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John McCall

Software Engineer

Software Engineer at Apple

San Francisco Bay Area

Section title

John McCall's Email Addresses & Phone Numbers

John McCall's Work Experience

General Dynamics C4 Systems

Software Engineer

January 2004 to July 2006

Apple

Software Engineer

Greater New York City Area

John McCall's Education

Portland State University

M.S., Computer Science

2006 to 2008

Carnegie Mellon University

B.S., Mathematics, Computer Science

2000 to 2003

John McCall's Professional Skills Radar Chart

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John McCall's Estimated Salary Range

About John McCall's Current Company

General Dynamics C4 Systems

Pittsburgh branch (GDC4S | Viz; f.k.a. MAYA Viz) - Java software developer on the CoMotion collaborative data visualization workspace, including (1) extensive architectural work. Helped design and develop the 1.0 release of TransViz, a product for US TRANSCOM.

Frequently Asked Questions about John McCall

What company does John McCall work for?

John McCall works for General Dynamics C4 Systems


What is John McCall's role at General Dynamics C4 Systems?

John McCall is Software Engineer


What is John McCall's personal email address?

John McCall's personal email address is j****[email protected]


What is John McCall's business email address?

John McCall's business email addresses are not available


What is John McCall's Phone Number?

John McCall's phone (**) *** *** 213


What industry does John McCall work in?

John McCall works in the Computer Software industry.


About John McCall

đź“– Summary

Software Engineer @ General Dynamics C4 Systems Pittsburgh branch (GDC4S | Viz; f.k.a. MAYA Viz) - Java software developer on the CoMotion collaborative data visualization workspace, including (1) extensive architectural work. Helped design and develop the 1.0 release of TransViz, a product for US TRANSCOM. From January 2004 to July 2006 (2 years 7 months) Software Engineer @ Apple Language design and implementation for the Swift language. Member of the Core Team with primary responsibility for the project and its language design. Implemented code generation. Designed the ABI. Designed and implemented extensive portions of the runtime. Designed and implemented the error-handling feature. Designed major enhancements to the value-ownership system with implementation ongoing in collaboration with other team members. Extensive other contributions to the design and implementation. Providing senior technical leadership to a team of ~20 engineers.Language design and implementation for the Objective-C language. Designed and implemented the Objective-C Automatic Reference Counting (ARC) feature. Designed and implemented many interactions of Objective-C with C++. Extensive other contributions.Code owner of LLVM IR generation for the Clang compiler. Implemented major components of the C++ language in Clang, including access control and exceptions. Designed and implemented several major warnings. Extensive contributions to the design of LLVM's IR for exception-handling. Extensive other contributions throughout the Clang project. Principal maintainer of the cross-platform "Itanium" C++ ABI specification.Language expert for C, Objective-C, C++, and Swift.Previously: worked on an LLVM-based JIT for JavaScript meant to form a component of the WebKit web-browser core. Greater New York City Area


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In a nutshell

John McCall's Personality Type

Introversion (I), Sensing (S), Thinking (T), Perceiving (P)

Average Tenure

2 year(s), 7 month(s)

John McCall's Willingness to Change Jobs

Unlikely

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John McCall's Social Media Links

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