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CURRICULUM VITAE

Janusz Czeropski

MDR Platform Engineer · TrendAI

Based in Ireland · [email protected]
januszczeropski.com · linkedin.com/in/janusz-czeropski · github.com/goaltv

Professional profile

MDR Platform Engineer at TrendAI with a background in security incident analysis and systems administration. Builds internal platforms, dashboards and automation for global MDR teams. Hands-on with PHP, MySQL, Linux and AWS, with a focus on safe data handling, operational visibility and tools that support analysts and service delivery managers.

I’m interested in engineering opportunities with teams in South Korea. I’m currently based in Ireland, working as an MDR Platform Engineer at TrendAI.

Technical skills

Security & operations: MDR / SOC workflows · Incident triage & enrichment · Threat-hunting tooling · Logging & observability

Software & data: PHP · Bash · REST APIs · Internal web apps · MySQL · MongoDB · Reporting & data pipelines

Cloud & infrastructure: Linux · AWS · Nginx · HAProxy · DNS · Salt · Nagios · Tomcat · Virtualisation · Backups

Professional experience

TrendAI

2022 — Present

MDR Platform Engineer · Cork, Ireland

Building internal security platforms, dashboards and automation for global MDR operations.

  • Develop internal web applications for analyst and threat-hunting workflows.
  • Build onboarding and customer-data tools in collaboration with service delivery managers.
  • Apply safe input/output handling, structured logging and clear ownership to operational tools.

Career progression: Security Incident Analyst Intern → Graduate Security Incident Analyst → Associate Security Incident Analyst → MDR Platform Engineer · current

FirstClarity (Evolok)

Jun 2017 — Jan 2018

Linux System Administrator · London, UK · Hybrid

Managed AWS environments and the infrastructure behind production and testing services.

  • Operated EC2, EBS, RDS, ELB, VPC and Route 53 across UAT and production.
  • Worked with Salt, Nagios, Tomcat, MongoDB and HAProxy; supported deployments and on-call operations.

Galaxy Digital Networks

Jan 2015 — Apr 2018

Owner / Systems Administrator · Carlow, Ireland

Ran hosting infrastructure and core network services across Linux and Windows environments.

  • Administered VPS and bare-metal systems, hosting platforms, DNS, mail and virtualisation.
  • Managed backups, restores and network services across a multi-site datacentre environment.

Selected engineering work

MDR-LABS

A back-end portal that brings analyst applications together, including dashboards, meeting coordination and threat-hunting tools. Developed the portal and internal applications with safe input/output handling, structured logging and maintainability in mind.

ServiceHub

A dashboard for the global MDR team to track customer licence validity and basic telemetry. Built visibility into customer data and supported service-delivery workflows for onboarding and expiry alerts.

Monthly Distribution

A reporting workflow for assigning monthly report tasks across global MDR and tracking completion. Built the task distribution and tracking workflow to make reporting responsibilities and progress easier to follow.

Education & learning

Ordinary B.Sc. Cyber Crime & Security

South East Technological University, Carlow · 2019 — 2023

Class representative; Esports Society president.

CS50’s Introduction to Cybersecurity

Harvard University · CS50 course

Cybersecurity coursework.

Computer Games & Programming

Pulse College, Dublin · 2015 — 2016

Achievement of Creativity award.

Games & Apps Development

Carlow Further Education · 2013 — 2015

Game development and programming foundation.

Selected certifications

  • Fing IT Professional — Fing
  • Ransomware Fundamentals — Trend Micro

Community & recognition

Founded and led the SETU Esports Society, organised events and received a Student Recognition Award in 2023. Also contributed as a TuneMoji ambassador and creator.