Postúlate en Kit Empleo: kitempleo.com.mx/empleo/5c5ao1

About Inallmedia.comInallmedia.com is a general 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 byIn All Media, ensuring a stable, remote-first environment.Project OverviewWe 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 ResponsibilitiesArchitect & Develop:Design and implement scalable, secure, and high-performance services using.NET Core 6+and modernReactJSpatterns.Fullstack Delivery:Take ownership of features from database schema design withEFCoreto 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.Continuous Improvement:Write clean, maintainable, and well-tested code while optimizing the performance and reliability of critical system components.Must-Have SkillsBackend Mastery:Advanced proficiency in.NET Core 6and above.Frontend Expertise:Strong experience withReactJS 18and modern hooks/functional components.Data Layer:Deep experience working withEFCore (Entity Framework)andSQL Server, including query optimization and schema design.Version Control:Solid understanding ofGitandGitHubworkflows (Pull Requests, branching strategies).
Remote Collaboration:Proven experience working inAgileteams within 100% remote environments.Communication:Fluent Englishproficiency is mandatory for all daily meetings, documentation, and technical discussions.Nice-to-Have SkillsAdvanced Frontend:Familiarity withNextJSand managingNx Monorepos.UI/UX Tools:Experience usingMUI (Material UI)for rapid frontend component development.State & Data:Knowledge ofTanstack Query(React Query) for efficient server-state management.Testing:Experience withMSTestor other Unit Test Frameworks likexUnit.Time Zone & CollaborationThis role is100% remote for talent based in LATAM.
The team operates onEST (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.
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Postúlate en Kit Empleo: kitempleo.com.mx/empleo/5c5ao1

📌 Fullstack Engineer .Net (1907) (Estado de México)
🏢 In All Media
📍 Estado de México