46,578+ Senior Fullstack Developer React Java Jobs in Argentina — Top Companies Hiring June 2026

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Remote Senior Node.js Engineer — API & Architecture

AspenView Technology Partners in Argentina is seeking a Senior Node.js Developer to work remotely, focusing on building scalable solutions in the IT sector. The role involves designing RESTful APIs, managing databases, and collaborating on architecture and performance optimization. Candidates should po ...

Remote Senior Node.js Engineer — API & Architecture

AspenView Technology Partners in Argentina is seeking a Senior Node.js Developer to work remotely, focusing on building scalable solutions in the IT sector. The role involves designing RESTful APIs, managing databases, and collaborating on architecture and performance optimization. Candidates should po ...

Remote Senior Node.js Engineer: API & Architecture

AspenView Technology Partners is seeking a Senior Node.js Developer to join our team remotely. This role focuses on designing RESTful APIs, managing databases, and collaborating with teams for optimization. The ideal candidate will have strong communication skills, a degree in Systems Engineering or Co ...

Remote Senior Node.js Engineer: API & Architecture

AspenView Technology Partners is seeking a Senior Node.js Developer to join our team remotely. This role focuses on designing RESTful APIs, managing databases, and collaborating with teams for optimization. The ideal candidate will have strong communication skills, a degree in Systems Engineering or Co ...

Remote Senior Node.js Engineer: API & Architecture

AspenView Technology Partners is seeking a Senior Node.js Developer to join our team remotely. This role focuses on designing RESTful APIs, managing databases, and collaborating with teams for optimization. The ideal candidate will have strong communication skills, a degree in Systems Engineering or Co ...

Senior Lead AI Architect (Remote) – RAG SaaS Platform

A tech-focused company in Buenos Aires is seeking a Senior Lead AI Developer to scale a cutting-edge AI platform. You will architect intelligent systems, integrate multi-modal models, and lead a team of developers. The ideal candidate has strong experience with RAG-based systems and SaaS platforms. This remote r ...

Senior MuleSoft Architect — API Design & Integrations

Baufest, una empresa de tecnología en Argentina, busca un/a MuleSoft Senior Developer / Integration Architect para unirse a su equipo. El candidato ideal debe tener más de 5 años de experiencia en desarrollo de integración con MuleSoft y experiencia en sistemas hoteleros como OPERA. Las responsabilidad ...

Senior MuleSoft Integration Architect | API Design Lead

Baufest, una empresa de tecnología en Argentina, busca un/a MuleSoft Senior Developer / Integration Architect para unirse a su equipo. El candidato adecuado debe contar con más de 5 años de experiencia en desarrollo de integración con MuleSoft y conocimientos en sistemas hoteleros como OPERA. Las respo ...

Senior AI Backend Engineer LLM Orchestration

EPAM Systems is seeking a Senior Backend Developer to join our AI Pods team in Argentina. You will be responsible for architecting and developing reliable AI-powered API services, working closely with cross-functional teams to ensure performance and reliability. The ideal candidate will have over 3 yea ...

Senior Backend Engineer AI API Orchestration

EPAM Systems is looking for a Senior Backend Developer to enhance our AI Pods team in Argentina. In this role, you will architect and develop backend API services with a strong emphasis on reliability and security, alongside AI orchestration frameworks. Ideal candidates will have extensive experience i ...

Senior Backend Engineer AI API Orchestration & Reliability

EPAM Systems is seeking a Senior Backend Developer for their AI Pods team in Buenos Aires. This role involves crafting AI-powered API services, focusing on security and orchestration of LLMs in distributed environments. The ideal candidate will have 3+ years in backend engineering, specifically in micr ...

Senior Backend Engineer: Scalable APIs & Microservices

Topsort is seeking a Senior Software Developer to build back‑end services and APIs to democratize auction‑based infrastructure. You will focus on designing scalable applications and ensuring code quality while mentoring the team. Ideal candidates will bring 5+ years of relevant experience, strong profi ...

Senior Backend Engineer: AI Powered API Orchestration

EPAM Systems is looking for a Senior Backend Developer to join our AI Pods team in Argentina. This position focuses on architecting and developing backend API services in line with our AI orchestration frameworks, ensuring high service reliability and security. The ideal candidate will have substantial ...

Senior .NET Lead – Credit Systems (Hybrid)

Werben HR is seeking a Senior .NET Developer to work on a financial technology project focused on credit management systems. The ideal candidate will have extensive experience with .NET development and strong knowledge of credit products and systems. This role includes designing and maintaining core cr ...

Senior Power Platform Leader – Federal Solutions (Hybrid)

Andworx is seeking a Senior Power Platform Developer to design impactful solutions for our Federal Government client. Candidates should have strong Microsoft Power Platform skills and a creative approach to low-code/no-code solutions. This hybrid role requires a minimum of 8 years of experience, includ ...

Senior Backend Engineer AI Powered API Orchestration

EPAM Systems is seeking a Senior Backend Developer to join our AI Pods team in Buenos Aires, Argentina. The role involves architecting and developing backend API services alongside AI orchestration frameworks, emphasizing service reliability and security. Ideal candidates will possess extensive backend ...

Senior Magento PHP Engineer — Part Time, Remote

A leading IT services and consulting company is looking for an experienced Senior PHP Developer with strong Magento expertise. The ideal candidate will maintain and support existing Magento-based solutions, troubleshooting and optimizing eCommerce platforms. This part-time position requires solid experience in P ...

Senior Python Backend Engineer for AI Driven Analytics

EPAM Systems is seeking a seasoned Senior Python Web Developer to join our team in Buenos Aires. You will develop a cutting-edge supply-chain data analytic platform, contributing to back-end components, APIs, and managing high-load web applications. The ideal candidate has 3+ years of experience in Pyt ...

Senior Backend Engineer: AI Powered API Orchestration

EPAM Systems is seeking a Senior Backend Developer to join our AI Pods team in Argentina. The role involves architecting and developing backend API services, focusing on service reliability and security. Adequate candidates will have extensive experience in backend engineering, particularly with micros ...

Senior Oracle DB & Linux DevOps Engineer, Azure Ready

MVL Consulting busca un Senior Developer Database para unirse a su equipo en Buenos Aires, Argentina. El candidato debe tener al menos 3 años de experiencia en bases de datos Oracle y ser experto en sistemas operativos Linux. La posición implica la gestión de servidores y operaciones en plataformas Uni ...

Senior Backend Engineer AI API Orchestration & Reliability

EPAM Systems is seeking a Senior Backend Developer in Mendoza, Argentina, to craft AI-powered API services and enable language models to interact with diverse systems. This role requires architecting and developing backend API services while ensuring service reliability. The ideal candidate has at leas ...

Senior AI Lead: RAG Systems on AWS Bedrock

Santex Group, based in Argentina, is seeking a Senior AI Developer to spearhead the shift towards an AI-native platform. The role involves leading efforts in retrieval and generation solutions, requiring significant expertise in machine learning engineering. The ideal candidate will have over 5 years o ...

Senior Web Architect: Headless WordPress & Modern Frontend

MeanPug Digital is looking for a mid-to-senior Web Developer in Zárate, Argentina. You will be responsible for building and enhancing high-performing marketing sites for our law firm clients. The ideal candidate should have 3-5+ years of experience in web development and strong skills in WordPress, hea ...

Senior Backend Engineer AI API Orchestration & Reliability

EPAM Systems in Santiago del Estero, Argentina is seeking a Senior Backend Developer to join the AI Pods team. This role involves architecting and developing reliable AI-powered API services while ensuring security and scalability in backend workflows. The ideal candidate has over 3 years in backend en ...

Senior Backend Engineer AI API Orchestration & Reliability

EPAM Systems is seeking a Senior Backend Developer for our AI Pods team in Argentina. The role centers on crafting AI-powered API services, enabling language models to interact with internal systems through orchestration frameworks. The ideal candidate will have 3+ years in backend engineering, profici ...

Remote Node Developer (Mid Level) — AI Driven & CI/CD

A dynamic technology company in Argentina is seeking a Semi Senior Node Developer to join their remote multicultural team. You will be responsible for developing high-quality software aligned with client needs while participating in project management and ensuring code quality. The ideal candidate has a degree i ...

Senior Ruby on Rails Engineer Flexible Hours, 24 Flex Days

Proxify is seeking a Senior Ruby on Rails Developer in Buenos Aires to create high-quality web applications. You will design applications, write clean code, and implement testing strategies, all while enjoying flexible work hours and up to 24 paid flex days annually. The ideal candidate has at least 5 ...

Desarrollador Android Senior – Impacto real y autonomía

Traveltechessentialist busca un/a Android Developer Senior para unirse a su equipo en Ciudad Autónoma de Buenos Aires. El rol implica desarrollar y optimizar aplicaciones Android nativas usando Kotlin, colaborando en soluciones de alto impacto para múltiples marcas. Buscamos un perfil proactivo con más ...

Senior Backend Engineer Cloud Driven Fintech

IOL Inversiones busca un Senior Backend Developer para unirse a su equipo regional en Buenos Aires. El rol implica diseñar y mantener servicios backend escalables, gestión de infraestructura en AWS, y apoyar en el ciclo de vida de los sistemas. Ofrecemos beneficios como Swiss Medical, modalidad de trab ...

Argentina Based Semi Senior Python Backend Engineer

GlobalLogic is seeking a Semi Senior Python Developer in Buenos Aires, Argentina. The role requires fluency in English and 3-5 years of Python experience in backend API application development. Candidates will work on an exciting project integrating APIs with mobile providers. This hybrid position requ ...

Remote Senior Node.js Engineer: API & Architecture

AspenView Technology Partners is seeking a Senior Node.js Developer to join our team remotely. This role focuses on designing RESTful APIs, managing databases, and collaborating with teams for optimization. The ideal candidate will have strong communication skills, a degree in Systems Engineering or Co ...

Remote Senior Node.js Engineer — APIs & Scale

AspenView Technology Partners is hiring a Senior Node.js Developer to work remotely from Argentina, Misiones. In this role, you will design RESTful APIs, manage databases, and collaborate on architectural improvements in a diverse team. We value candidates with a degree in Systems Engineering or Comput ...

Remote Senior Node.js Engineer: API & Architecture

AspenView Technology Partners is seeking a Senior Node.js Developer to join our team remotely. This role focuses on designing RESTful APIs, managing databases, and collaborating with teams for optimization. The ideal candidate will have strong communication skills, a degree in Systems Engineering or Co ...

Senior AI Lead: RAG & Generation on AWS Bedrock

Santex Group, based in San Miguel de Tucumán, Argentina, seeks a Senior AI Developer to lead the transformation to an AI-native platform. This role emphasizes retrieval and generation solutions and requires a strong background in ML engineering. The ideal candidate will have over 5 years of experience, ...

Remote Senior Node.js Engineer — API & Architecture

AspenView Technology Partners in Argentina is seeking a Senior Node.js Developer to work remotely, focusing on building scalable solutions in the IT sector. The role involves designing RESTful APIs, managing databases, and collaborating on architecture and performance optimization. Candidates should po ...

Remote Senior Node.js Engineer: API & Architecture

AspenView Technology Partners is seeking a Senior Node.js Developer to join our team remotely. This role focuses on designing RESTful APIs, managing databases, and collaborating with teams for optimization. The ideal candidate will have strong communication skills, a degree in Systems Engineering or Co ...

Remote Senior Node.js Engineer: API & Architecture

AspenView Technology Partners is seeking a Senior Node.js Developer to join our team remotely. This role focuses on designing RESTful APIs, managing databases, and collaborating with teams for optimization. The ideal candidate will have strong communication skills, a degree in Systems Engineering or Co ...

Senior .NET/Angular Engineer Azure & REST API Expert

Globallogic is seeking a Senior Full Stack Developer in Comodoro Rivadavia, Argentina, to join our development team. You will provide innovative solutions for a client in the healthcare industry, working with .NET Core and Angular. The role requires 5+ years of experience, strong problem-solving skills ...

Remote Senior Node.js Engineer — API & Architecture

AspenView Technology Partners in Argentina is seeking a Senior Node.js Developer to work remotely, focusing on building scalable solutions in the IT sector. The role involves designing RESTful APIs, managing databases, and collaborating on architecture and performance optimization. Candidates should po ...

Remote Senior Node.js Engineer — API & Architecture

AspenView Technology Partners in Argentina is seeking a Senior Node.js Developer to work remotely, focusing on building scalable solutions in the IT sector. The role involves designing RESTful APIs, managing databases, and collaborating on architecture and performance optimization. Candidates should po ...

Remote Senior Node.js Engineer: API & Architecture

AspenView Technology Partners is seeking a Senior Node.js Developer to join our team remotely. This role focuses on designing RESTful APIs, managing databases, and collaborating with teams for optimization. The ideal candidate will have strong communication skills, a degree in Systems Engineering or Co ...

Remote Senior Node.js Engineer — APIs & Scale

AspenView Technology Partners is hiring a Senior Node.js Developer to work remotely from Argentina, Misiones. In this role, you will design RESTful APIs, manage databases, and collaborate on architectural improvements in a diverse team. We value candidates with a degree in Systems Engineering or Comput ...

Remote Senior Node.js Engineer — APIs & Scale

AspenView Technology Partners is hiring a Senior Node.js Developer to work remotely from Argentina, Misiones. In this role, you will design RESTful APIs, manage databases, and collaborate on architectural improvements in a diverse team. We value candidates with a degree in Systems Engineering or Comput ...

Remote Senior Node.js Engineer — API & Architecture

AspenView Technology Partners in Argentina is seeking a Senior Node.js Developer to work remotely, focusing on building scalable solutions in the IT sector. The role involves designing RESTful APIs, managing databases, and collaborating on architecture and performance optimization. Candidates should po ...

Remote Senior Node.js Engineer — APIs & Scale

AspenView Technology Partners is hiring a Senior Node.js Developer to work remotely from Argentina, Misiones. In this role, you will design RESTful APIs, manage databases, and collaborate on architectural improvements in a diverse team. We value candidates with a degree in Systems Engineering or Comput ...

Remote Senior Node.js Engineer — APIs & Scale

AspenView Technology Partners is hiring a Senior Node.js Developer to work remotely from Argentina, Misiones. In this role, you will design RESTful APIs, manage databases, and collaborate on architectural improvements in a diverse team. We value candidates with a degree in Systems Engineering or Comput ...

Remote Senior Node.js Engineer — APIs & Scale

AspenView Technology Partners is hiring a Senior Node.js Developer to work remotely from Argentina, Misiones. In this role, you will design RESTful APIs, manage databases, and collaborate on architectural improvements in a diverse team. We value candidates with a degree in Systems Engineering or Comput ...

Remote Senior Node.js Engineer — APIs & Scale

AspenView Technology Partners is hiring a Senior Node.js Developer to work remotely from Argentina, Misiones. In this role, you will design RESTful APIs, manage databases, and collaborate on architectural improvements in a diverse team. We value candidates with a degree in Systems Engineering or Comput ...

Remote Senior Node.js Engineer — API & Architecture

AspenView Technology Partners in Argentina is seeking a Senior Node.js Developer to work remotely, focusing on building scalable solutions in the IT sector. The role involves designing RESTful APIs, managing databases, and collaborating on architecture and performance optimization. Candidates should po ...

Remote Senior Node.js Engineer — API & Architecture

AspenView Technology Partners in Argentina is seeking a Senior Node.js Developer to work remotely, focusing on building scalable solutions in the IT sector. The role involves designing RESTful APIs, managing databases, and collaborating on architecture and performance optimization. Candidates should po ...

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