Mark Schlesinger Email & Phone Number

Scottsdale, Arizona, Us

Led migration from Heroku to Azure Cloud Led SOC2 compliance effort for Production ApplicationReduced server usage by 40%Created and developed SRE team

Scottsdale, Arizona, Us

Led technical infrastructure for office migrationLed migration of IT ticket tracking to ZendeskLed development of IT Policies and proceduresMentored junior IT engineers

Scottsdale, Arizona, Us

Mentoring junior engineersHelping develop engineering culture in the organizationDesigned architecture migration from monolith application to microservices.Leading Devops pipeline development and deployment Setting priorities and roadmap for devops team.

Beverly Hills, California, Us

Led team of developers working on Front End for TM1 Entry platform. Headed effort to reduce team AWS costs by 30 percentCoordinated Ci/CD updates to the Gitlab Pipelines and Terraform configuration to improve scalability and stability of the applicationRedesigned team release process to provide more information to stakeholdersWorked with team leads to identify and address issues with in the team

New York, Ny, Us

Lead software team implementing Lean principles for developing new products in MEAN stack. Supervise, train, and evaluate 3 junior engineers. Allocate resources in collaboration with product owner. Maintain Enterprise Spigit instance. Serve as Open Source, Agile and Lean resource. Determine project sizing. Devise new product ideas, create proofs of concept, and champion ideas to business leaders. Oversee Hackathon registration and voting.* Helped launch and co-led “Innovation Fridays” movement, which involved conducting twice monthly meetings to discuss industry innovations. Earned support of senior leadership.* Directed development of mobile recruiting app to gather applicant information from college students seeking internships and another mobile app to facilitate onboarding of new employees.* Increased efficiency and reduced rework through adoption of Lean Startup techniques.* Delivered presentations to senior management on Innovation, Lean Startup, and Hackathons.* Maintained and oversaw operation of easy-to-use anonymous survey application.

New York, Ny, Us

Architected and defined requirements for electronic gift card purchase and wallet. Enabled Card Member spending of Membership Reward Points. Designed technical interfaces for new Travel Partner Loyalty interfaces (hotels, airlines, etc.) to allow transfers of Membership Reward Points to partner loyalty programs. Partnered with Membership Rewards business and marketing staff to develop features and user stories, including initial architecture, projected costs, and schedules.* Managed technical design for American Express Centurion Lounges to provide card member access to lounges, which involved implementing travel agent tools and defining technical interfaces (wi-fi and iPad loans). New lounge mitigated loss of travel partners’ lounges (American and Continental).* Led architecture design for initial Membership Rewards features on American Express mobile app.* Developed new process for receiving new ideas into Loyalty Team to provide sizing, solution, and prioritization, reducing developer’s time spent prior to build.

New York, Ny, Us

Oversaw team of technical leads to architect and refactor all applications used by American Express travel agents in call centers and travel service offices. Defined architecture and sizing for all new project requests from business partners. Led 3 to 5 developers (in Phoenix and Delhi) on approved projects.* Won corporate Technology Excellence award for development of Next Generation Travel Agent portal.

Brookfield, Wisc., Us

Acted as lead architect on user-facing API for credit card processing via Internet. Designed architecture for new user caching system. New system reduced processing time by 10%. Protected sensitive information by ensuring information was only available via authorized interfaces.* Supported exponential user growth rate by implementing solutions to handle back-end user log-in and front- end validation for users already in system cache, thus reducing calls to back-end.

Performed maintenance and new feature development on voice mail and unified messaging. Recommended ideas to support company’s future growth. Isolated and resolved problems found in the field.* Saved thousands of dollars in annual licensing fees by moving embedded platform from OS/2 to Linux. * Managed new versions of long-standing product nearing end of life cycle, keeping vigilant for defects.

Managed device drivers, application infrastructure, and application interfaces to various protocols. Determined staffing needs and led 4 to 6 developers. Controlled costs through reuse of software from earlier projects.

Bachelor Of Science, Computer Science

Mba, Business