanced application security -
Full Stack EngineerNavient Jul 2021 - Jul 2022Herndon, Virginia, UsImplemented a high-performance Node.js cluster connected to SQL, Redis Enterprise and Twilio Enterprise. Helped team code and deploy greenfield application. Create Azrue DevOps pipelines and assisted team with regular deployments. -
Team Lead And Senior Application ArchitectWellmark Blue Cross And Blue Shield Jun 2020 - Jul 2021Des Moines, Iowa, Us• Lead senior full stack engineer on a 10-member Agile team• Team lead responsible for 5 full stack engineers• Reviewed client technology stack, provided feedback, met with and prepared presentations for key stakeholders and updated documentation• Coordinated with UX/UI teams on a new company-wide UI kit and development standards• Coordinate with DevOps teams and helped create Azure pipelines• Extensive use of Angular, Angular Material, NodeJS, NestJS, MySQL, DynamoDB, Azure DevOps, Amazon Cloud, and Azure Cloud• Implemented the project as a Lerna monorepo• Extensive use of TensorFlow, TensorFlow.JS, TFX, and Keras• Responsible for code review and maintaining the project Git repositories in Azure DevOps• Responsible for implementing and maintaining CI pipeline in Azure DevOps -
Senior Full-Stack Application EngineerIbm Jun 2019 - Jun 2020Armonk, New York, Ny, Us• Senior full stack engineer assisting the IBM Watson team• Core contributor to Watson Assistant web chat widget• Extensive use of React 16, Node.js, CSS, Git• Extensive use of AI and NLP microservices written in Python• Extensive use of TensorFlow, TensorFlow.JS, TFX, and Keras• Extensive communication and coordination with an all remote team• Responsible for code review and onboarding additional consultants• Extensive use and development of all Watson microservices• Development and monitoring of CI pipeline and Kubernetes clusters• Assisted team implement a new Sketch-centric approach to distributing UI assets and design updates• Implemented pixel perfect code for the Watson Assistant Chat Widget based on UX comps• Developed the keyboard control solution for IBM Watson Assistant. Responsible for testing code on over 120 devices and platforms and demonstrating solution to the IBM community in weekly meetings -
Senior Full Stack EngineerGoogle Mar 2019 - Jun 2019Mountain View, Ca, Us• Joined as lead full stack developer for a 4 month project assisting Google and OpenX convert React 16 and Node.js apps into containerized applications deployed on Kubernetes and Google Cloud Run• Extensive use of Terraform, Kubernetes, and Docker• Extensive use of React• Extensive use of TensorFlow, TensorFlow.JS, TFX, and Keras• Responsible for configuring Lerna monorepo deployments and coordinating Docker builds• Assisted client modify code and create configuration files -
Senior Application ArchitectBcg Digital Ventures Apr 2018 - Mar 2019Manhattan Beach, California, Us• Joined as lead UI consultant on a 3-month project to launch a stealth company for a Fortune 50 construction industry company• Launched a 2 fully functions React hybrid web applications• Extensive use of React, Redux and Firebase• Extensive use of TensorFlow, TensorFlow.JS, TFX, and Keras• Extensive use of Google Maps API in React Native• Extensive use of Firebase APIs in React Native• Worked next to XD and Experience Designers to produce test UI code in real-time• Developed Node services for sending email, SMS and push messages• Worked directly with prospective customers to gain valuable insights• Responsible for merge request and maintaining the CI pipeline, CI configuration files, and pushing code to dev, staging, UAT and production• Joined as lead UI consultant on a 1-month project to launch a stealth company for a fortune 10 energy company• Launched a fully functions mobile React Native application • Extensive use of React, Redux and Firebase• Extensive use of Google Maps API in React Native• Extensive use of Firebase APIs in React Native• Worked next to XD and Experience Designers to produce test UI code in real-time• Developed Node services for sending email, SMS and push messages• Rapid iteration and deployment of code via one-week sprints and continuous integration• Joined as lead UI consultant on an 8-month project to launch a new company for a major pharmaceutical company• Lead full stack developer responsible for managing a team of 3 full stack developers• Responsible for all front-end code deliveries • Coordinated with the senior management, product team, business team, back-end team, designers and devops team• Implemented HIPPA compliant source code• Extensive use of React 16, Redux, Next.js, Fusion.js, service worker API, MaterialUI and Carbon UI• Responsible for merge request and maintaining the CI pipeline, CI configuration files, and pushing code to dev, staging, UAT and production -
Frontend EngineerPublicis Groupe Nov 2017 - Apr 2018Paris, Ile De France, FrConsulting contract for Sapient/Razorfish_• Joined Sapient/Razorfish_ as lead UI consultant specializing in React.js on a project to help launch the consumer facing FTD/Proflowers.com website for desktop and mobile• Extensive use of React, Next.js, SASS, and responsive layouts• Implemented UI comps• Helped the team implement complex UI widgets• Coordinated with senior managers and designers to ensure the timeliness and quality• Performed code reviews for production code• Core contributor to public-facing website and React components -
Senior Application ArchitectNew York Department Of Sanitation Aug 2015 - Nov 2017• Joined as full stack engineer specializing in UI for the New York Department of Sanitation’s SMART (V1/V2/V3) project, a real-time command and control system for managing personnel and equipment and the largest software project in DSNY’s history that will eventually replace their current suite of mainframe applications.• Extensive use of JavaScript, Angular 4.x, AngularJS, and Docker. Also, extensive use of web sockets, Docker, MongoDB, Bootstrap, GitHub and JIRA• Team lead for migration of code base from Angular 1 to Angular 2/5.x• Designed and implemented UI architecture that connects to a real-time, CQRS pattern-based micro services written in JAVA• Team lead managing and performing code reviews for team of 8+ full time UI developers• Developed a strong working relationship with key project stakeholders and executives and participated in sprint planning and sprint retrospectives -
Full Stack EngineerThe New York Times Jul 2014 - Aug 2015New York, Ny, Us• Joined New York Data Science team as a consultant to complete a short-term a project migrating the legacy mobile user tracking code to the universal New York Times Event Tracker system written in Node.js• Extensive use of Node.js, JavaScript, MongoDB, ElasticSearch and Amazon services (SQS, SNS, S3, EC2)• Required installation and modification of iOS and Android versions of New York Times reader to complete forensic testing of tracking code• Assisted team in developing AngularJS based real-time dashboard• Attended weekly internal tech seminars covering big-data related topics, DevOps, programming languages and other IT related topics• Attended planning sessions for implementing a new Hadoop-based system for storing, managing and publishing all tracking data for all New York Times properties• Presented a code documentation seminar to 20 engineers• Developed and conducted an introduction to Node.js seminar to a group of 15 engineers -
Senior Application ArchitectNational Notary Association Dec 2012 - Apr 2014Chatsworth, Ca, Us• Full stack engineer/data modeler• Managed team of 6 developers• Extensive use of Node.js, MVP pattern, JavaScript, jQuery, jQuery plugins, SQL, PHP, .Net and Java• Developed Node.js API for connecting legacy mainframe application to third party eCommerce system• Created MEAN single-page application for purchasing real estate background checks online, via a mobile device or tablet• Implemented AngularJS custom directives for shopping cart widgets• Updated Node.js/Socket.io customer service chat application• Developed JavaScript build system for front-end API• Assisted in migration of website from PHP/Java to .Net• Implement Git source control for team• Developed a CI deployment system using Jenkins• Facilitated scrum ceremonies (grooming, sprint planning, retrospectives, daily stand-ups, etc.) -
Full Stack EngineerOregon Employment Department Apr 2011 - Apr 2012Salem, Oregon, Us• Full stack engineer and JavaScript/CSS developer/modeler supporting a team of 4 developers in an agile environment• Facilitated scrum ceremonies (grooming, sprint planning, retrospectives, daily stand-ups, etc.) • Produced code according to predetermined specifications and OED best practices• Extensive use of MVC, JavaScript, jQuery, jQuery plugins, Node.js, PHP, Oracle PL/SQL and Java• Implemented OO library and state machine for a complex, multi-step form wizard SPA that was a core feature of the application• Implemented Node.js server and API for migrating over 20M tax records• Created Node.js, Backbone.js and Socket.io based customer service website, API, and chat plugin demonstration for senior management• Worked with Oracle PL/SQL packages and developer tools• Responsible for site-wide CSS and cross-browser CSS testing• Implemented SVN source control• Created test scripts for unit testing (Jasmine, Mocha)• Developed solutions for complex user interface problems• Completed all assigned programming tasks within allotted timeframe -
Information Technology ManagerNational Notary Association Sep 2008 - May 2011Chatsworth, Ca, Us• Extensive use of JavaScript, MVP pattern, jQuery, jQuery plugins, PHP, ColdFusion Node.js, and Java• Implemented Agile within organization• Facilitated scrum ceremonies (grooming, sprint planning, retrospectives, daily stand-ups, etc.)• Coordinated with senior management and attended status meetings• Successfully managed rebuild of public website including coordinating all departments and functions• Successfully managed rebuild of internal customer service intranet including coordinating all departments and functions• Created new CMS system and integrated marketing campaign manager• Created systems for surveying and mapping over 20,000-page endpoints from the old website to the new website• Successfully integrated Ariba cXML procurement system into NNA inventory and billing system• Built Node.js server for connecting to affiliate marketing (Commission Junction, Linkshare, Etc.) APIs for generating reports for the NNA affiliate marketing program• Extensive use of SEO best practices• Built Node.js server for handling inbound SOAP requests• Build and demonstrated Node.js and built demo of a real-time customer service chat• Created inbound PO queue processing system, outbound invoice queue processing system and various administrative tools to manage the data pump between the NNA and Ariba and our customers• Responsible deploying source code to beta, staging and live servers• Implemented SVN source control for group of 6 developers• Connected NNA to vendors via SOAP, REST, and SAML• Optimized Node.js server for connecting to IBM DB2 and Oracle database servers• Responsible for reworking all JavaScript code, SQL, and CSS • Requires extensive work with jQuery, AJAX, Web Standards/CSS, XML• Built error tracking system for monitoring JavaScript errors in real-time -
Senior Application ArchitectConstumesinc.Com Oct 2007 - Nov 2009• Senior developer and JavaScript specialist responsible for system architecture, design, development, and maintenance of production and development web applications• High-traffic ecommerce site• Extensive use of JavaScript, AJAX, MVC pattern, jQuery, jQuery UI, SQL, PHP, and Java, Web Standards/CSS, XML• Extensive use of SEO best practices• Created OO JavaScript validation library for shopping cart• Responsible deploying source code to beta, staging and live servers• Completed three complete site redesigns in two years• Completed complete rewrite of inventory management system• Built error tracking system for monitoring JavaScript errors in real-time• Created automated batch image processing system queue
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Senior Full Stack EngineerNational Council On Aging Oct 2006 - Nov 2009Arlington, Va, Us• Senior full stack engineer• Extensive use of JavaScript, jQuery, MVC pattern, jQuery plugins, SQL, PHP, Java, and Ant scripts to deploy web applications to a Linux environment• Coordinated with senior management and attended daily status meetings• Responsible for design, development, and maintenance of production and development web sites• Responsible for managing and improving legacy code while migrating site to OO JavaScript and web standards• Completed two major site redesigns• Managed all front-end JavaScript libraries• Responsible for deploying site builds to beta, staging and live server• Created Ant scripts to deploy code to server farm -
Information Technology ManagerNew York Press Jan 2001 - Oct 2006• IT Manager and lead application developer supporting 6 developers and 2 support staff• Responsible for design, development, implementation, hosting and maintenance of 40 applications running on LAMP, Windows 2000/2003 and SQL Server 2000/2005• Extensive use of JavaScript, jQuery, Java, PHP, CSS, AJAX, and SQL• Helped website grow to 75,000 visitors and 500,000 pages view per day• Designed and engineered API for integrating sales system with account system• Designed and engineered online dating website that was connected to weekly events listings; helped grow site to 100k visitors/day• Created SPA AJAX app for viewing display ads on mobile devices• Responsible for full lifecycle of all web development projects• Developed custom tools for rapidly prototyping and deploying complex websites their underlying databases• Developed advanced techniques for importing and exporting data to and from legacy databases into SQL 2000 server including real-time and automated import/export programs• Supported website and all client-side JavaScript, PHP, MySQL, MSSQL, and Oracle PL/SQL systems• Managed source code in team environment (Eclipse, CVS and Subversion)• Deployed source code with Ant• Met with senior managers on a weekly basis to discuss IT related activities• Managed e-mail service for 400+ users• Increased the reliability of my network from 99.9% to 99.9999% over 12 months
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CeoCorebyte.Com Dec 1998 - Jan 2001• CEO and lead application developer for a Manhattan-based tech startup• Obtained $2M in seed funding• Created web-based groupware application consisting of 10 separate applications and developed strategies for marketing application• Extensive use of JavaScript, JavaScript libraries, Java, PHP, .NET, DHTML, CSS and SQL• Managed staff of 10 developers and support personnel• Met with senior managers and investors on a weekly basis to discuss IT related activities• Responsible for managing the daily activities of staff, resolving staff-related problems, preparing budgets and approving all software and hardware purchases
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Senior Application ArchitectFord Models, Inc. Dec 1997 - Mar 1998New York, Ny, UsGlossy.com (owned by Ford Models)• Lead network engineer, application developer and JavaScript specialist supporting team of 12 developers• Extensive use of JavaScript, Java, PHP, .NET, DHTML, CSS and SQL• Designed interactive video widgets using JavaScript and Java• Designed and built website and network infrastructure for a large scale, high-traffic website and e-commerce site• Assisted management develop technical plan for mass-market website• Managed 8-member technical team• Implemented first use of JavaScript on website• Created a 10,000-user, browser-based e-mail system• Responsible for Accipter/Engage Ad manager servers• Coordinated with senior management• Managed Linux and Microsoft NT servers -
Network Manager/Senior Application ArchitectNational Basketball Association (Nba) Mar 1997 - Dec 1997New York, Ny, Us• Lead application developer/project manager• Led rollout of a Microsoft NT-based network and Lotus Notes application• Met with key management to discuss and analyze rollout issues and develop strategies for taking advantage of the new platform• Manage team of 4 network engineers• Responsible for solving technical issues related to Microsoft NT4 servers, Lotus Notes installations, remote access servers and implementing Microsoft SMS -
Email Manager/Web DevelopeHbo Apr 1996 - Mar 1997New York, Ny, Us• Lead application developer/project manager• Responsible for 4,000-user intranet and groupware system• Created applications for customer service intranet using HTML and JAVA• Managed team of 6 support personnel• Prepared migration strategy for moving from heterogeneous email system to Microsoft Exchange and bespoke intranet• Met with key management to discuss migration issues and planning• Responsible for all aspects of intranet and e-mail network including network, routers, servers, software, remote access and end-user training -
Technical Manager/Software EngineerAt&T May 1994 - Apr 1996Dallas, Tx, UsPacific Bell Information Services, now a division of AT&T• Lead application developer/project manager• Managed 4,500-user intranet and groupware application• Created applications for customer service intranet using HTML and C/C++• Managed team of 12 engineers and support personnel• Managed and supported Novell Netware network, Windows network, Sun Solaris servers, Web servers, SMTP and POP servers, Oracle database, TCP/IP internetworking, and Novell GroupWise• Provided customer support to end-users• Attended weekly planning meetings• Trained senior staff• Installed NCSA Mosaic 1.0, Netscape 1.0, and IE 1.0 browsers on over 500 desktops and trained staff how to use Yahoo.com and the World Wide Web• Created first intranet and extranet for PBIS• Organized training seminars for department manager and general personnel -
It Manager/Senior Application DeveloperAxa Us Jan 1989 - May 1994New York, Ny, UsIndustrial Risk Insurers, now a division of AXA Reinsurance.• Application developer/project manager• Team lead and manager for staff of 5 developer• Developed applications for property insurance underwriters using C++, Excel, Microsoft Access, Focus, SQL and Basic• Met with executives and senior staff to assess needs, create project plans and provide updates on work-in-progress • Developed phone-based BBS system for accessing loss prevention reports• Created programs for integrating mainframe data into desktop applications• Required advanced knowledge of Microsoft Access, Word Perfect, Word, Excel, Lotus 123, BASIC, COBOL, Focus, and SQL
John E. Education Details
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Montana Technological UniversityPetroleum Engineering -
San Diego Mesa CollegeComputer Science
Frequently Asked Questions about John E.
What company does John E. work for?
John E. works for Sfdigital
What is John E.'s role at the current company?
John E.'s current role is Full-stack engineer with 28+ years experience helping Fortune 1000 companies and innovative startups. Currently developing LLM apps, ChatGPT plugins, full-stack AI/MLOps (Javascript/Python/OpenAI/GPT-4, Langchain, VSS).
What schools did John E. attend?
John E. attended Montana Technological University, San Diego Mesa College.
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