76,275+ Senior Fullstack Engineer Reactnode Cloudnative Python Jobs in Argentina — Top Companies Hiring June 2026

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Senior Wallet & Blockchain Engineer (DeFi & Security)

Framework Ventures is seeking a Software Engineer for the Wallet Development Kit (WDK). The role involves designing and implementing self‑custodial wallet applications across platforms, contributing to Tether's open-source toolkit. The successful candidate will have over 5 years of experience with Node ...

Senior Wallet & Blockchain Engineer (DeFi & Security)

Framework Ventures is seeking a Software Engineer for the Wallet Development Kit (WDK). The role involves designing and implementing self‑custodial wallet applications across platforms, contributing to Tether's open-source toolkit. The successful candidate will have over 5 years of experience with Node ...

Senior Wallet & Blockchain Engineer (DeFi & Security)

Framework Ventures is looking for a WDK Software Engineer based in Argentina to contribute to Tether's open-source toolkit for self-custodial wallet applications. The role requires innovative solutions, a focus on scalability, and maintaining high-security standards for user safety. Candidates must hav ...

Senior Agentic Backend Engineer (Remote, SaaS)

Velozient is searching for a full-time, remote Agentic Developer with over 8 years of experience in back-end technologies such as .NET, C#, and Python. In this role, you'll contribute to developing the core web platform of a mission-driven language technology company. You will design and maintain criti ...

Senior Ruby Engineer – Identity & Security Lead

EPAM Systems is looking for a Senior Ruby Developer to join the Identity and Access Management Team in Neuquén, Argentina. You will be responsible for designing, building, and enhancing critical authentication and authorization services, ensuring the security and reliability of the platform. This role ...

Senior Rails Full Stack Engineer — Remote

Hubstaff, a remote-first technology company, is looking for a Senior Rails Full-Stack Developer to design and maintain Rails applications. The ideal candidate will have over 7 years of development experience and excel in database skills as well as frontend technologies like Hotwire and Tailwind. This r ...

Senior Frontend Engineer Next.js/React (Remote)

Squad, a leading digital experience company in Argentina, is seeking a Senior Frontend Engineer to build scalable web applications. The role focuses on optimizing performance using React and Next.js in a remote environment. Candidates should have 5–7 years of experience in frontend development, along w ...

Senior Rails Full Stack Engineer — Remote

Hubstaff is looking for a Senior Rails Full-Stack Developer to design and maintain Rails applications in a fully remote-first environment. The ideal candidate will have over 7 years of experience and expertise in database management as well as frontend technologies such as Hotwire and Tailwind. This po ...

Senior Rails Full Stack Engineer — Remote

Hubstaff is looking for a Senior Rails Full-Stack Developer to design and maintain Rails applications in a fully remote-first environment. The ideal candidate will have over 7 years of experience and expertise in database management as well as frontend technologies such as Hotwire and Tailwind. This po ...

Senior Agentic Backend Engineer (Remote, SaaS)

Velozient is seeking a full-time, remote Agentic Developer with 8+ years of experience in .NET, C#, Python, or Node.js to enhance their core web platform. This role demands a deep understanding of agentic development using AI agents throughout the software lifecycle. As a senior contributor, you will i ...

Senior Automation QA Engineer (Ramos Mejía)

Ciklum is looking for a Senior Automation QA Engineer to join our team in Argentina. We are a custom product engineering company that supports both multinational organizations and scaling startups to solve their most complex business challenges. With a integral team of over 4,000 highly skilled deve ...

Senior Java Backend Engineer Remote (LATAM)

Azumo is seeking a motivated Java Senior Engineer to develop and enhance scalable backend infrastructure used by millions. The role is fully remote and targets candidates in Latin America. Ideal candidates should have over 4 years of experience with enterprise-class frameworks and strong API design ski ...

Senior AI First Marketing Ops Engineer

CommandLink, LLC is seeking a Senior Marketing Operations Engineer in Argentina, focusing on AI-driven automation in a B2B SaaS environment. This role involves architecting and managing AI-first workflows, optimizing campaign performance using Meta's MCP, and integrating advanced AI tools. The ideal ca ...

Senior React/TypeScript Frontend Engineer — Remote

Paramo Technologies is looking for a Senior JavaScript Developer based in Buenos Aires, Argentina. You will be a part of a cross-functional team responsible for developing scalable software solutions. Key responsibilities include processing real-time data, writing maintainable code, and participating in incid ...

Senior Wallet & Blockchain Engineer (DeFi & Security)

Framework Ventures is looking for a WDK Software Engineer based in Argentina to contribute to Tether's open-source toolkit for self-custodial wallet applications. The role requires innovative solutions, a focus on scalability, and maintaining high-security standards for user safety. Candidates must hav ...

Senior Rails Full Stack Engineer — Remote

Hubstaff is looking for a Senior Rails Full-Stack Developer to design and maintain Rails applications. With over 7 years of development experience, you will excel in database skills and frontend technologies such as Hotwire and Tailwind. This remote-first role offers a competitive hourly rate and the o ...

Senior Java Backend Engineer Remote (LATAM)

Azumo is seeking a highly motivated Java Senior Engineer to enhance high-performing backend infrastructure for millions of users. This fully remote position is open to candidates based in Latin America, allowing collaboration within a dynamic team of engineers. You will design and develop scalable Java ...

Remote Senior OT Cybersecurity Engineer Deployments

Strategic Staffing Solutions is seeking a Senior OT Cybersecurity Engineer for a fully remote role centered on securing critical infrastructure and industrial environments. You will be responsible for implementing cybersecurity solutions, aiding in deployments, and offering post-deployment support. The ...

Remote Senior OT Cybersecurity Engineer Deployments

Strategic Staffing Solutions is seeking a Senior OT Cybersecurity Engineer for a fully remote role centered on securing critical infrastructure and industrial environments. You will be responsible for implementing cybersecurity solutions, aiding in deployments, and offering post-deployment support. The ...

Senior DevOps Engineer — Remote, Kubernetes & Cloud

ultima milla busca un Desarrollador Senior para unirse a su equipo en Buenos Aires. El rol se centra en mejorar productos y servicios a gran escala en un entorno remoto. Debes tener experiencia en Ruby on Rails o Node.JS y más de 4 años en GCP. Ofrecemos un ambiente dinámico, salario competitivo y opor ...

Senior Backend Engineer – Java Microservices & Payments

Revolut is seeking a Mid/Senior Backend Engineer to enhance the systems supporting our innovative app. You will develop microservices and improve critical business systems such as risk management and fraud detection. The ideal candidate is fluent in Java, has 6+ years of backend development experience, ...

Senior Backend Engineer — Scalable Data Platforms

Newsela seeks a Sr. Software Engineer to join their EveryDay Labs team in San Fernando, Buenos Aires. In this role, you'll design and maintain components for attendance analytics and communication tools, ensuring robust performance and scalability for millions of records. The ideal candidate has over 5 ...

Senior DevOps Engineer — AWS, Kubernetes & Terraform

Agileengine in Mendoza, Argentina is seeking a Senior DevOps Engineer to design and operate scalable cloud infrastructure. The role involves managing containers using Kubernetes, building infrastructure as code with Terraform, and overseeing CI/CD pipelines. A successful candidate will have strong expe ...

Senior Software Engineer, Robotics & AI Systems

Scale AI in Bahía Blanca, Argentina, is seeking a Software Engineer specializing in Robotics & Autonomous Systems. You will be instrumental in shaping the future of AI, owning and building production systems for robotics data and model training pipelines. If you have 6+ years of experience in complex s ...

Senior Mobile QA Engineer – Remote, Automation

Framework Ventures is seeking a Senior QA Engineer to join their fully remote team. You will work across teams and with customers to diagnose issues, create test plans, and improve test automation. With 4 years of Software Quality Assurance experience, you will have significant autonomy and flexibility ...

Senior DevOps Engineer — Tool Consolidation & Migration

Eleks is seeking a Senior DevOps professional to work in Buenos Aires and Córdoba City, Argentina. The role involves hands-on technical inventory, integration mapping, and supporting migration of enterprise tools such as Jira and GitHub. With 4+ years of experience in DevOps engineering, candidates sho ...

Senior Java Backend Engineer Remote (LATAM)

Azumo is currently looking for a highly motivated Java Senior Engineer to develop and enhance high performing and scalable backend infrastructure used by millions of users. This position is fully remote and open to candidates based in Latin America, offering collaboration with a dynamic team on enterprise-cla ...

Senior Backend Engineer — Scalable Data Platforms

Newsela is seeking a Senior Software Engineer to join the EveryDay Labs team in Buenos Aires, Argentina. In this role, you will design and maintain software components that support attendance analytics and family communication tools, while optimizing AWS infrastructure for performance and resilience. T ...

Senior Backend Engineer, RCM Microservices (Cloud)

Amwell is seeking a highly skilled Senior Software Engineer located in Mendoza, Argentina, to join our engineering organization. This position focuses on designing, developing, and maintaining critical services within Amwell’s Revenue Cycle Management (RCM) solution suite. The ideal candidate will have ...

Senior Backend Engineer — Scalable Data Platforms

Newsela is seeking a Sr. Software Engineer to join the EveryDay Labs team in San Juan, Argentina. This role involves designing and maintaining software systems that enhance student outcomes by reducing absenteeism and increasing learning time. You will work on both existing systems and new products, all withi ...

Senior Java Backend Engineer Remote (LATAM)

Azumo is currently looking for a highly motivated Java Senior Engineer to develop and enhance high performing and scalable backend infrastructure used by millions of users. This position is fully remote and open to candidates based in Latin America, offering collaboration with a dynamic team on enterprise-cla ...

Senior Wallet & Blockchain Engineer (DeFi & Security)

Framework Ventures in Argentina is looking for a Software Engineer to contribute to Tether's open-source toolkit for building self-custodial wallet applications on mobile and desktop. The successful candidate will work on innovative projects, ensuring scalability and security of backend services. Appli ...

Senior Software Engineer, Robotics & AI Systems

Scale AI in General Pacheco, Buenos Aires, is looking for a Software Engineer - Robotics & Autonomous Systems to lead the development of data processing pipelines and ML training systems for robotics and autonomous vehicles. You will work with cutting-edge technology to build end-to-end solutions and collabor ...

Senior React/TypeScript Frontend Engineer — Remote

Paramo Technologies is looking for a Senior JavaScript Developer based in Buenos Aires, Argentina. You will be a part of a cross-functional team responsible for developing scalable software solutions. Key responsibilities include processing real-time data, writing maintainable code, and participating in incid ...

Senior Data & AI Platform Engineer (Hybrid)

Naranja X busca un Platform Engineer para gestionar la intersección entre ciencia de datos y operaciones. Serás responsable de asegurar la integración eficiente de los modelos de Machine Learning en la infraestructura de producción. Se valorará experiencia en AWS Sagemaker, Python y procesos de CI/CD. ...

Manual QA Engineer (Senior/Lead) ID67825

WHY JOIN US 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 ...

Senior Backend Engineer Attendance Analytics (EdTech)

Newsela is looking for a Senior Software Engineer in Mar del Plata, Argentina, to join the EveryDay Labs team. The role focuses on enhancing attendance analytics and student data systems, developing new features, and automating processes. The ideal candidate should possess a strong background in softwa ...

Senior Automation QA Engineer (San Isidro)

Senior Automation QA Engineer A leading custom product engineering company in Argentina is seeking a Senior Automation QA Engineer. Responsibilities Collaborating with stakeholders to define testing objectives. Developing automated test scripts using tools such as Sel ...

Senior React & TypeScript Engineer — Remote & Mentor

BairesDev, a leading tech company in Argentina, is on the lookout for a highly skilled Senior React + TypeScript Developer. The successful candidate will engage in developing sophisticated web applications and optimizing their performance while mentoring junior developers in a fully remote environment. <p ...

Senior Communications Engineer — Scalable Serverless Messaging

TrueML Technology in Buenos Aires is seeking a Senior Engineer I to contribute to the Communications team. This role involves developing and maintaining the communication infrastructure utilizing AWS Lambda, focusing on high-quality code delivery and system scalability. The ideal candidate will possess ...

Senior SAP FSM Engineer (La Plata)

We are seeking a seasoned Senior SAP FSM Engineer to design, build, and enhance scalable solutions across the SAP FSM platform. In this role, you will combine hands‑on development with close collaboration across technical and functional teams to deliver seamless field service processes. Join our tea ...

Senior Rails Full Stack Engineer — Remote

Hubstaff is looking for a Senior Rails Full-Stack Developer to design and maintain Rails applications in a fully remote-first environment. The ideal candidate will have over 7 years of experience and expertise in database management as well as frontend technologies such as Hotwire and Tailwind. This po ...

Remote Senior Frontend Engineer Next.js/React

Squad, a leading digital experience company in San Juan, Argentina, is looking for a Senior Frontend Engineer to build scalable web applications. The role emphasizes optimizing performance with React and Next.js in a remote environment. Ideal candidates will have 5–7 years of frontend development exper ...

Senior Golang Engineer — Communications (AWS/Serverless)

TenOneTen in Avellaneda, Argentina is seeking a Senior Engineer I to be a vital contributor to their Communications team. This role focuses on developing and extending the company's communication infrastructure, ensuring high-quality, maintainable code for distributed systems and microservices. The ide ...

Senior Wallet & Blockchain Engineer (DeFi & Security)

Framework Ventures is looking for a Wallet Development Kit (WDK) Software Engineer to contribute to Tether's open-source toolkit for self-custodial wallets across mobile and desktop platforms. This role involves technical design and collaboration to enhance toolkit capabilities. Responsibilities includ ...

Senior Wallet & Blockchain Engineer (DeFi & Security)

Framework Ventures is looking for a Wallet Development Kit (WDK) Software Engineer to contribute to Tether's open-source toolkit for self-custodial wallets across mobile and desktop platforms. This role involves technical design and collaboration to enhance toolkit capabilities. Responsibilities includ ...

Senior Angular Engineer (Remote) — Serverless Migration

Adn - Recursos Humanos busca un Desarrollador Senior para liderar la migración de un sistema legacy a una arquitectura serverless. La posición requiere experiencia en desarrollo frontend con Angular y backend en Node.js. Con más de cinco años de experiencia, el candidato ideal deberá tener conocimiento ...

Senior Rails Full Stack Engineer — Remote

Hubstaff, a remote-first technology company, is looking for a Senior Rails Full-Stack Developer to design and maintain Rails applications. The ideal candidate will have over 7 years of development experience and excel in database skills as well as frontend technologies like Hotwire and Tailwind. This r ...

Senior Frontend Engineer Next.js/React (Remote)

Squad, a leading digital experience company in Argentina, is seeking a Senior Frontend Engineer to build scalable web applications. The role focuses on optimizing performance using React and Next.js in a remote environment. Candidates should have 5–7 years of experience in frontend development, along w ...

Senior Frontend Engineer Next.js/React (Remote)

Squad, a leading digital experience company in Argentina, is seeking a Senior Frontend Engineer to build scalable web applications. The role focuses on optimizing performance using React and Next.js in a remote environment. Candidates should have 5–7 years of experience in frontend development, along w ...

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