Application Support Engineer (Fintech)

TL;DR

Application Support Engineer (Fintech): Providing technical support and implementation services for API-based payment processing infrastructure with an accent on Java applications and client-facing technical guidance. Focus on resolving incidents, managing configuration changes, and bridging the gap between clients and internal technical teams.

Location: Must be based in Buenos Aires, Argentina

Company

hirify.global is a global provider of cloud-native API-based payment processing and wallet management infrastructure for banks, airlines, and fintechs.

What you will do

• Act as a technical bridge between clients and internal teams to ensure maximum return on technology investment.
• Manage the implementation phase by converting solution designs into concrete technical builds.
• Provide post-implementation support, including incident resolution and planning configuration changes.
• Mentor teammates and clients through both formal training and informal guidance.
• Proactively identify service improvements and develop reusable technical content.
• Participate in on-call rotations and provide occasional weekend and public holiday coverage.

Requirements

• Must be based in Buenos Aires, Argentina
• 5+ years of experience supporting mission-critical Java applications.
• 5+ years of experience within the financial services sector.
• 3+ years in a client-facing technical role.
• Proficiency in writing queries for SQL and NoSQL databases.
• Experience querying RESTful APIs using Postman or similar tools.

Nice to have

• Familiarity with PCI DSS standards.
• Experience with Mastercard or Visa card processing networks.

Culture & Benefits

• Work for a recognized "Top 10 Place to Work in Fintech."
• Engagement with a 100% cloud-native, hyper-configurable technology stack.
• Inclusive workplace with a strong commitment to Equal Employment Opportunity.
• Opportunity to support one of the world's largest banks and airlines.