Principal Software Engineer
Current
Dec 2023 - Present
Who is Ryan C.? Overview
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Ryan C. is listed as Principal Software Engineer at Atlassian, based in Stamford, Connecticut, United States. AeroLeads shows a matched LinkedIn profile for Ryan C..
Ryan C. previously worked as Senior Software Engineer at Twitter and Lead Software Engineer at Factset. Ryan C. holds Bs, Computer Systems Engineering from Rensselaer Polytechnic Institute.
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Atlassian
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Profile bio
About Ryan C.
Software Engineer with experience managing teams, design, architecture, and implementation of highly distributed backend systems. From writing proprietary network libraries and web servers to implementation of authentication and authorization systems, I have a deep level of understanding of distributed systems, computer networks, and security.
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8 roles
Ryan C. work experience
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Senior Software Engineer
Individual contributor on Twitter’s Health (Trust & Safety) Core Infrastructure Team implementing, supporting, debugging, enhancing, and scaling respective infrastructure.● Support, debug, enhance, and scale a Scala based rules engine infrastructure responsible for processing and enforcing Trust & Safety’s rules/policies as well as spam/bot/fraud detection across all user generated events to Twitter● Enhance and scale a second rules engine (100,000 CPU GKE cluster) from an acquisition, specifically, counting and rate limiting databases written in C++ leveraging RocksDb using the Redis protocol and Kafka● Led several major efforts related to the migration and integration of the two rules engines, including leading the effort with network engineering to debug and improve Twitter’s network design and configuration with GCP● Led GCP cost savings efforts resulting in >$1,000,000 annualized savings for infrastructure● Team’s Jira expert, creating and organizing dashboards as well as taking ownership of grooming the teams backlog from ~800 tickets down to ~200 actionable ticketsInitiated the architecture and plan for the next iteration of Health’s core infrastructure as well as aim to set the direction for Health Engineering at Twitter (paused due to paternity leave)● Deep troubleshooting and understanding of Kafka fan-in issues and scaling
Nov 2019 - Nov 2023
Lead Software Engineer
Manager & key contributor (Tech Lead equivalent) to FactSet’s design, architecture, and implementation of external/internal authentication solutions including a custom API Gateway.● Served as the team’s manager and Tech Lead● Mentored a growing team of up to 7 junior software engineers in Java, Web Security and RESTful APIs● Interface with internal and external customers / partners as needed and incorporate feedback into design and architecture of FactSet’s authentication systems● Re-architecture and implementation of client facing security features, including 2 Factor Authentication, Forms Based Authentication, SAML, and Custom API Gateway Enhancements
Jul 2016 - Nov 2019
Senior Software Engineer
● Support and replace older Authentication Systems written in C# .NET on IIS ● Major contributor to project revamping proprietary internal C++ HTTP reverse proxy● Accepted position as manager of the Authentication Services team● Refocused team to a collaborative and Agile software development cycle● Adopted JIRA for story/task tracking development● Encouraged a team-wide code review process● Redesigned internal session storage RESTful API written in Java & Couchbase
Nov 2013 - Jul 2016
Software Engineer
● Major (10x) performance enhancements to a C# .NET proprietary API GatewayTook ownership of an internet-facing, forms-based login application, making enhancements and bug fixesImplemented a new custom form of API Authentication based on RFC-2289 with guidance from internal application security● Mentored junior engineers and performed regular code reviews● Training Head for Software Architecture department during Software Engineer new hire training (20% time)
Jul 2010 - Nov 2013
Corporate Support Engineer
General troubleshooting and support of IT related needs within the company.
Nov 2007 - Jul 2010
Summer Intern
Panel Assembly, Radio Site Survey, Display Building, and aided with Computer Systems Setup
May 2002 - Aug 2002
Jun 2000 - Aug 2000
2 education records
Ryan C. education
Bs, Computer Systems Engineering
Rensselaer Polytechnic Institute
High School Diploma, College Track
Crosby High School
FAQ
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What company does Ryan C. work for?
Ryan C. works for Atlassian.
What is Ryan C.'s role at Atlassian?
Ryan C. is listed as Principal Software Engineer at Atlassian.
Where is Ryan C. based?
Ryan C. is based in Stamford, Connecticut, United States while working with Atlassian.
What companies has Ryan C. worked for?
Ryan C. has worked for Atlassian, Twitter, Factset, Bristol Babcock, and Proliance International.
How can I contact Ryan C.?
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What schools did Ryan C. attend?
Ryan C. holds Bs, Computer Systems Engineering from Rensselaer Polytechnic Institute.
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