Mark Gossa
Staff Software Engineer at Checkout.com
London, England, United Kingdom
Summary
👤
Senior🎓
Top SchoolMark Gossa is a hands-on Staff Software Engineer based in London with over a decade of experience designing and operating distributed .NET systems, cloud-native platforms, and CI/CD pipelines. At Checkout.com he leads cross-functional teams, shaping engineering standards and driving adoption of microservices, event-driven architectures, and infrastructure-as-code across Azure and AWS. He has a strong track record modernizing platforms—having rebuilt large-scale Azure Functions, created templated .NET service starters with embedded pipelines, and implemented messaging abstractions used across teams. A prolific mentor and community speaker, he runs training sessions and contributes open-source tooling such as mocking and messaging frameworks on GitHub. Comfortable from architecture to post-deployment support, he blends pragmatic engineering with a passion for continuous improvement and sharing knowledge. Colleagues rely on him to translate complex operational challenges into resilient, automatable solutions.
10 years of coding experience
17 years of employment as a software developer
GCSE, A-Level, 3 Sciences, Maths, Latin, French, Information Technology, Design Technology, Geography etc., GCSE, A-Level, 3 Sciences, Maths, Latin, French, Information Technology, Design Technology, Geography etc. at Whitgift School, CroydonMCP, MCSA, MCSE, Windows XP, Server 2003, MCP, MCSA, MCSE, Windows XP, Server 2003 at Microsoft Training - MCP, MCSA, MCSECCNA, CCNA at Cisco TrainingVMware Training: VMware vSphere 5.0, VCP5MCSA - Windows Server 2012, MCSA - Windows Server 2012 at Microsoft Training - MCSA - Windows Server 2012BSc, Medical Imaging, BSc, Medical Imaging at St George's, University of London (for students and alumni)MCITP Windows Server 2008 R2, MCITP Windows Server 2008 R2 at MCITP (Windows Server 2008 R2) Server and Enterprise AdministratorVCP4, vSphere 4.1: ESX 4.1, ESXi 4.1, vCenter, vDR, vMotion, DRS, HA, FT, iSCSI, FC, VCP4, vSphere 4.1: ESX 4.1, ESXi 4.1, vCenter, vDR, vMotion, DRS, HA, FT, iSCSI, FC at VMware Training: VMware vSphere 4.1, VCP4MCTS, Sharepoint Server 2007, MCTS, Sharepoint Server 2007 at Microsoft Training - MCTS Sharepoint Server 2007MCSE - Cloud Platform and Infrastructure, MCSE - Cloud Platform and Infrastructure at Microsoft Training - MCSE - Cloud Platform and InfrastructureMCTS: Exchange 2010, Exchange 2010, MCTS: Exchange 2010, Exchange 2010 at Microsoft Training - MCITP: Exchange 2010
Github Skills (75)
custom-headers10
dsc10
editor10
postmessage10
electron10
typescript10
http-status-code10
visual-studio-code10
microsoft10
powershell-dsc10
eventlog9
rabbitmq9
azure-service-bus9
message-handler9
matlab8
Programming languages (8)
Github contributions (5)
markgossa/BrickPi3Testing
Jan 2019 - Dec 2021
Repo for testing a Raspberry PI 3B with BrickPi3.
Contributions:4 PRs, 13 pushes, 3 branches in 3 years
testingraspberry-piraspberryraspberry-pi-3b
markgossa/Mocker
Jun 2020 - Aug 2020
.NET API mock for HTTP APIs. Simply create a rule which defines the response you want based on the request body, header, query and method in a received request. The response can be configured with custom headers, body, HTTP Status Code and delay.
Contributions:1 release, 92 commits, 4 PRs in 1 month
custom-headersdotnethttp-status-code
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