Application Support Engineer

Apex

Confirmed live today High trust
Hybrid

Quick summary

Work type
Hybrid
Location
Austin, TXDallas, TXChicago, ILNew York, NYPortland, ORBelfast, United KingdomManila, Philippines
Posted
2 days ago
Freshness
Confirmed live today

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Salary context

How this pay compares to similar roles

Similar $146k
$100k most similar roles pay here $185k

This listing doesn't post a salary. Most similar roles pay $115,250–$176,762.

Based on 240 similar postings.

Employer

About Apex

Apex Fintech Solutions provides brokerage infrastructure and clearing services to financial services companies, enabling them to deliver investing, trading, and retirement solutions to their customers. Industry: Financial Technology & Brokerage Infrastructure

Apex currently has 19 open roles on FindRole.

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At a glance

TL;DR · Application Support Engineer

As an Application Support Engineer on the production support team, you will serve as the primary escalation point for complex production issues, managing everything from triage and resolution to client communication. You will monitor system performance, manage configuration changes, and collaborate with development teams to implement fixes while mentoring junior engineers. A core component of this role involves utilizing AI tooling and LLM-based assistants like Claude Code to automate repetitive tasks, analyze logs, and build reusable assets. The ideal candidate possesses expertise in Python, PowerShell, SQL, NoSQL (MongoDB, Postgres), and MSSQL, alongside experience with REST APIs, Google Cloud Platform, and microservices architecture. You will navigate Linux and Windows environments while troubleshooting networking protocols like TCP/IP and DNS to resolve technical challenges within a financial services and trading environment.

What you'll do

  • Serve as the primary escalation point for complex production issues from triage through resolution and client communication.
  • Participate in major incident response by providing impact analysis and actionable recommendations.
  • Monitor system performance and availability to resolve issues before they impact clients.
  • Manage production access, support configuration, and change management activities.
  • Utilize AI tooling and LLMs to accelerate log analysis, data extraction, and issue reproduction.
  • Build and maintain automations and reusable AI assets for the engineering team.
  • Create and maintain runbooks, troubleshooting guides, and knowledge base articles.
  • Collaborate with development teams to implement technical fixes and system improvements.

What we're looking for

  • Bachelor's degree in Computer Science, Information Technology, or a related field, or equivalent work experience.
  • 3+ years of experience in application support, preferably in a financial services or trading environment (preferred).
  • 2+ years of experience in a customer-facing role.
  • Strong foundational knowledge of networking, operating systems (Linux and Windows), and databases (MSSQL and/or NoSQL).
  • Hands-on experience using AI coding assistants or LLM-based tooling in a professional setting.
  • Proficiency in SQL and NoSQL databases, Python, and PowerShell scripting.
  • Ability to read and modify application code in a compiled language (preferred).
  • Experience with observability and ticketing platforms like Datadog, Jira, Zendesk, Confluence, and PagerDuty (plus); familiarity with trading systems and financial markets (plus).

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