Senior Full Stack Engineer — App Modernization (Ezeiza)
Concord USA
Ezeiza, Provincia de Buenos Aires
Permanente
Tiempo completo
Hace 1 día
About UsConcord isn't your typical consulting firm; we are an execution company with a passion for making things happen. Our mission is to help clients enhance customer experiences, optimize operations, and revolutionize their product offerings through seamless integration, optimization, and activation of technology and data.We are purpose-built, merging the industry’s top specialty companies to amplify our Innovation Capabilities in analytics & AI, data management & engineering, UX and digital experience, and technical platform integration, automation & security engineering.OverviewWe are looking for a seasoned Software Engineer to join an Application Modernization team. You will be a primary contributor in migrating a legacy application backlog to a modern, cloud-native architecture — spanning React/Next.js frontends, Redis-backed APIs, event-driven microservices, and Kubernetes-based deployments.This is a remote contract open to candidates based in Argentina, Peru, Colombia, Brazil, Mexico, Ecuador, Bolivia, or Chile. You will collaborate daily with cross-functional, English-speaking teams, so professional-level English fluency is a mustWhat You Will Be DoingLead and contribute to the analysis, planning, and execution of legacy-to-modern-stack migrations, ensuring business logic is faithfully re-implemented and improved.Build performant, accessible frontends using React JS and the latest Tailwind CSS, integrating with Strapi CMS.Develop and maintain server-side rendered applications with Next.js on Node.js following a Test-Driven Development (TDD) approach.Implement and tune Redis caching layers to optimize application throughput and reduce database load.Design and integrate Kafka-based event streaming pipelines as part of an evolving microservices architecture.Containerize services and support Kubernetes deployments on-premises, with a clear migration path toward AWS EKS.Champion Blue/Green deployment strategies to minimize downtime and reduce release risk.I