Senior Full Stack Developer

Beltis

. Develop and enhance web applications across both Front-End and Back-End layers .

Posted 9/22/2026full-timeSão Paulo • BrazilSenior💰 R$13,500 per monthWebsite

Core Competencies

Role fit

Core Competencies

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Demonstrates expertise in developing and enhancing web applications across Front-End and Back-End layers, with strong capabilities in implementing RESTful APIs and maintaining SQL Server databases. Proficient in using Node.js and Vue.js for application development, with a solid understanding of software architecture and system integration.

Highest-signal resume keywords

Node.jsVue.jsC# / .NET CoreSQL ServerRESTful APIs

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills

Web Application DevelopmentBack-End DevelopmentFront-End DevelopmentSoftware ArchitectureSystem IntegrationMicroservicesSQL Database ManagementApplication TestingLegacy System MaintenancePerformance Optimization

Soft Skills

CollaborationProblem-SolvingAnalytical Thinking

Tools & Technologies

.NET EcosystemREST APIsVue.jsNode.jsSQL Server

Tech Stack

Tools & technologies

JavaScriptMicroservicesNode.jsSQLVue.js.NET

About the role

Key responsibilities & impact

Develop and enhance web applications across both Front-End and Back-End layers
Implement new features and improve existing solutions
Analyze technical requirements and propose implementation and architectural alternatives
Develop and maintain integrations between applications and services through REST APIs
Maintain, support, and enhance legacy systems and current applications
Develop interfaces using Vue.js, with a focus on performance, usability, and Back-End service integration
Implement solutions using Node.js and technologies within the .NET ecosystem
Query, create, and maintain structures and procedures in SQL Server databases
Perform tests and validate developed functionality
Investigate application failures and issues, identify their causes, and implement fixes
Collaborate with other technical teams involved in projects

Requirements

What you’ll need

Node.js
Vue.js
C# / .NET Core
VB.NET
Experience developing and consuming RESTful APIs
SQL Server
Experience developing Front-End and Back-End applications
Knowledge of software architecture and system integration
Knowledge of microservices is a plus
Availability for occasional on-site work at the office based on specific project requirements

Benefits

Comp & perks

Predominantly remote work
Occasional on-site work at the office based on project requirements