Ariel Sisro
@arielsisro
I build scalable .NET and Azure backend platforms, distributed systems, and reliable AI-powered workflows.
UruguayWhat I'm looking for
I´m leading the end-to-end technical design and built a payment processing platform from POC to production, including Adyen integration, authorization, capture, refunds, chargebacks, webhooks, and reconciliation.
I've spent more than 20 years designing, building, and evolving software across payments, healthcare, media, banking, and real estate. My work centers on .NET/C#, microservices, APIs, distributed systems, databases, and cloud-native solutions on Microsoft Azure.
I combine hands-on backend development with technical leadership, architecture decisions, team leadership, mentoring, and close collaboration with product, business, QA, and technical stakeholders.
I've also worked on ETL/ELT, database optimization, large-scale data processing, legacy modernization, and Generative AI workflows including LLM integrations, multi-agent systems, orchestration, validation, and structured outputs.
Experience
Work history, roles, and key accomplishments
- Led end-to-end technical design
- Built payment processing platform from POC to production
- Adyen integration
- Authorization / capture / refunds / chargebacks
- Webhooks
- Reconciliation
- Azure Durable Functions
- Azure Data Factory
- Large-scale payment data processing
- Technical leadership
Led end-to-end technical design and built a payment processing platform from POC to production, including Adyen integration, authorization, capture, refunds, chargebacks, webhooks, and reconciliation. Utilized Azure Durable Functions and Azure Data Factory for large-scale payment data processing, with technical leadership responsibilities.
.NET C# Backend developer for several US companies
.NET Core microservices development and orchestration
Develop Cloud based solutions in Azure, using Functions, Durable Functions, Data Factory, EventGrid, etc
Develop intelligent search and autocomplete functionality with Apache/Solr Text search engine
Creating, refactoring, studying ETL and SSIS packages.
Tunning queries and packages.
Solving
Worked as Data Analyst at Tata Consultancy Services.
Worked as Project/Team Leader at Tata Consultancy Services.
Developed and enhanced an e-commerce application aimed to end users.
Customizations and adaptation of original application.
End user assistance through open forum.
Comprehensive database management and migration from Access to SQL and MySQL
Website development using ASP and ASP.NET, using Access and SQL Server databases. Database design and site documentation
Development of an internal system of sales administration, installations and SION product monitoring in ASP.NET.
Developed a comprehensive internal management system for an international real estate consulting firm using Visual Basic and MySQL. The application handled data related to properties, brokers, companies, contacts, and clients, as well as transactions, business opportunities, historical records, and meeting scheduling.
As the sole developer, I was responsible for the entire software development li
Develop Visual Basic software with Sql server databases
Automate and improve manual processes with file processing solutions
Develop and maintenance of visual basic systems for different clients
Education
Degrees, certifications, and relevant coursework
University of Buenos Aires
Licentiate degree, Licentiate in System Analysis
1998 - 2006
Escuela Tecnica ORT Argentina
Computer Technician, Computer Science
1992 - 1997
Tech stack
Software and tools used professionally
Availability
Location
UruguayAuthorized to work in
Social media
Job categories
Skills
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