Salary
≈ $29k – $84k per year (Estimated)
Location
In office (Brazil)
Seniority
Staff

Removed from the employer's board on Oct 28, 2026. First seen by Alion on Oct 26, 2026.

Overview
Company
What next

Open roles like this one

Backend
Similar stack
Same company
Brazil
Tech Lead Java 12 hours ago
Remote (Brazil) · Contractor · Barueri
JavaScript
Java
Java
Spring Boot
Micronaut
Databases
RabbitMQ
Apache Kafka
Frontend
React.js
DevOps
Rest API
CI/CD
Git
Docker
Kubernetes
Cybersecurity
OWASP Top 10
Apply
$68k – $127k per year · Remote (Brazil) · Full-Time · Brazil
Python
C++
Game Dev
O3DE
Apply
$22k – $26k per year · In office · Contractor · Rio de Janeiro
Apply
$22k – $26k per year · In office · Full-Time · São Paulo
Management
ITIL
Apply
In office · Brazil
Python
Go
SQL
Databases
Apache Kafka
DevOps
Rest API
Terraform
CI/CD
Git
AWS
Docker
Kubernetes
AWS Lambda
Amazon S3
Apply
≈ $96k – $178k per year (Estimated) · Remote (Canada, PST hours) · 5+ years exp · Bachelor's Degree · Canada
JavaScript
SQL
Node JS
Frontend
Vue.js
GraphQL
React.js
DevOps
Rest API
Analytics
A/B Testing
QA
Jest
Mocha
Apply
≈ $15k – $29k per year (Estimated) · In office · 2+ years exp · Saint Petersburg
SQL
Databases
PostgreSQL
DevOps
Rest API
SOAP
Management
UML
BPMN
Apply
AI Agent Engineer 12 days ago
In office · Full-Time · Bachelor's Degree · Hong Kong
Python
Go
JavaScript
TypeScript
AI/ML
LangChain
LlamaIndex
Fine-tuning
Prompt Engineering
Chain-of-Thought
AI Agents
NLP
AutoGPT
LLM
Machine Learning
Apply
Blockchain Developer 12 days ago
≈ HK$48k – HK$108k per month (Estimated) · In office · Full-Time · 3+ years exp · Bachelor's Degree · Hong Kong
Python
JavaScript
Java
C++
Node JS
Solidity
Web3
Smart Contracts
Compound
DeFi
MakerDAO
dYdX
Cryptography
Kyber
Apply
≈ HK$31k – HK$71k per month (Estimated) · In office · Full-Time · 3+ years exp · Bachelor's Degree · Hong Kong
Go
SQL
C++
Databases
RabbitMQ
Apache Kafka
AI/ML
Machine Learning
DevOps
GCP
Azure
AWS
Cybersecurity
ISO 27001
SOC 2
Apply
In office · Colombia
JavaScript
PHP
Node JS
PHP
WordPress
Drupal
DevOps
Rest API
Git
Management
Agile
Apply
≈ $27k – $79k per year (Estimated) · In office · 6+ years exp · PhD · Medellín
Python
TypeScript
Databases
PostgreSQL
Apache Kafka
AI/ML
AI Agents
DevOps
GCP
CI/CD
AWS
Management
ServiceNow
ITSM
Apply
Hybrid · 3+ years exp · Medellín
JavaScript
PHP
TypeScript
SQL
Node JS
Databases
MS SQL
Frontend
React.js
Material UI
DevOps
GitHub Actions
CI/CD
Git
AWS
AWS Fargate
AWS Lambda
Amazon EC2
Apply
Senior Rust Developer 25 days ago
≈ $55k – $110k per year (Estimated) · In office · 5+ years exp · Mexico
JavaScript
Rust
TypeScript
Node JS
Rust
Actix Web
Axum
Databases
PostgreSQL
Redis
AI/ML
Agentic Workflows
DevOps
GCP
Azure
CI/CD
Git
AWS
Docker
Apply
≈ $19k – $40k per year (Estimated) · In office · 5+ years exp · Bachelor's Degree · India
SQL
Databases
MySQL
PostgreSQL
Oracle
MS SQL
Apply
In office · Full-Time · High School Diploma · Brazil
Apply
Remote (Brazil) · Contractor · 4+ years exp · Brazil
JavaScript
Java
Java
Spring Boot
Frontend
Vue.js
React.js
DevOps
Rest API
Git
Management
Scrum
Kanban
Apply
Remote (Brazil) · Contractor · 3+ years exp · Brazil
JavaScript
Java
Java
Spring Boot
Frontend
Vue.js
React.js
DevOps
Rest API
Git
Management
Scrum
Kanban
Apply
Remote (Brazil) · 2+ years exp · Brazil
Python
Java
SQL
DevOps
AWS
AWS Lambda
Amazon CloudWatch
Apply
Remote (Brazil) · Brazil
Python
Java
Databases
Apache Kafka
AI/ML
Claude Code
Mobile
Clean Architecture
DevOps
Terraform
CI/CD
AWS
Apply
See all jobs
Founded in 2012, Lean Solutions Group is a nearshore and offshore services provider specializing in workforce optimization, business process outsourcing (BPO), and technology solutions. Headquartered in Coral Springs, Florida, the company maintains extensive operational and talent delivery centers across Latin America and Asia. By combining skilled human resources with AI-powered tools and software systems, the enterprise enables companies across transportation, logistics, supply chain, financial services, and manufacturing to scale operations, streamline back-office tasks, and optimize customer support.

Description

Overview:

The Senior .NET & ReactJS Developer position is aimed at industry professionals exemplifying an excellent understanding of backend development with .NET and frontend development using ReactJS. The primary responsibilities include leading the development of complex web applications, offering technical guidance, and driving key architectural decisions. The job demands comprehensive knowledge of .NET, ReactJS, Azure, and the proficiency to design scalable, efficient, and inventive full-stack solutions.

Position Title: Lead Fullstack Developer

Location:Remote - LATAM

What you will be doing:

  • Lead backend operations utilizing the .NET framework, focusing on C#, ASP.NET, MVC, .NET Core, and web APIs. Drive the development of robust and efficient backend systems.

  • Lead front-end development using ReactJS. Maintain highly efficient, scalable, and maintainable code prioritizing user experience and performance. Ensure front-end alignment with project goals.

  • Make critical decisions on full-stack architecture and design, ensuring robustness, scalability, and efficiency. Directly impact project success through contributions.

  • Uphold the highest standards in code quality, organizing comprehensive code reviews, and championing best practices for full-stack development. Maintain codebase integrity through attention to detail as well.

  • Provide guidance and support to junior and mid-level developers, fostering a culture of continuous learning and growth. Share expertise and knowledge to develop the next generation of developers.

  • Effectively manage cloud resources using Azure, deploying, monitoring, and optimizing services. Ensure scalability and reliability of project infrastructure.

Requirements & Qualifications

To excel in this role, you should possess:

  • Expertise in the .NET framework and C# programming. Must include a deep understanding of advanced concepts of ASP.NET, MVC, and .NET Core.

  • Proficiency in frontend development with ReactJS, understanding its core principles, component lifecycle, state management, and hooks.

  • Strong understanding of web technologies (HTML5, CSS3, JavaScript/TypeScript).

  • Proficient with RESTful API design and development.

  • Solid understanding of database technologies (SQL) and ORM frameworks (like Entity Framework).

  • Experience with Azure and serverless architectures.

  • Familiarity with microservices architecture and Azure functions

  • Knowledge of DevOps practices and CI/CD pipelines.

  • Understanding of Agile development methodologies.

  • Excellent leadership and team management skills.

  • Strong problem-solving and analytical abilities.

  • Effective communication and collaboration skills.

  • Ability to lead and motivate a team of developers.

Why you will love GTS:

  • Join a powerful tech workforce and help us change the world through technology

  • Professional development opportunities with international customers

  • Collaborative work environment

  • Career path and mentorship programs that will lead to new levels.

Join GTS and contribute to shaping the data landscape within a dynamic and growing organization. Your skills will be honed, and your contributions will be vital to our continued success. Lean Tech is an equal opportunity employer. We celebrate diversity and are committed to creating an inclusive environment for all employees.

What next
Get the next one before it closes
It was open for 2 days. 8,452 Backend roles were posted this week.
A free account puts the new ones in your feed the day they appear, matched to your level and your pay.
Free forever. No card. Under a minute.
This is one of many
2,136,752 more open roles from verified company boards, updated every day.