Senior Full Stack Software Engineer – .NET

ASAAS

Senior Full Stack Engineer in .NET enhancing quality and simplicity in AI software development for Asaas. Collaborating closely with business and engineering teams in a remote setting.

Posted 6/29/2026full-timeRemote • 🇧🇷 BrazilSeniorWebsite

Tech Stack

Tools & technologies

.NETPostgres

About the role

Key responsibilities & impact

Translate business logic into high-quality code, advocating simplicity and sound architectural practices
Actively participate in the architecture, definition, and implementation of new features, as well as bug fixes
Understand complex problems with limited initial definition and design robust technical solutions
Review code delivered by team members, acting as a facilitator and raising the team's technical maturity
Break down large deliverables into small, cohesive increments that provide continuous value
Monitor the stability, performance, and behavior of solutions deployed to production
Actively contribute to improvements, documentation, and new standards in the Engineering knowledge base.

Requirements

What you’ll need

Strong experience with the .NET ecosystem
Experience with web development
Experience building and consuming REST APIs
Hands-on experience with relational databases (preferably PostgreSQL)
Proficiency with Git version control and basic knowledge of CI/CD pipelines
Technical English.

Benefits

Comp & perks

Medical and dental insurance with no co-payment
Life insurance
Medication purchase subsidy
Support for physical activities (e.g., gym subsidy)
Partnership with Neon
4 free monthly sessions with a therapist or nutritionist
Free food at headquarters
Childcare assistance
Parental support program
Extended maternity and paternity leave
Education assistance covering 70% of tuition for undergraduate degrees and language courses
Support for purchasing courses and books
Home office allowance
Work equipment provided
Furniture allowance
Partnership with WOBA

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Hard Skills & Tools

.NET EcosystemWeb DevelopmentREST API DevelopmentRelational DatabasesPostgreSQLGit Version ControlCI/CD PipelinesCode ReviewTechnical DocumentationArchitectural Practices

Soft Skills

Problem SolvingFacilitationCollaborationCommunication