171,817+ Senior Remote Fullstack Engineer Pythonreact Jobs in Argentina — Top Companies Hiring June 2026

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Senior React Native Mobile Engineer – iOS/Android

Framework Ventures is seeking a talented mobile application developer to join our dynamic team in Argentina. In this role, you will design and build advanced applications using React Native for both iOS and Android platforms. We are looking for candidates with over 3 years of experience in React and Re ...

Senior Python Engineer | Cloud, Flask & DevOps Lead

005_INAR Intive in Buenos Aires is seeking talented developers to design and write clean, scalable code. You will collaborate with product managers using Agile methodologies and lead the development process from design to deployment. The ideal candidate should have strong experience with Python, Flask, ...

Senior ML Engineer: Production Ready Models & Forecasting

Trafilea, based in Zárate, Argentina, is seeking a Senior Machine Learning Engineer to lead the development and deployment of advanced machine learning models that influence critical business decisions. The ideal candidate will have over 5 years of experience in machine learning, with a strong backgrou ...

Senior QA Data Migration Engineer | AWS Cloud

Perficient is looking for a Senior QA Data Migration Engineer based in Tandil, Argentina. In this role, you will lead the quality assurance strategy for data migration projects, ensuring data integrity and quality through automated testing. The ideal candidate will have a Bachelor’s degree and experien ...

Senior ML Engineer — Production Models & Pipelines Lead

Trafilea is searching for a Sr. Machine Learning Engineer located in Buenos Aires. You will be responsible for leading the development and deployment of advanced machine learning models that significantly influence critical business decisions. The role requires a strong background in Python and SQL, as ...

Senior AI Security Engineer — Red Team & Guardrails

Cashea is looking for a Senior AI Security Engineer based in Buenos Aires. This role involves testing, attacking, and defending generative AI implementations through red teaming, assessing AI system security, and designing defensive controls. Applicants should have over 4 years of Application Security ...

Senior Azure Data Engineer Pipelines & Cloud Analytics

Argano, a digital consultancy, is seeking a Senior Data Engineer to lead the design and implementation of advanced data solutions. The role involves optimizing data processes and collaborating with various teams to convey technical concepts effectively. The ideal candidate will have over 5 years of exp ...

Senior ML Engineer: Lead Scalable, Production Models

Trafilea in Neuquén, Argentina, is seeking a Senior Machine Learning Engineer to lead the development and deployment of ML models that drive critical business decisions. The ideal candidate will have over 5 years of experience in machine learning, strong expertise in Python and SQL, as well as familiar ...

Senior Azure Data Engineer: Pipelines, Governance & Impact

Keste in Argentina is looking for a Senior Data Engineer to take charge of designing and implementing advanced data solutions. This role involves collaboration with software developers and data scientists to ensure optimal data delivery and effective management of data pipelines using Azure services. T ...

Senior QA Engineer — AI Driven Quality Champion

AOA in Buenos Aires is seeking a Senior QA Engineer to oversee QA processes and integrate AI into quality assurance practices. The ideal candidate will ensure high-quality applications and work with stakeholders to meet business requirements. You'll guide the full QA lifecycle across various projects i ...

Senior Cloud Software Engineer (AWS) | Java & TypeScript

Ciena in Argentina is seeking a Senior Blue Planet Developer to design, develop, and unit test software solutions. The ideal candidate should excel in Java and TypeScript, with extensive experience in AWS cloud platforms. Your role will impact code quality and documentation standards, contributing to t ...

Senior AI Driven AWS Platform Engineer (OpenSearch)

Santex in Argentina is seeking a skilled AWS Engineer to manage the infrastructure for their AI-native retrieval platform. Responsibilities include overseeing OpenSearch operations, controlling integration with Bedrock, and leading event-driven ingestion processes. The ideal candidate has over 7 years ...

Hybrid Senior Full Stack Engineer — Node.js & React

Modus Digital is looking for a Full Stack Developer based in Buenos Aires to enhance our engineering team. The successful candidate will develop user interfaces and server-side logic for innovative applications. This role demands over 5 years of experience in full-stack software development, proficienc ...

Senior Backend Engineer: GCP Data Migration Lead

AgileEngine, LLC in Argentina is looking for a Senior Backend Engineer to manage a critical migration from a monolithic database to domain-specific data stores in Google Cloud Platform. The ideal candidate will lead the migration effort and design effective data storage solutions, requiring over 6 years of ex ...

Senior Backend Engineer (Golang/React) — Growth & Impact

Sezzle, a dynamic fintech company, is seeking a Senior Software Engineer to join their team in Argentina. In this role, you will design and develop software applications, mentor junior engineers, and tackle complex problems within a collaborative environment. The ideal candidate has over 7 years of ful ...

Senior React Native Mobile Engineer – iOS/Android

Framework Ventures is seeking a mobile application developer to join our dynamic team in Argentina. In this role, you will design and build advanced applications for iOS and Android using React Native, collaborating closely with backend developers and product teams. The ideal candidate will have over 3 ...

Senior Data Engineer — Azure Data Platform & Visualization

Eleks is searching for a Senior Data Engineer in San Juan, Argentina. The ideal candidate will have over 4 years of experience, with robust skills in Azure Cloud and data engineering practices. Responsibilities include software design and development, requirement analysis, and mentoring junior developers. </p ...

Senior QA Automation Engineer — AI Driven Testing

Backblaze, Inc. in Argentina is seeking a Senior QA Automation Engineer to ensure the quality and scalability of its products across UI and API environments. The ideal candidate will have over 10 years of experience in QA and strong automation skills. You will own end-to-end testing, define test strate ...

Senior Java Engineer — AWS & React, Autonomy & Growth

Globallogic is seeking a Senior Software Engineer specialized in Java, React, and AWS to enhance our team in Santa Fe, Argentina. The ideal candidate should have over 10 years of professional experience and expert-level knowledge of Java17+. Responsibilities include designing and implementing backend s ...

Senior Full Stack Engineer: Modern Frontend & Node.js

Somnio Software in Buenos Aires is seeking a Senior Full Stack Engineer to work on complex web applications and modernize legacy codebases. The ideal candidate will have over 5 years of frontend development experience, focusing on AngularJS 1.9 and will possess strong English communication skills. This ...

Senior Software Engineer — Go Backend, Scale & Mentor

Sezzle, located in Tandil, Argentina, is on the lookout for a Senior Software Engineer. This role requires a skilled individual with experience in Golang and a strong understanding of distributed architectures. You will be part of a dynamic team working on innovative solutions that transform the shopping expe ...

Senior Software Engineer — Go Backend, Scale & Mentor

Sezzle, located in Tandil, Argentina, is on the lookout for a Senior Software Engineer. This role requires a skilled individual with experience in Golang and a strong understanding of distributed architectures. You will be part of a dynamic team working on innovative solutions that transform the shopping expe ...

Senior Backend Engineer – Node.js/TypeScript, REST APIs

A technology firm located in Buenos Aires is seeking a Senior Software Engineer experienced in Node.js and Typescript. The role involves contributing to the architecture and design of web applications, participating in code reviews, and creating documentation. Candidates should have over 6 years of software deve ...

Senior Backend Engineer – Node.js/TypeScript, REST APIs

A technology firm located in Buenos Aires is seeking a Senior Software Engineer experienced in Node.js and Typescript. The role involves contributing to the architecture and design of web applications, participating in code reviews, and creating documentation. Candidates should have over 6 years of software deve ...

Senior Security Infrastructure Engineer — Cloud, SIEM & Automation

A leading fintech company is looking for a Senior Security Infrastructure Engineer to enhance security for cloud infrastructure and applications. The role requires 6+ years of experience in security and hands-on skills with AWS and Kubernetes. Responsibilities include managing vulnerabilities, incident response, ...

Senior Backend Engineer: GCP Data Migration & CDC

AgileEngine, based in Córdoba, Argentina, is seeking a Senior Backend Engineer to lead a vital migration project, utilizing Google Cloud Platform. This role emphasizes data migration skills and experience with GCP tools such as Datastream and Dataflow. The ideal candidate will have over 6 years of prof ...

Senior Security Operations Engineer Hybrid Threat Hunting

Medallia is seeking a Senior Security Operations Engineer based in Buenos Aires. This hybrid role involves designing and maintaining security detection capabilities and leading investigations on incidents. Ideal candidates will have over 5 years of experience in cybersecurity, proficiency in scripting, and a ...

Tech Support Engineer (Senior) Backend & Automation (Java)

A leading blockchain technology company is looking for a Tier 3 Technical Support Engineer in Argentina to manage advanced technical issues and work closely with development teams. Ideal candidates should have 5–15 years of experience in technical support or backend engineering, proficiency in Java and troublesh ...

Senior Full Stack Engineer (React/Redux, TypeScript)

We are seeking an experienced Full Stack Developer (React/Redux focused) to design, develop, and maintain large-scale single-page web applications. You will collaborate with cross-functional teams in an Agile or Scaled Agile environment, leveraging your expertise in React.js, TypeScript, and ...

Senior Full Stack Engineer (Luján de Cuyo)

About DocuSketch DocuSketch is a leading software solution provider for the restoration, property insurance, and real estate industries in North America. Our AI-empowered digital platforms enable restoration companies, adjusters, and insurers to efficiently document, manage, and process property c ...

Senior Backend Engineer – Fintech Scale & Policy Automation

A fintech company based in Argentina is seeking a backend engineer with at least 6 years of experience in software engineering. The role involves designing and building scalable backend systems for financial transactions and collaborating with cross-functional teams to deliver optimal user experiences. The ideal ...

Senior Backend Engineer GCP Data Migration & Dataflow

AgileEngine in Buenos Aires is seeking a Senior Backend Engineer to lead critical migration tasks within Google Cloud Platform. The ideal candidate will have over 6 years of experience in data migration and proficiency in Kotlin or Java. Responsibilities include leading migration tasks and handling dat ...

Senior AdTech Backend Engineer (Python/Django, AWS)

AgileEngine, LLC. in Córdoba, Argentina is seeking a Senior Backend Developer (AdTech) to contribute to a next-generation advertising platform. You will work with technologies such as Python, Django, and AWS while driving architectural decisions and collaborating with experienced engineers. The ideal c ...

Senior Backend Engineer GCP Data Migration & Dataflow

AgileEngine in Buenos Aires is seeking a Senior Backend Engineer to lead critical migration tasks within Google Cloud Platform. The ideal candidate will have over 6 years of experience in data migration and proficiency in Kotlin or Java. Responsibilities include leading migration tasks and handling dat ...

Senior Data Engineer Python ETL Pipelines & Airflow

AgileEngine in Mendoza seeks a Senior Data Engineer to design and maintain scalable data pipelines. The ideal candidate will have over 5 years of experience in Data Engineering and strong Python skills, along with expertise in big data technologies. This position involves building ETL/ELT workflows usi ...

Senior ML Engineer AWS, MLOps & Big Data

Caylent is seeking a Senior Machine Learning Engineer to join their team in Buenos Aires, Argentina. The role involves designing and documenting machine learning solutions on AWS, while working collaboratively with cross‑functional teams. The ideal candidate will have a robust understanding of machine ...

Senior AI Engineer — Automate Back Office Operations

We’re looking for an SSR/SR AI Engineer to join a fast-growing AI startup focused on automating back-office operations for companies. The platform builds AI agents capable of reading invoices and documents, validating information, interacting with management systems, and generating insights, dashboa ...

Senior Data Platform Reliability Engineer (AWS, Kubernetes)

Qubika is seeking a Senior Site Reliability Engineer to join their Buenos Aires team. The ideal candidate will have strong experience with AWS data services and Infrastructure as Code using Terraform. You will work in a creative environment with mentorship opportunities and engage in exciting projects. <p ...

Senior Backend Engineer – Adtech (Santiago Del Estero)

About the Role We are looking for a Senior Backend Engineer to architect and build the core systems of a next-generation AdTech platform that embeds products directly into visual experiences. You will design high-throughput, low-latency services for campaign delivery, targeting, attribution, and p ...

Senior Drilling Engineer Relocate to Saudi Arabia

Candidate must relocate to Saudi Arabia. Overview We are seeking a Senior Drilling Engineer to join our Unconventional Resources Drilling 3 Department under Unconventional Resources. The Unconventional Resources Drilling 3 Department is responsible for providing wo ...

Senior Java Engineer (San Miguel de Tucumán)

Ciklum is looking for a Senior Java Engineer to join our team in Argentina. About the role As a Senior Java Engineer, become part of a cross‑functional development team engineering experiences of tomorrow. You will work for an American partner known for selling and distributing tickets for ...

Senior Data Engineer – Azure & Databricks, Power BI

Eleks is seeking a Senior Data Engineer in Argentina. This role involves designing, developing, and maintaining software while ensuring performance and availability. Candidates should have extensive Azure Cloud expertise and a solid understanding of SQL and data workflows. The ideal applicant will poss ...

Senior Machine Learning Engineer (Lomas de Zamora)

Key Responsibilities As a Sr. Machine Learning Engineer, you'll lead the development and deployment of advanced ML models and scalable systems that power critical business decisions. Develop production-ready machine learning systems with robust testing and scalable architecture <l ...

Senior ML Engineer: Lead Scalable Production ML

Trafilea is looking for a Sr. Machine Learning Engineer to lead the development and deployment of advanced ML models that drive business decisions. This role involves building production-ready systems, designing data pipelines, and mentoring team members while collaborating across various departments. ...

Senior Agentic AI Engineer Experience Innovation Leader

Valtech in Zárate, Argentina is seeking an Agentic AI Engineer to innovate experience in AI systems. This role requires a passion for technology and creativity, aiming to develop a chat-based assistant that boosts seller productivity and enhances decision-making. The ideal candidate will have senior-le ...

Senior React Native Engineer — Dynamic Mobile Innovator

Empresa reconocida en Buenos Aires está buscando un Ingeniero React Native Senior para unirse a su equipo de ingeniería. La posición está destinada a desarrollar soluciones innovadoras y requiere más de 5 años de experiencia en desarrollo móvil, así como un sólido dominio de React Native y Javascript. ...

Senior Cloud Software Engineer Java/TypeScript (AWS)

Ciena in Argentina is seeking a Senior Blue Planet Developer who excels in developing modular software to address complex problems. You will design, develop, and unit test software solutions while collaborating closely with product teams. The ideal candidate should have strong skills in Java and TypeSc ...

Senior React Native Mobile Engineer – iOS/Android

Framework Ventures is looking for a skilled mobile application developer to be part of our vibrant team in Buenos Aires, Argentina. The ideal candidate will focus on designing and constructing advanced mobile applications for both iOS and Android platforms using React Native, ensuring secure and high-performa ...

Senior AI Infra Engineer — Rust & Scalable Systems

Kraken is seeking an experienced engineer to join the AI Infrastructure team in Ciudad de Mendoza, Argentina. This role involves designing and building the infrastructure layer for AI agents and developing high-performance services in Rust. The ideal candidate should have over 5 years of experience in ...

Senior Azure Data Engineer – ADF/SDLC Specialist

Perficient is seeking an Azure Data Engineer to join their LATAM team in Buenos Aires. This full-time position involves developing applications using Azure Data Factory and supporting the software development lifecycle. The ideal candidate should have at least 3 years of experience in application devel ...

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