Applications Support Engineer (Level 3)
Overview
dx
Feed is a leading provider of data services for the capital markets industry. We are looking for an Applications Support Engineer (Level 3) to join the team.
Responsibilities
- Work closely with Support, QA and Development teams for setting up, configuring and maintaining new and existing applications as part of the infrastructure
- Deploy, install, configure and maintain sophisticated Trading/Finance and related software
- Configure bare metal & cloud instances to host various types of applications
- Administration of UNIX/Linux OS – installation, configuration and maintenance
- Administrate UNIX/Cloud infrastructure – installation, configuration and maintenance
- Deploy and configure
- based servers and networks; provision servers and storage; configure firewalls, VPN, monitoring, etc. - Make key decisions for scalability, reliability and accessibility
- Install and manage
- house developed and external monitoring systems - Work with the GIT repositories
- Implement automation activities to reduce repetitive tasks
- Suggest improvements to the technical side of applications/environments and to internal support processes
- Proactively identify and troubleshoot problems in testing and production environments; generate solutions and bug reports when required; monitor network and systems health and status
- Solve critical problems in applications’ configuration and environments and in systems, platforms and data
- Communicate with clients and partner companies’ engineers on technical subjects
- Participate in an
- call support rotation to ensure 24x7x365 coverage for critical core and customer issues - Guide and mentor Tier II engineers
- Share knowledge within the team and across other teams
Qualifications
Must-have skills:
- 3+ years of experience in UNIX/Linux administration
- Experience working as a Tier III Support engineer
- Strong experience with OS-level administration on Linux and/or UNIX
- Experience in Amazon compute cloud
- Hands-on scripting experience with Bash, Python, and/or Groovy
- In-depth knowledge of TCP/IP and ISO/OSI stack
- Experience in working with Apache, Nginx, HAproxy, Envoy, etc
- Experience with networking (routing, IP, TCP, UDP, DNS)
- Experience with monitoring and logging tools (Zabbix, Elasticsearch, or Open
Search, Grafana, Kibana, Dynatrace, Prometheus, etc. ) - Ability to read and analyze errors in applications
- Strong troubleshooting and analytical skills
- Ability to handle multiple tasks and projects simultaneously
- Understanding of ITIL processes and routines
- Good command of English (written and verbal)
Nice-to-have Skills:
- Experience with configuring CI/CD pipelines
- Knowledge of IP Multicast (RP, PIM, IGMP)
- Experience in cluster technologies and high availability systems
- Experience with SQL-like command language
- Experience with Ansible
- Knowledge of Java programming language
- Experience with trading/exchange/risk management software usage
- Experience with Atlassian software (JIRA, Confluence, Fish
Eye, etc. )
Benefits
- Possibility of hybrid/remote work mode
- Flexible working hours
- Work From Anywhere Program
- Medical insurance for employees and children
- Reimbursement of fitness / Urban Sports Club Membership
- Meal allowance
- Flexpay system (Coverflex)
- Modern office with new equipment; Play
Station, table football, and musical instruments - Parking spaces; Free drinks and snacks
- Teambuilding activities and corporate events
- Professional development support and mentorship programs
- Parental bonus and pension plan
Seniority level
- Mid-Senior level
Employment type
- Full-time
Job function
- Information Technology
Industries
- IT Services and IT Consulting
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Empresa: dxFeed Localização: Porto
Porto, Porto District, PortugalPublicado: 1. 11. 2025
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