Senior .NET Payments Engineer — Remote, High-Impact

FullStack; Rosario; A distancia; ARS 169.452.000 - 246.476.000; Jornada completa

Ventajas ofrecidas por este puesto de trabajo

Competitive pay

Remote work

Work with startups & Fortune 500s

Continuing education

Career growth

Descripción de la vacante

FullStack is hiring a Senior .NET Engineer - Payments for a 6-month engagement, fully remote. You will join the client’s team and collaborate with designers and engineers to deliver robust backend solutions in production environments.

The role requires deep expertise in .NET/C#, payments processing, and distributed systems, with agile practices guiding delivery. Ideal candidates bring 5+ years of experience, strong English, and a track record of ownership.

Formación

• 5+ years of professional software development experience.
• Advanced English is required.
• Successful completion of a four-year college degree is required.
• Engineered and deployed backend systems using .NET/C# in production.
• Built payment flows and ledgers (not credit).
• Handled complex concurrency in distributed transactional systems.
• Implemented idempotency and data immutability in production.
• Azure cloud experience is a nice to have.
• Experience leveraging AI tools (Claude Code, Codex, etc.) is a nice to have.
• Experience with CI/CD and Agile/Scrum practices.

Responsabilidades

• You will integrate directly into our client's team and work alongside their designers and engineers daily.

Conocimientos

English proficiency

Software development 5+ yrs

Ownership mindset

Agile/Scrum

Distributed systems

CI/CD

Concurrency handling

Educación

Bachelor's degree (4-year college)

Herramientas

.NET/C#

Azure

Claude Code

Copilot CLI

Descripción del empleo

FullStack is hiring a Senior .NET Engineer - Payments for a 6-month engagement, fully remote. You will join the client’s team and collaborate with designers and engineers to deliver robust backend solutions in production environments.

The role requires deep expertise in .NET/C#, payments processing, and distributed systems, with agile practices guiding delivery. Ideal candidates bring 5+ years of experience, strong English, and a track record of ownership.