Jeff Sylvan Email & Phone Number

Boston, MA, US

Boston, Massachusetts, US

San Francisco, CA, US

• I was hired to modernize the bank's software systems and tech culture. In this role, I've:
• Led company-wide training initiatives for over 50 engineers, architects, anddirectors, resulting in enhanced productivity, reduced maintenance, andimproved cross-team collaboration, with an actively growing participant.
• Led high-performing teams in developing core infrastructure applications,recognized by management as ”a model of efficiency and communication.”
• Implemented optimization techniques in mission-critical software, promotingvoluntary adoption and increased productivity across teams
• Established scalable continuous delivery pipeline, facilitating flagship teams’transition to agile methodologies and driving company-wide adoption,impacting hundreds of engineers

I worked with Hubspot’s identity team to create and maintain software related to tracking customer data.

Dundalk, County Louth, IE

• Led a team of engineers to reengineer Cimpress’ monolithic tax system into ascalable microservices-based cloud infrastructure, enhancing performance,reliability, and handling thousands of queries per second.
• Rearchitected product and improved inter-team communication, enabling ajunior team with a diverse application portfolio to manage the system initiallyrequiring a team of 4+ senior engineers.

Boston, MA, US

• Led a team of 20 and designed Apocoplay’s core product: an engine automatingserver-side development and facilitating real-time data routing and processingfor game rules in large-scale multiplayer online games.
• Enhanced performance, stability, and scalability for games ported to the newengine,reducing server and development costs by 90% and saving hundreds ofthousands of dollars in yearly expenses per game, while drastically.

C#, MSSQL, ASP.NET, API, WCFI modernized Everyscape’s legacy systems, maintained production systems, and rapidly developed test projects using the Lean Startup model.

Chicago, IL, US

C#, MSSQL, WPF, Workflow FoundationI designed and created financial software used by hospitals. I mentored junior engineers on software development and Agile practices.

Arlington, VA, US

Algorithm Design, Distributed Computing, JavaScript, C#, ASP.NET, MSSQLI worked with a small team to create the software that the Office of the Secretary of Defense used to track trillions of dollars of national defence spending. My role involved creating algorithms to optimize performance, investigating new and emerging technology, and general full stack.

My time at PRTM was split between the development of internal skunkworks projects for the CTO, managing offshore developers, and maintaining internal hardware infrastructure.

Waterbury, Connecticut, US

QScend provides web based software for municipalities throughout the United States and Canada. As a senior developer, I introduced practices that reduced the company’s average development time by 75% while increasing software stability.

In the late 90's, most video games were on physical disks or cartridges that were sold in brick and mortar stores. Development shops needed to go through publishers in order to get their games into the hands of the customers, and it was my job to provide a feedback loop to development shops to ensure that content met a variety of quality standards before.