WebPros

backend developer in monitoring platforms

In short

Senior backend developer role at WebPros, a web hosting/infrastructure software company (cPanel & WHM, Plesk, WHMCS, and more), to take over and run the KoalityEngine platform and its WHM integration for the 360 Monitoring product during a fixed-term coverage period. The role involves production troubleshooting and incident handling, backend delivery including an Auth0 decommissioning, and deployments/infrastructure maintenance, working closely with another senior backend developer, QA, and product. It requires strong PHP (Symfony) and Node.js/TypeScript skills, experience operating production systems, and the ability to work independently in large, under-documented codebases within CET ±2 hours availability.

About WebPros
WebPros provides solutions for web hosting, billing automation, infrastructure, server management, and online marketing. Its portfolio includes cPanel & WHM, Plesk, WHMCS, SolusVM, XOVI, SocialBee, Sitejet, and Comet Backup.
Responsibilities
•Run and develop the KoalityEngine day to day, including its custom solutions, to keep the platform reliable during the leave
•Maintain the WHM integration, the 360 Monitoring plugin for cPanel & WHM, so customers on cPanel servers continue receiving working monitoring
•Troubleshoot production issues across backend systems, including on-call-style incident work, to keep downtime short
•Deliver backend work on 360 Monitoring, including the Auth0 decommissioning
•Handle deployments, infrastructure, and server maintenance to keep releases and servers stable
•Work with the second senior backend developer, QA, and product to plan and ship changes with appropriate context and testing
•Complete the handover of the KoalityEngine and WHM integration with the current owner
•Get access to required systems and ship at least one small change
•Handle troubleshooting and deployments independently after the current owner leaves
•Locate the KoalityEngine's custom solutions and understand why they exist
•Own WHM integration changes from start to finish with QA and product
•Contribute to the Auth0 decommissioning on the 360 Monitoring side
•Become the team's point of contact for the KoalityEngine
•Set priorities with the second senior backend developer
•Leave the system in a state the current owner can resume without surprises
Requirements
•Several years of professional backend development at senior level
•Strong PHP (Symfony) and solid Node.js / TypeScript skills
•Ability to become productive quickly and work independently in large existing codebases with limited documentation
•Experience operating production systems, including debugging, monitoring, and incident handling
•Fluent English
•Availability within CET ±2 hours
•Work autonomously and proactively, manage time effectively, and keep colleagues updated while working remotely and asynchronously
•Read unfamiliar code and understand its design before making changes
•Stay calm and methodical when debugging live production issues
•Be comfortable owning a system for a defined period and handing it back in good condition
•Be comfortable with codebases that have documentation gaps and custom solutions, maintaining rather than rebuilding a platform, working without detailed specifications, and handling incident and operations work
•Be able to work independently after a four-week handover and onboarding period
Nice to have
•DevOps experience (Linux servers, CI/CD, Docker)
•MongoDB
•cPanel & WHM or hosting / monitoring products
•Authentication / identity migrations (e.g. Auth0, OAuth/OIDC)
Conditions
•Fixed-term contract from 2 November 2026 to 1 May 2027
•Annual salary between 50,000 EUR and 72,000 EUR gross, depending on location; compensation may exceed the usual range for exceptional capability
•Work from anywhere in Europe; hybrid work is available in some offices
•Annual personal growth allowance
•Public transport and meal vouchers, depending on location
•20+ days of annual leave
•Regular team and on-site company events
•Four-week handover with the current owner

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