68,427+ Senior Remote Fullstack Engineer Pythonreact Jobs in Argentina — Top Companies Hiring June 2026

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Senior Full Stack Engineer: AngularJS to React Modernization (Pilar)

Somnio Software is seeking a Senior Full Stack Engineer with expertise in AngularJS 1.9 and a strong focus on frontend development. The role involves working on complex web applications and contributing to the modernization of legacy codebases while collaborating closely with backend teams using Node.js an ...

Senior Ruby on Rails Engineer (San Miguel de Tucumán)

About the Role We are looking for a Senior Full Stack Engineer with a strong backend focus to build and scale customer-facing platform capabilities using Ruby on Rails and React/TypeScript. You will design and maintain distributed full stack applications, contribute to architecture and modernizati ...

Senior Full Stack Engineer – Ai & Api Systems (Buenos Aires)

Modus Digital is seeking a Full Stack Developer based in Buenos Aires to join our engineering team. You will work on cutting‑edge solutions and applications, developing user interfaces and server‑side logic. The idóneo candidate has over 5 years of experience in full‑stack software developmen ...

Senior QA Automation Engineer — End to End Testing Lead

Backblaze is looking for a Senior QA Automation Engineer in Argentina who will be responsible for ensuring the quality, reliability, and scalability of its products. The ideal candidate will own end-to-end testing for both UI and API, work closely with product and engineering teams, and promote testability th ...

Senior Data Engineer — Data Infra, Snowflake & Ml Pipelines (Tandil)

Myprospera, located in Tandil, Buenos Aires, is seeking a skilled data engineer to build and manage foundational data infrastructure for our multi‑agent AI platform. Responsibilities Lead the design and implementation of data pipelines and support the machine learning capabilities of the pl ...

Senior QA Automation Engineer — End to End Testing Lead

Backblaze is seeking a Senior QA Automation Engineer based in Buenos Aires, Argentina. The candidate will be responsible for ensuring the quality and reliability of products by owning end-to-end testing for both UI and API. You will collaborate closely with product and engineering teams to define test ...

Senior Backend Engineer (Java/Aws) Flexible & Impactful (Almirante Brown)

Globallogic in Argentina is seeking a Senior Software Engineer (Java, React, AWS) to design and implement backend services. Responsibilities Architect backend services and database schemas. Ensure high reliability through clean code and robust unit testing. Qual ...

Senior Data Engineer (Python/Aws) — Etl & Pyspark (Río Cuarto)

EPAM Systems is seeking an experienced Senior Data Engineer located in Córdoba, Argentina. Responsibilities: design, develop, and maintain PySpark-based ETL pipelines; process and integrate structured and unstructured data; engineer solutions to ingest and transform data within AWS environme ...

Senior Ml Platform Engineer — Real Time Ml Pipelines (Salta)

Overview A financial software company in Argentina is seeking a Senior Machine Learning Engineer to own and scale the ML infrastructure that supports millions of customers. The adecuado candidate will have over 5 years of experience, particularly in data engineering, along with expertise in ...

Senior Backend Engineer — Java/Spring Boot (Hybrid, Buenos Aires)

Telus Digital is seeking a Senior Software Engineer to join our Product Delivery and Engineering team in Buenos Aires. This hybrid role involves designing, developing, and maintaining backend solutions using Java and Spring Boot. You will collaborate with a dynamic team to deliver innovative digital products ...

Senior Java Engineer Cloud, React and API Driven Backend

Globallogic is searching for a Senior Software Engineer based in Pilar, Buenos Aires. The ideal candidate should have over 10 years of professional software development experience with a strong background in Java and AWS, capable of designing robust cloud-based applications and managing RESTful APIs. T ...

Senior Aws Platform Engineer — Ai Driven Infra (San Luis)

Santex in Argentina seeks a skilled AWS Engineer to manage the infrastructure for an AI-native retrieval platform. You will oversee OpenSearch operations, control integration with Bedrock, and lead event-driven ingestion processes. The adecuado candidate has over 7 years of cloud infrastructu ...

Senior QA Automation Engineer — End to End Testing Lead

Backblaze is searching for a Senior QA Automation Engineer to enhance the quality and reliability of our products in Buenos Aires. This role will involve end-to-end testing for UI and API and require collaboration with product and engineering teams. The ideal candidate will demonstrate deep QA experien ...

Senior Qa Engineer — Manual & Automated Testing Lead (San Miguel)

Framework Ventures in Argentina is seeking a QA Engineer to ensure product quality and reliability. The role combines manual and automated testing to deliver an exceptional user experience. With a focus on designing test cases and maintaining automation frameworks, the adecuado candidate will have 5 ...

Senior Unreal UI Engineer: Build Immersive In Game UI

A leading game development studio in Buenos Aires is seeking a full-time Senior UI Engineer. This role involves designing, implementing, and maintaining high-quality UI systems for games using Unreal Engine. The candidate must possess strong technical skills, at least 4 years of experience in software engineerin ...

TTT Senior Application Management Engineer EY Global Delivery Services

Senior Application Management EngineerAs a Senior Application Management Engineer at EY, you will have the opportunity to improve and adapt a service to fit a specific customer, market, or need. You will adapt and integrate existing software and troubleshooting issues to create us ...

Applied ML Engineer (Speech/ASR/LLMs) Senior (Brazil / Argentina)

Applied ML Engineer (Speech/ASR/LLMs) - Senior📍 Remote – Argentina/Brazil🕘 Full-timeAbout the roleWe’re looking for an Applied ML Engineer to lead the development and operationalization of machine learning models powering real-world AI produ ...

Senior SQL Data Engineer (San Nicolás de Los Arroyos)

Svitla Systems is seeking a Senior SQL Data Engineer for a full-time position in Argentina. You will utilize your 8+ years of SQL development experience to design complex queries and lead data integration efforts to ensure high performance. As part of a leading utility software solutions company, yo ...

Senior Data Engineer — Scalable Ai Data Pipelines (San Fernando)

PLP Group in Argentina is searching for a Senior Data Engineer to design, build, and maintain scalable data systems. The adecuado candidate will have extensive experience in data architecture, data processing, and strong programming skills in Python. This role involves developing ETL processes, mana ...

Senior Azure Devops Engineer | Ci/Cd & Iac Expert (Zárate)

EPAM Systems is looking for a Senior DevOps Engineer based in Zárate, Buenos Aires to enhance cloud-based infrastructure in Azure. You will work closely with development teams to boost deployment processes and operational efficiency. The idóneo candidate has extensive hands‑on experience with ...

Senior React/TypeScript Full Stack Engineer for Large SPAs

Perform is looking for a Full Stack Developer to design, develop, and maintain large-scale web applications. The role requires collaboration with cross-functional teams in a fast-paced Agile environment and a strong foundation in React.js and TypeScript. Ideal candidates will have over 6 years of front ...

Senior .NET Full Stack Engineer for AI Travel Platform

EPAM Systems is looking for a Senior .NET Full-Stack Developer in Santa Fe Capital, Argentina, to enhance their travel platform. The role involves full-stack engineering, developing new features, and collaborating with AI agents. Ideal candidates will have over three years of experience in full-stack d ...

Senior Devops Engineer Ci/Cd, Cloud & Observability (Comodoro Rivadavia)

Senior DevOps Engineer Avenga is seeking a Senior DevOps Engineer in Chubut, Argentina, to enhance our team's capabilities in designing, implementing, and optimizing CI/CD pipelines and cloud infrastructure. This role involves ensuring platform scalability and reliability through automation ...

Senior Java Spring Boot Engineer Backend, DDD & REST API

AgileEngine in Rosario, Argentina is seeking a Senior Full Stack Engineer with a strong backend focus to design and build Java and Spring Boot services. You’ll work primarily on backend logic with Angular components, leading architecture transitions toward Domain-Driven Design. Ideal candidates have 3+ ...

Senior Full Stack Engineer Health Tech, Ownership (Buenos Aires)

Oowlish, located in Buenos Aires, is seeking a Senior Full Stack Engineer to enhance their healthcare platform. This is a high-impact role where you'll own features from API design to polished UI, impacting patient outcomes. The adecuado candidate will have 5+ years in full-stack software eng ...

Senior .NET Full Stack Engineer for AI Travel Platform

EPAM Systems is looking for a Senior .NET Full‑Stack Developer in Buenos Aires to enhance their travel platform through innovative full‑stack engineering. The ideal candidate holds a degree in Computer Science and has over 3 years of experience in full‑stack development. This role requires strong knowl ...

Senior Angular & Node Full Stack Engineer (Lomas de Zamora)

Senior Angular Full Stack Engineer EPAM Systems is looking for a Senior Angular Full Stack Engineer in Buenos Aires, Argentina. The role demands hands‑on experience in both Angular and Node.js, building scalable enterprise applications and collaborating closely with business and engineering ...

Senior Agentic Ai Engineer — Ai Powered Seller Assistant (Córdoba)

Valtech is seeking an Agentic AI Engineer to join their innovative team in Córdoba, Argentina. In this role, you will be at the forefront of designing AI solutions that improve productivity and the quality of customer interactions. Adecuado candidates will possess strong experience in technol ...

Senior AI Systems Engineer, AI Automation, Frameworks & Enterprise Integrations

Overview Medallia is the pioneer and market leader in Experience Management. Our award-winning SaaS platform, Medallia Experience Cloud, leads the market in the management of experiences, insights, and actions for candidates, customers, employees, patients, and residents alike. We beli ...

Senior App Security Engineer — AI Driven Secure Coding & SDLC

AgileEngine is seeking a Senior Application Security Engineer in Mendoza to develop AI-enabled secure code scanning for financial services. You will deploy and tune SAST, DAST, and SCA tools within an innovative environment, working closely with engineering teams to enhance security. With 5+ years of e ...

Senior Backend Engineer Data Migration Lead (Gcp) (Florencio Varela)

AgileEngine, LLC in Argentina is seeking a Senior Backend Engineer to lead a critical migration from a monolithic database to multiple domain-specific data stores within Google Cloud Platform. The idóneo candidate will have over 6 years of experience, focusing on data migration and proficiency in Ko ...

Senior Platform Engineer: Python, Gitlab Ci/Cd & Llm (Córdoba)

AgileEngine, LLC. is looking for a Senior Platform Engineer in Córdoba, Argentina. This role involves providing hands‑on engineering support for internal audit and code-modification platforms built on GitLab CI/CD. You will enhance system reliability and improve developer experiences. The idó ...

Senior Ai‐Driven Full Stack Engineer (Typescript) (Venado Tuerto)

Thomas Talent Network is looking for a Senior Software Engineer to build an Agentic Operating System for Marketing in Venado Tuerto, Argentina. The adecuado candidate will have over 5 years of hands‑on experience and proficiency in TypeScript, Next.js, and React, along with strong DevOps skills. </p ...

Senior Backend Engineer Ai Api Orchestration & Reliability (Venado Tuerto)

EPAM Systems is looking for a Senior Backend Developer to join our AI Pods team and create reliable AI-powered API services. The role involves enabling language models to interact within secure, scalable environments and ensuring service reliability. The idóneo candidate will have over 3 year ...

Senior Full Stack Engineer Id67823 (San Miguel de Tucumán)

AgileEngine is an Inc. **** 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. </ ...

Senior Java Full Stack Engineer — Java Spring Boot & Angular

EPAM Systems is looking for a Senior Java Full Stack Engineer located in Chubut, Argentina. The ideal candidate will develop full-stack applications using Java and Spring Boot, and will collaborate closely with various teams. This position requires strong expertise in backend and frontend technologies, ...

Senior Full Stack Engineer — Java/Spring Boot & React | Flextime

Agileengine is searching for a Senior Full Stack Engineer to oversee production reliability for a high-scale hiring events platform. The ideal candidate should possess over 5 years of experience in software engineering, specifically with Java and Spring Boot, alongside proficiency in React. This positi ...

Senior Quality Assurance Engineer, Automation (San Salvador de Jujuy)

We believe that quality assurance is crucial to creating a great product, that’s why QA and development are completely integrated at Avature. Our QA Engineers are actively involved in every step of the development process, from feature planning to release, working hand-in-hand with the product and d ...

Senior Software Engineer: Java/React on AWS with Autonomy

Globallogic is searching for a Senior Software Engineer based in Lomas de Zamora, Buenos Aires. The role emphasizes backend development, API design, and database management within impactful projects, providing opportunities for growth. Successful candidates will demonstrate proficiency in Java, AWS, an ...

Senior QA Automation Engineer AI Driven API/UI 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 has over 10 years of experience in QA, strong automation skills, and a background in cloud storage concepts. Responsibilities include o ...

Senior QA Automation Engineer — End to End Testing Lead

Backblaze is looking for a Senior QA Automation Engineer in Argentina to ensure the quality and reliability of its products. The role involves owning end-to-end testing for both UI and API, and working closely with product and engineering teams to improve testing workflows. Candidates with deep QA experience ...

Senior .NET Full Stack Engineer for AI Travel Platform

EPAM Systems is seeking a Senior .NET Full‑Stack Developer in San Miguel de Tucumán, Argentina, to enhance our travel platform through innovative engineering and AI collaboration. The role involves improving services and upgrading legacy systems, ensuring high-quality outputs in a multi‑cloud environment. </p ...

Senior Blockchain Wallet Engineer — Open Source (Santiago del Estero)

Job Overview Framework Ventures is looking for a WDK Software Engineer to enhance Tether’s open‑source toolkit for self‑custodial wallets. The adecuado candidate will collaborate on building secure applications across platforms, ensuring innovative and scalable solutions. Qualifications </ ...

Senior Backend Engineer — Gcp Data Migration Lead (General Rodríguez)

Overview AgileEngine, LLC in Argentina is seeking a Senior Backend Engineer to lead a critical migration from a monolithic database to multiple domain-specific data stores within Google Cloud Platform. Responsibilities Lead the migration effort and design data storage solutions on ...

Senior Data Engineer: Scalable Data Pipelines & Etl (San Fernando)

PLP Group in Argentina is seeking a Senior Data Engineer to design, build, and maintain scalable data systems. The role requires extensive experience in data architecture, data processing, and strong programming skills in Python. Additionally, the candidate will develop ETL processes, manage ...

Senior Rust Ai Infra Engineer — Scalable Systems (General Rodríguez)

Kraken is looking for a talented engineer to join its AI Infrastructure team based in Buenos Aires, Argentina. The role focuses on designing and constructing the underlying infrastructure for AI agents, ensuring that services are high‑performing and scalable for millions of users. The idóneo ...

Senior Ai/Llm Platform Engineer — Hybrid, Equity (Buenos Aires)

Importante empresa del sector en Buenos Aires busca un/a Software Engineer para su plataforma AI/LLM. Este rol implica alto nivel de ownership sobre partes críticas del sistema, trabajará en un contexto híbrido y colaborará directamente con los fundadores. Buscamos personas con más de 4 años de expe ...

Senior AI Systems Engineer, AI Automation, Frameworks & Enterprise Integrations

Overview Medallia is the pioneer and market leader in Experience Management. Our award-winning SaaS platform, Medallia Experience Cloud, leads the market in the management of experiences, insights, and actions for candidates, customers, employees, patients, and residents alike. W ...

Senior Full Stack API Engineer (React/TS) | Flexible Benefits

Fountain is looking for a Full Stack Software Engineer in Argentina, Buenos Aires to design and develop product features. The ideal candidate should have over 5 years of experience and proficiency in React, TypeScript, MongoDB, and Express. In this role, you will implement API endpoints and collaborate ...

Senior Backend Engineer Ai Powered Api Orchestration (Buenos Aires)

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. Adecuado candidates will possess exte ...

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    Senior Remote Fullstack Engineer Pythonreact Jobs in Argentina Job Search Guide, Trends and Insights