Juan Cruz Viotti

Hey there! I'm a Technical Lead and Engineering Manager at Postman focusing on cross-platform desktop software, and a graduate student at University of Oxford working on the JSON BinPack space-efficient serialization format.

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Articles

22 Nov 2023 Spoofing Objective-C return values on Apple Silicon using LLDB
20 Nov 2023 Exploring macOS private frameworks
21 Dec 2022 Building Objective-C iOS apps with CMake
14 Dec 2022 Writing Objective-C iOS apps without Storyboards
28 Nov 2022 Launching macOS applications from the command-line
07 Sep 2022 Performance testing through proportional traces
11 Jul 2022 Debugging Electron.js native crashes on GNU/Linux
05 May 2022 Debugging the C++ standard library on macOS
24 Feb 2022 Attaching LLDB to production Electron.js builds on macOS
21 Feb 2022 Emitting Signposts to Instruments on macOS using C++
08 Dec 2021 Debugging Electron.js native crashes on macOS
26 Nov 2021 Employers should not own open-source contributions
23 Jul 2021 A deep dive on macOS universal binaries
07 Jul 2021 Speeding up Windows Electron.js builds with SCCACHE
05 Jul 2021 Building Electron.js on Windows using the Visual Studio Build Tools
30 Oct 2018 Evolutive Integration Testing of HTTP APIs with OpenAPI
28 Mar 2018 Easily switch between many NPM accounts
05 Dec 2017 An introduction to Ada's simple numeric types
18 Nov 2017 An overview of arrays in Ada 2012
09 Dec 2016 How to manually package an Electron app for Windows
16 Mar 2016 How to code-sign OS X Electron apps in Travis CI
19 Feb 2016 Fixing a baffling issue when running Electron as root in GNU/Linux
17 Feb 2016 Debugging Electron to run shell scripts in a packaged application

External

01 Jun 2023 How Postman uses JSON Schema
01 Nov 2022 How the W3C Web of Things brings JSON Schema to the Internet of Things
05 Aug 2022 An Overview of the Current State of Node.js Single Executable Applications

Research

2022 (Dissertation) JSON BinPack: A space-efficient schema-driven and schema-less binary serialization specification based on JSON Schema
- Awarded two 2022 CAR Hoare prizes for best performance
2022 (Paper) Benchmarking JSON BinPack
2022 (Paper) JSON Stats Analyzer
2022 (Paper) A Benchmark of JSON-compatible Binary Serialization Specifications
2022 (Paper) A Survey of JSON-compatible Binary Serialization Specifications

Videos

2023 (Live Stream) Going beyond JavaScript and Actor-Based Programming: an Interview with Douglas Crockford
2022 (Presentation) A Day in the Life of a Software Engineer (Slides)
2022 (Discussion) Node.js SEA at OpenJS Foundation Collaborator Summit
2022 (Live Stream) How Postman Engineering is using Electron
2017 (Course) Building Electron Applications
2017 (Course) Distributing Electron Applications

Notes

This is a list of notes I took while learning certain topics. Hopefully they're also useful to other people.

Programming related: