Senior Fullstack Developer

🧭 About Inallmedia.com

Inallmedia.com is a global technology and design firm focused on building impactful digital solutions through remote, distributed teams across LATAM. We partner with international clients across industries, providing long-term technical expertise, product innovation, and team augmentation. When you join us, your contract and professional growth will be managed directly by In All Media, ensuring a stable, remote-first environment.

🚀 Project Overview

We are looking for a high-performing Senior Fullstack Developer to join a long-term initiative focused on modernizing and scaling a complex enterprise application. You will be part of a high-visibility squad dedicated to rebuilding core modules using a modern tech stack (.NET Core 6+ and React 18+).

The project involves solving high-concurrency challenges, ensuring data integrity across financial/operational workflows, and implementing a modular frontend architecture. As a Senior contributor, you will bridge the gap between robust backend services and intuitive, high-performance user interfaces.

🔍 Key Responsibilities

• Architect & Develop: Design and implement scalable, secure, and high-performance services using .NET Core 6+ and modern ReactJS patterns.
• Fullstack Delivery: Take ownership of features from database schema design with EFCore to frontend component implementation.
• Collaborate: Partner with cross-functional teams (Product, Design, and QA) to translate complex business requirements into elegant technical solutions.
• Technical Excellence: Participate in architectural discussions, perform rigorous code reviews, and mentor junior/mid-level developers to maintain high standards.

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• Continuous Improvement: Write clean, maintainable, and well-tested code while optimizing the performance and reliability of critical system components.
  
  

💡 Must-Have Skills

• Backend Mastery: Advanced proficiency in .NET Core 6 and above.
• Frontend Expertise: Strong experience with ReactJS 18 and modern hooks/functional components.
• Data Layer: Deep experience working with EFCore (Entity Framework) and SQL Server, including query optimization and schema design.
• Version Control: Solid understanding of Git and GitHub workflows (Pull Requests, branching strategies).
• Remote Collaboration: Proven experience working in Agile teams within 100% remote environments.
• Communication: Fluent English proficiency is mandatory for all daily meetings, documentation, and technical discussions.
  
  

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🌟 Nice-to-Have Skills

• Advanced Frontend: Familiarity with NextJS and managing Nx Monorepos.
• UI/UX Tools: Experience using MUI (Material UI) for rapid frontend component development.
• State & Data: Knowledge of Tanstack Query (React Query) for efficient server-state management.
• Testing: Experience with MSTest or other Unit Test Frameworks like xUnit.
  
  

🌐 Time Zone & Collaboration

This role is 100% remote for talent based in LATAM. The team operates on EST (Eastern Standard Time). You are expected to have a significant overlap (at least 6 hours) with the EST time zone to ensure smooth synchronous collaboration.