- Transformed an alpha web product running on a single instance into a robust, scalable platform serving hundreds of thousands of paying users.- Directed the development of applications across Android, iOS, Android TV, Fire TV, Roku, and created Chrome and Safari extensions, utilizing both internal and external teams.- Designed and implemented a scalable infrastructure using CDNs for video streaming and image optimization, Kubernetes for scaling, caching mechanisms, and asynchronous worker pools.- Built and Managed Remote Teams: Recruited and oversaw multiple remote development teams and a BI team, fostering collaboration with Product, BI, Design, QA, and Support departments.- Established effective development processes and coordinated with the Product team to prioritize and scope the development roadmap.- Maintained and optimized the infrastructure for cost-efficiency by tracking usage, consolidating servers, and switching vendors; implemented monitoring and alerting systems to proactively address issues.- Introduced machine learning and natural language processing functionalities to enhance product features and significantly increase operational efficiency.

- Led project to transform internal vcita services into an external API platform- Led project to allow 3rd party developers to create apps on top of the vcita API platform- Led effort to add tests and CI/CD to company's services- Provided architecture guidance/assistance on most of company's development efforts- Coordinated security audits/reviews and dealt with security incidentsUsed in projects: Ruby, Rails, AWS API Gateway, OpenAPI/Swagger, Node.js, Vue.JS, Sinatra, OAuth2, OpenID Connect, Elastic Search, Redis, MySQL, Linux, nginx, memcached, RabbitMQ,

- Managed a team of full stack developers- Managed development of wide reaching projects- Led technical development of new features within an SOA micro-services ecosystem- Full stack development of new features in Ruby on Rails and Angular/Restangular- Led development of integrations with 3rd partiesUsed in projects: Ruby, Rails, Sinatra, AngularJS, Elastic Search, Redis, MySQL, Linux, nginx, memcached, RabbitMQ, Google BigQuery,.

- Led technical development of features, including technical specs, task assignment, code reviews- Designed and developed SOA micro-services in Rails, Sinatra, NodeJS- Led development on integrations with 3rd parties- Developed backend code to extend web applicationUsed in projects: Ruby, Rails, Sinatra, JS, Node.js, jQuery, Solr, MongoDB, Redis, MySQL, Linux, nginx, memcached, jQuery, RabbitMQ.

- Built a social calendar and networking service for the parents of young children- Developed all code in Python/Django and jQuery/JS- Set up infrastructure of Debian/Apache/MySQL/memcached running on top of AWS (EC2,S3,SES)- Integrated with Facebook APIs for registration, friend invites, status updates, login

- Led a development effort on system with several thousand active enterprise-scale users- Designed and developed backend functionality to scale the system to deal with growth- Led response to incidents and outages, and conducted weekly department-wide meetings- Analyzed and debugged time-sensitive application incidents, 24/7 escalation point.- Established release management procedure and carried out releases.- Transitioned code base and development tools from SVN to Git- Managed 4 software engineers locally and coordinated development of an off-shore team of six developers.Used in projects: Perl, Oracle, Python, Linux, Apache, SVN, Git

- Led the development of client-requested application enhancements to web-based platform- Developed ETL code to integrate new client data into application and export data back- Reviewed client requirements and determined best approach to meeting business needs- Examined, prioritized and assigned projects in weekly meetings with Client Services- Supervised the technical aspects of client integrations and dealt with complications

- Integrated 3rd party email deliverability and email preview tools into application- Developed application enhancements for Email Service Provider web-based platform- Documented system operations and wrote chapters for training manual.

- Developed application enhancements for Email SaaS web-based platform- Designed and developed Perl programs for processing and conversion of data. - Maintenance duties on an Oracle database and optimization of SQL queries.