senior react developer

GoFundMe is hiring a Senior Software Engineer to join the Developer Experience team in a hybrid Buenos Aires role. You will own local development environments, build robust CI/CD on GitHub Actions, and develop an Internal Developer Portal used across engineering teams.You will mentor engineers, track DevEx metrics, and partner with security to ensure...

¡Sumate a Grupo Megatlon! En Grupo Megatlon estamos impulsando la transformación tecnológica de nuestras plataformas y buscamos un/a Desarrollador/a Backend .NET Senior que quiera participar en proyectos desafiantes, utilizando tecnologías modernas y contribuyendo al desarrollo de soluciones escalables, seguras y de alto impacto para el negocio. ¿Cuál...

EL SOL, Argentina | Posted on 08/26/2026Schedule: Monday to Friday, 8 hours – Pacific TimeWe are looking for a Senior Backend Engineer to build and operate a production multi-tenant platform . You will own solutions end-to-end—from design and development to deployment, validation, and monitoring—working primarily with TypeScript, PostgreSQL/Supabase,...

AgileEngine is seeking a Senior Full Stack Developer to design and maintain backend services and frontend interfaces for a large-scale marketing analytics platform. You will implement REST APIs in Python (FastAPI/Flask), develop React/TypeScript frontends, manage PostgreSQL schemas, and ensure code quality with AI-assisted tools while avoiding short-term...

AgileEngine is seeking a Senior Mobile Engineer to maintain and optimize native iOS and Android apps, with a focus on Swift (70%) and Kotlin (30%). You will lead PoCs for migrating to React Native and implement RTC features (WebRTC, SIP, VoIP) while addressing voice-related latency and push notifications.Collaborative with stakeholders, you will ensure...

Puntorojo busca un Senior Fullstack Developer para impulsar el desarrollo y evolución de nuestras plataformas tecnológicas, participando en decisiones de arquitectura y asegurando altos estándares de calidad, rendimiento y escalabilidad.Diseñar, desarrollar y mantener aplicaciones frontend y backend; construir APIs REST; colaborar con Product, UX/UI y...

Noosa Labs is seeking a remote-first full-stack developer to build new features for an AI-driven evaluation platform serving LATAM enterprises. You’ll own end-to-end development, from scoping to production, and collaborate in a small, fast-moving team.Required: 4+ years in full-stack development, React/Typescript, PHP, MySQL, AWS; experience with SaaS...

IMPLEMENTAR CONSULTORES S.R.L. Selecciona 2 (dos) Desarrolladores PL/SQL,(uno Senior y otro Semi Senior) con experiencia en Store Procedures, Triggers, cursores, accesos y Querys a Base de Datos Oracle, para sumarse a un equipo que desarrollará y mantiene un importante proyecto en destacada empresa líder y que luego será migrado a otras tecnologías. ...

Quienes somos Acerca de Fudo Somos una startup que combina experiencia en la industria gastronómica y pasión por la tecnología. Todos los días ayudamos a miles de restaurantes a lo largo de Latinoamérica a mejorar su servicio gracias a nuestro software de gestión y aplicaciones móviles. Nuestro sistema es líder en Chile y Argentina, y estamos...

Location: Remote Employment Type: Full-Time / Contract Role Summary We are looking for a Senior iOS SDK Engineer to design, develop, and maintain an iOS SDK written primarily in Swift, enabling internal and partner applications to integrate seamlessly with our APIs. This is a platform / SDK engineering role focused on stability, performance, memory...

Location: Remote Employment Type: Full-Time / Contract Role Summary We are looking for a Senior Android SDK Engineer to own and evolve the Android SDK written in Java, enabling internal and partner applications to integrate reliably with our REST APIs. This is a platform / SDK engineering role focused on stability, performance, backward compatibility, and...

Bluelight is seeking a skilled full-stack developer to join our rapidly growing team in Córdoba. You will own end-to-end software solutions, focusing on financial reporting and data visualization, and collaborate with product managers and data engineers to deliver high-quality applications.The role offers opportunities to work with modern technologies,...

AgileEngine is seeking a Senior Mobile Engineer to maintain and optimize native iOS and Android apps with a focus on Swift (70%) and Kotlin (30%). You will lead PoCs to migrate toward React Native and implement RTC features including WebRTC, SIP, and VoIP push notifications.You will collaborate with client stakeholders on mobile architecture, ensure app...

DEPT® is seeking a Senior Software Engineer to drive a platform re-architecture for a major financial client. You’ll own full-stack workstreams across a cloud-native stack (React/TypeScript frontend, Node.js backend, AWS with Lambda) while maintaining parity with the legacy .NET/SQL Server system and migrating to PostgreSQL.You’ll influence...

Kraken is seeking an experienced Senior Software Engineer to join our Payments & Blockchain team, focusing on payment systems and security. You will design, develop, and maintain high-quality processing systems using React.js and related technologies to enable fast, secure transfers.You will mentor engineers, influence technical decisions, and contribute to...

AgileEngine is an Inc. 5000 company that creates award-winning software for Fortune 500 brands and trailblazing startups across 17+ industries. We rank among the leaders in areas like application development and AI/ML, and our people-first culture has earned us multiple Best Place to Work awards. Why Join Us If you're looking for a place to grow, make an...

Nos encontramos en la búsqueda de un/a AI Agent Developer SR (Microsoft Copilot, RAG & Integraciones) para sumarse a proyectos de transformación digital e inteligencia artificial aplicada. Buscamos un perfil senior con una fuerte orientación hands‑on, experiencia en el ecosistema Microsoft, desarrollo de agentes inteligentes, integración de sistemas...

SOFTGIC in Argentina seeks a senior developer to contribute across the full stack, design systems, and mentor peers. You will lead code reviews and help shape architecture while solving complex technical problems.You will build backend services with Node.js and Express, craft RESTful APIs, and work across databases, microservices, and frontends in a...

Sophilabs is seeking a Semi-Senior Node Developer in Argentina to build APIs, frontend services, websites, and electron apps using Node.js and modern JavaScript frameworks.The ideal candidate has 3+ years in software development, fluent English, and strong Node/Javascript skills, plus familiarity with Git, GitHub, AWS/GCP, HTML/CSS. This full-time role...

IMPLEMENTAR CONSULTORES S.R.L. Selecciona 3 (tres) Desarrolladores PL/SQL,(uno Senior y dos Semi Senior) con experiencia en Forms, Report, Store Procedures, Triggers, cursores, accesos y Querys a Base de Datos Oracle, para sumarse a un equipo que desarrollará y mantiene un importante proyecto en destacada empresa líder y que luego será migrado a otras...