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Leega

.NET Developer, Generative AI

Leega

Senior .NET Developer with expertise in generative AI solutions at Leega, a consultancy driving tech innovations in Brazil.

Posted 5/26/2026full-timeSão Paulo • 🇧🇷 BrazilMid-LevelSeniorWebsite

Tech Stack

Tools & technologies
AngularAzureBootstrapDockerJavaScriptjQueryKubernetes.NETRabbitMQReactSQL

About the role

Key responsibilities & impact
  • Solution Lifecycle: Work end-to-end, responsible for specification, development, deployment, support for acceptance testing, and continuous maintenance of solutions.
  • Solution Development: Lead the development and architecture of systems using .NET C#, ensuring application integrity, scalability and security.
  • Systems Integration: Design and implement integrations with internal solutions and external partners.
  • Acceleration via AI: Methodically incorporate generative AI assistants (such as GitHub Copilot, Claude Code, LLM assistants and related tools) to optimize development turnaround, code refactoring and test automation.
  • Business Interface: Actively participate in technical committees and business meetings, proactively translating functional requirements into architectural solutions.
  • Technical Documentation: Prepare and keep up-to-date manuals, architecture diagrams and standard operating procedures.
  • Deadline Management: Commit rigorously to established schedules, mitigating delay risks through strategic use of technology.

Requirements

What you’ll need
  • Proven experience in software development at a senior or specialist level.
  • Advanced mastery of the .NET ecosystem: C#, MVC and Web API.
  • Strong knowledge of Domain-Driven Design (DDD).
  • Experience with the Dapper ORM.
  • Proficiency in SQL Server (creating and optimizing Stored Procedures, Functions, Triggers and Views).
  • Competence in classical frontend development: React, Angular, JavaScript, jQuery and Bootstrap.
  • Experience with CI/CD pipelines and version control (Git / Azure DevOps).
  • Hands-on experience applying AI tools to software engineering to improve technical efficiency.
  • Knowledge of prompt engineering applied to code generation and review.
  • Assertive Communication: Ability to present highly complex technical concepts to diverse audiences.
  • Results Orientation: Focus on agile deliveries that add real business value while maintaining conceptual rigor.
  • Organization and Planning: Ability to manage priorities and urgencies, make decisions under pressure, and work collaboratively with multidisciplinary teams.
  • Technical knowledge of Microsoft Azure architecture and services. (preferred)
  • Experience with containerized applications (Docker / Kubernetes). (preferred)
  • Experience with messaging-based architectures (RabbitMQ or equivalents). (preferred)
  • Deep knowledge of Agile development methodologies. (preferred)
  • Relevant professional certifications in the Microsoft ecosystem or cloud architecture. (preferred)

Benefits

Comp & perks
  • Porto Seguro Health Plan
  • Porto Seguro Dental Plan
  • Profit Sharing (PLR)
  • Childcare Assistance
  • Alelo Meal and Food Vouchers
  • Home Office Allowance
  • Partnerships with Educational Institutions
  • Support for Certifications, including Cloud
  • Livelo Points
  • Total Pass
  • Mindself

ATS Keywords

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Hard Skills & Tools
.NETC#MVCWeb APIDomain-Driven DesignDapper ORMSQL ServerReactAngularJavaScript
Soft Skills
Assertive CommunicationResults OrientationOrganization and Planning
Certifications
Microsoft ecosystem certificationsCloud architecture certifications