Senior .NET Developer maintaining and evolving critical legacy systems in a corporate setting. Requires strong technical expertise and proactive problem-solving in São Paulo, Brazil.
Responsibilities
Sustaining and evolving legacy .NET systems
Advanced debugging and root cause analysis
Resolving integration failures
Implementing structured reduction of recurring incidents
Working closely with systems and business teams
Active participation in technical and prioritization meetings
Proposing technical improvements that reduce operational risk
Requirements
Strong experience with .NET Framework and/or .NET Core
Strong command of C#
Proven experience with legacy systems
Experience with corrective and evolutionary maintenance/support
Experience with integrations (REST, SOAP, APIs, Web Services)
SQL Server (complex queries, stored procedures, troubleshooting)
Hands-on experience with debugging and log analysis
Ability to quickly read and understand existing code
Benefits
Wellhub: access to gyms and physical and mental wellness programs.
Starbem: consultations with psychologists, psychiatrists, nutritionists and other specialists.
Avus: discounts on medicines and medical consultations, with up to 4 dependents included at no additional cost.
iFood Club: discounts and benefits at partner establishments.
Paid leave, as contractually agreed.
Monthly rewards (via iFood Benefits): recognition for performance and results.
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