Senior Software Engineer
Marathon Talent
Apply to this job Buenos Aires, Buenos Aires, Argentina on site Until 9/15/2026 5+ years exp First posted July 17, 2026 Last posted July 17, 2026
Job description
We’re looking for a Senior Software Engineer who can design highly scalable systems and services, integrate our systems into various third-party platforms, promote a culture of technical learning, and push teammates to grow into excellent engineers.
What you’ll work on
- Design, build, and maintain APIs, services, and systems across R2
- Own the product and solution architecture
- Ensure best practices and uptime
- Contribute to company-wide standards and reliability
- Ensure delivery of mission-critical systems with tight deadlines
- Increase the quality of the delivered code, towards a zero-bug policy
- Research and invest in new tooling to improve services
- Think about security throughout everything you do
- Promote a culture that fosters learning, growth, risk taking, and accountability
- Work with other teams to figure out how to build tools to make them more productive
About this role
Summary
Design scalable systems, maintain APIs, ensure reliability, promote learning, and security.
Job title
Senior Software Engineer
Experience level
senior level
Minimum experience
5+ years exp
Industry
software
Location requirements
Buenos Aires, Argentina; no remote work.
Salary
Not specified
Management role
No
Skills & keywords
Required skills
API developmentsystem architecturesecurityreliabilityteam collaboration
Preferred skills
None specified
Specializations
APIssystems designscalabilityintegrationsecurity
Locations
Structured locations inferred from the posting.
Buenos Aires, Argentina
On-site City
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