Fullstack Software Engineer – .NET, React

SoftDesign

Senior FullStack Developer specializing in .NET 9 and React for healthcare scheduling projects. Focused on collaboration and continuous self-improvement in a dynamic environment.

Posted 7/10/2026full-timeRemote • 🇧🇷 BrazilMid-LevelSeniorWebsite

Tech Stack

Tools & technologies

CloudFirebase.NETPostgresReact

About the role

Key responsibilities & impact

Senior experience in .NET 9 / C# development, with strong knowledge of RESTful APIs and software architecture best practices;
Proficiency in PostgreSQL (data modeling, query optimization, and performance tuning);
Experience working with Firebase (Authentication, Firestore, Cloud Functions/Messaging);
Front-end development experience with ReactJS;
Experience and/or knowledge of the healthcare/hospital domain, with practical experience in scheduling processes (appointments, exams, procedures, and medical schedule management);
Regular use of generative AI tools for code development (Claude Code, Codex, or similar);
Experience working with RESTful APIs and system integrations;
Experience with version control tools such as Git.

Requirements

What you’ll need

Ability to work collaboratively in a team within a dynamic, fast-changing environment;
Strong problem-solving skills and ability to think critically about proposed solutions;
Proactive, autonomous, solution-oriented, and flexible profile;
Energetic and proactive in proposing and implementing solutions;
Collaborative approach to product design;
Committed to continuous self-development in technology;
Clear and effective communication skills.
Bachelor's degree completed or in progress in Computer Science or equivalent in Information Technology;
Experience with .NET Core;
English comprehension (user stories and project documentation will be in English).

Benefits

Comp & perks

Meal and commuting allowance
Health insurance
Biannual performance reviews with growth opportunities
Feedback-driven culture
Parental leave
Employee referral bonus
ZenKlub — two free sessions per month
Education benefit
Long-service award
Office space available for coworking in Porto Alegre (RS)

ATS Keywords

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Hard Skills & Tools

.NET CoreRESTful APIsPostgreSQLFirebaseVersion Control (Git)Software ArchitectureQuery OptimizationPerformance TuningCloud FunctionsMedical Schedule Management

Soft Skills

Problem-SolvingCollaborationProactive ApproachEffective CommunicationCritical Thinking

Certifications

Bachelor's Degree in Computer ScienceBachelor's Degree in Information Technology