Senior Fullstack Developer, React – .NET

Beyond Soluções

Desenvolvedor Fullstack Sênior criando aplicações escaláveis em React e .NET para projetos financeiros da Beyond. Atuando com AWS, integrações complexas, testes automatizados e arquitetura distribuída.

Posted 8/5/2026full-timeSão Paulo • 🇧🇷 BrazilSeniorWebsite

Core Competencies

Role fit

Core Competencies

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Demonstrates expertise in developing fullstack applications with a focus on performance and scalability, utilizing React for modern interfaces and .NET for robust APIs. Proficient in cloud-native environments, automated testing, and best practices in software architecture.

Highest-signal resume keywords

React DevelopmentAPI Development in .NETAWS Cloud ServicesAutomated TestingPostgreSQL Database Management

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills

ReactAPI Development.NET 6+PostgreSQLAutomated TestingCI/CDDockerGitState ManagementREST APIs

Tools & Technologies

AWSKubernetesCognitoAzure ADCloudWatchGrafanaDatadogSQSRabbitMQNHibernate

Industry Keywords

Financial ProductsComplex WorkflowsDistributed ArchitectureEvent SourcingCQRSSOLID Principles

Tech Stack

Tools & technologies

ASP.NETAWSAzureCloudDockerGrafanaKubernetesMongoDB.NETPostgresRabbitMQReact

About the role

Key responsibilities & impact

Develop fullstack applications with a focus on performance and scalability
Build modern interfaces in React and robust APIs in .NET
Contribute to the design of solutions and complex integrations
Ensure quality through automated tests
Work in a cloud-native environment (AWS)
Collaborate with Product, Architecture and Data teams

Requirements

What you’ll need

Strong experience with React and developing APIs in .NET
Knowledge of architecture, best practices (SOLID) and integrations
Experience with relational databases, especially PostgreSQL
Experience with Git, Docker, CI/CD and cloud (AWS)
Experience with automated testing
Availability to work in a hybrid model in São Paulo – Faria Lima
Knowledge of DDD, CQRS, Event Sourcing and distributed architecture is a plus
Knowledge of messaging (SQS, RabbitMQ) and observability is a plus
Experience with Cognito/Azure AD is a plus
Use of AI in development is a plus
Experience with financial products or complex workflows is a plus
Experience with MongoDB is a plus
Intermediate or higher English
Knowledge of React, state management, modern CSS and REST APIs
Knowledge of .NET 6+, ASP.NET Core, EF Core, NHibernate and Clean/DDD/CQRS architecture
Knowledge of AWS, Kubernetes and CI/CD
Knowledge of PostgreSQL, JWT, Cognito and Azure AD
Knowledge of CloudWatch, Grafana, Datadog and messaging

Benefits

Comp & perks

Meal/Food voucher (VR/VA) and Mobility allowance of BRL 936.00 via FLASH
Health plan
Dental plan (SulAmérica)
Individual life insurance (no cost to the employee)
Referral program: BRL 500.00 reward if the referred candidate is hired
Wellhub and TotalPass
Partnership with Sesc, offering access to shows, cultural and sports activities, dental services, hotels, tours and other activities