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Principal Full Stack Engineer

Ubiminds
Location
Brazil
Workplace
Remote
Employment
Full Time
Salary
—
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Posted 1mo ago

The employer’s full description could not be read from their board. This is a summary of the posting — follow the apply link for the original.

Responsibilities

  • Design, develop, and deliver scalable multi-tenant SaaS applications
  • Own end-to-end delivery of features
  • Generate production-ready code using AI-assisted development tools
  • Collaborate with Architects to define application architecture
  • Design systems using modern architectural patterns
  • Build modern Angular applications
  • Design efficient database models and optimize SQL performance
  • Implement scalable integration, messaging, and distributed system patterns
  • Troubleshoot complex production issues
  • Mentor engineers through architecture guidance, technical leadership, code reviews, and knowledge sharing
  • Drive engineering best practices around quality, automation, security, observability, and AI-powered software development

Requirements

  • 10+ years of professional software engineering experience
  • Experience as a Principal Engineer, Lead Engineer, Software Architect, or equivalent technical leadership role
  • Expert-level proficiency with C#
  • Expert-level proficiency with .NET
  • Expert-level proficiency with Entity Framework
  • Expert-level proficiency with Angular
  • Expert-level proficiency with SQL Server
  • Expert-level proficiency with PostgreSQL
  • Strong experience designing and building multi-tenant SaaS applications
  • Strong experience designing and building distributed systems
  • Strong experience designing and building REST APIs
  • Strong experience designing and building event-driven architectures
  • Deep expertise with Domain-Driven Design (DDD)
  • Deep expertise with CQRS
  • Deep expertise with secure and scalable application architecture
  • Advanced knowledge of SQL optimization
  • Advanced knowledge of data modeling
  • Advanced knowledge of Redis
  • Advanced knowledge of OpenSearch
  • Advanced knowledge of Elasticsearch
  • Experience with automated testing
  • Experience with CI/CD pipelines
  • Experience with Git
  • Experience with Agile methodologies
  • Experience with modern DevOps practices
  • Experience with observability platforms
  • Experience with code quality tools such as SonarQube
  • Experience with code quality tools such as Mend
  • Experience with code quality tools such as Datadog
  • Experience with code quality tools such as CloudWatch
  • Hands-on experience using AI-powered development tools such as GitHub Copilot
  • Hands-on experience using AI-powered development tools such as Cursor
  • Hands-on experience using AI-powered development tools such as Claude Code
  • Strong leadership, mentoring, communication, and problem-solving skills
  • Bachelor's degree in Computer Science, Engineering, or equivalent professional experience
  • English proficiency at C1 level (written and verbal)

Preferred

  • Hands-on experience with AWS services including ECS/Fargate
  • Hands-on experience with AWS services including Lambda
  • Hands-on experience with AWS services including SQS/SNS
  • Hands-on experience with AWS services including S3
  • Hands-on experience with AWS services including RDS
  • Experience with Infrastructure as Code using Terraform
  • Experience with Infrastructure as Code using AWS CDK
  • Experience with GraphQL
  • Experience with WebSockets
  • Experience with Server-Sent Events (SSE)
  • Experience with Playwright
  • Experience with SmartBear TestComplete
  • Familiarity with monitoring platforms such as Datadog
  • Familiarity with monitoring platforms such as CloudWatch
  • Familiarity with monitoring platforms such as New Relic
  • Experience building AI-enabled applications using Large Language Models (LLMs)
  • Experience building AI-enabled applications using Retrieval-Augmented Generation (RAG)
  • Experience building AI-enabled applications using Model Context Protocol (MCP)
  • Experience building AI-enabled applications using AI-powered application architectures

Skills

  • .NET
  • Angular
  • AWS
  • C#
  • CQRS
  • CloudWatch
  • Datadog
  • DDD
  • DevOps
  • Elasticsearch
  • Entity Framework
  • Event-driven architecture
  • Git
  • GitHub Copilot
  • GraphQL
  • Infrastructure as Code
  • Lambda
  • LLMs
  • New Relic
  • OpenSearch
  • Playwright
  • PostgreSQL
  • RAG
  • REST APIs
  • Redis
  • Rds
  • S3
  • SaaS
  • Server-Sent Events
  • Shift-Left
  • SQL
  • SQL Server
  • SQS/SNS
  • SSE
  • SmartBear TestComplete
  • Terraform
  • TS/SCI
  • WebSockets
  • AWS CDK
  • ECS/Fargate
  • Cursor
  • Claude Code
  • Replit
  • SonarQube
  • Mend
  • RxJS
  • Reactive Forms
  • Signals

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