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Principle

Technical Support Engineer – Database, JavaScript & Linux

Principle
Ireland · Contract · Associate

Technical Support Engineer – Database, JavaScript & Linux

Type: Full-time contract, 11-month PAYE - paid on a weekly basis via Principle HR

Annual Salary: €49,000 doe

Location: Dublin (2–3 days onsite per week) - Dublin City

Contact: [email protected]


About the Role


We’re seeking a Technical Support Engineer to join a high-performing team in Dublin. This is not a basic IT support job—it’s a technical role supporting customers with real-world troubleshooting in databases, JavaScript, and Linux.


You’ll diagnose complex issues, optimise database performance, debug JavaScript code, and navigate Linux systems to deliver solutions to high-value customers.


What You’ll Bring

  • 3+ years’ hands-on experience supporting production systems.
  • Strong skills in relational databases (MySQL or Oracle)—performance tuning, troubleshooting, and query optimisation.
  • Ability to read and debug JavaScript code in live environments.
  • Comfort using Linux command-line tools for troubleshooting and administration.
  • Excellent communication and a calm, methodical approach to solving problems.


Ready to take the next step?

Send your CV to [email protected] or apply with your LinkedIn profile for immediate consideration.

Key Skills

Ranked by relevance

javascript mysql linux
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Posted
Mar 16, 2026
Type
Contract
Level
Associate
Location
Dublin
Company
Principle

Industries

Technology Information Media IT Services IT Consulting Information Services

Categories

Information Technology Customer Service Engineering

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