SEMI SENIOR -Software Developer (.NET) - Payment Integrations
Location: Chile or Argentina (remote)
Level: Semi Senior
Contract: 3 months, with possible extension based on performance
Payment: USD
About the client
The client is a general ticketing and fundraising platform that works with more than 2,100 organizations in 12 countries and processes over USD 5 million in ticket sales every day.
About the role
We are looking for a Software Developer to join the client's engineering team.
You will build new features on a modern .
NET stack and maintain legacy VB.NET code.
A big part of the work is integrating and supporting multiple payment gateways and making those integrations reliable with solid integration testing.
What you will do
Build and maintain web applications with ASP.NET on .
NET 9 or later.
Support, refactor and extend legacy C# and VB.NET code.
Design, implement and maintain integrations with several payment gateways.
Write and maintain integration tests for payment flows and external services.




Work with SQL Server **** on queries, stored procedures and performance tuning.
What we are looking for
Commercial experience with ASP.NET on .
NET 9+.
Hands-on experience with C# and legacy VB.NET codebases.
Solid skills with SQL Server, ideally the **** version.
Proven experience integrating more than one payment gateway.
Experience designing and running integration tests.
English level B2/C1 or higher.
Equipment requirements
You will work on your own laptop, which needs to meet these specs:
Processor: Intel Core 7, Core Ultra or equivalent (x64 architecture)
Memory: 32 GB RAM
Operating system: Windows 11 or later
Storage: SSD with more than 50 GB free for Visual Studio and the applications
What we offer
Payment in USD
A 3-month contract that can be extended based on performance
#J-*****-Ljbffr

📌 Software Developer (.Net) (Santiago)
🏢 Alcor
📍 Santiago