85,845+ Remote Founding Fullstack Engineer Python React Jobs in Argentina — Top Companies Hiring June 2026

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Senior QA Automation Engineer AI Driven API & UI Testing

Backblaze in Argentina is seeking a Senior QA Engineer to enhance product quality across UI and API experiences. The role includes defining test strategies, automating tests with Python/JavaScript, and improving workflows using AI tools. Ideal candidates should have over 10 years of QA experience, strong scripti ...

Senior ML Engineer: Lead Scalable ML Solutions

SunnyData is seeking a Senior Machine Learning Engineer to lead complex data projects and develop scalable machine learning solutions. The ideal candidate will have over 5 years of experience in data science, proficiency in Python and SQL, and a strong background in statistics and machine learning. This role inv ...

Data Engineer: AI Powered Data Pipelines & Cloud Lakehouse

Promtior busca un/a Data Engineer para unirse a su equipo de Engineering en Argentina. Los candidatos deben tener experiencia en la construcción y mantenimiento de pipelines de datos, así como trabajar con sistemas distribuidos y tener habilidades en Python y SQL. Se valorará la experiencia con Databricks y arqu ...

Lead Production ML Engineer — Forecasting, Pipelines & Impact

Trafilea in Argentina is looking for a Sr. Machine Learning Engineer to lead the development and deployment of advanced ML models that support key business decisions. You will improve forecasting models and integrate ML systems into real operations. The ideal candidate has over 5 years of experience, s ...

Senior Data Engineer — Scalable AI Data Pipelines

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

Senior QA Automation Engineer Crypto Trading Platform

Kraken is seeking a QA Engineer to join our Pro team. In this role, you will lead test automation initiatives and collaborate with cross-functional teams to ensure the quality of our mission-critical trading platform. Ideal candidates should have strong programming skills in Python or Rust, along with ...

Senior Software Engineer III Cloud, Data & Security

JPMorgan Chase & Co. is looking for a Software Engineer III to join their Research and Analytics team. You will design and deliver market-leading technology solutions while ensuring that design constraints are met. Responsibilities include executing software solutions, creating secure production code, ...

Senior AI Engineer (LATAM) Production AI for Healthcare

TeamEx is hiring a Senior AI Engineer in Argentina to build and scale production-grade AI systems utilized by healthcare operators. This role entails designing AI workflows, integrating them with LLMs, and deploying backend services with Node.js and PostgreSQL. The ideal candidate has extensive experie ...

Hybrid SRE Engineer AWS, Observability & Automation

Adn - Recursos Humanos busca un Site Reliability Engineer (SRE) para una relevante empresa en CABA Nuñez, Argentina. El rol incluye brindar soporte diario y actuar como contacto principal en incidentes productivos, así como integrar monitoreo en herramientas clave como Dynatrace y Grafana. Se requiere ...

Neural AI Engineer for Brain Computer Interfaces (Lanús)

Framework Ventures is seeking a motivated machine learning engineer to enhance AI models focused on neural mechanisms. This role involves developing scalable deep learning algorithms while collaborating with data scientists in a dynamic environment. Adequate candidates will possess a relevant ...

AI Data Engineer: Ingest & Semantic Platform

Santex Group is seeking an AI Data Engineer in Argentina to design and build data ingestion pipelines that support AI and advanced analytics in the fast-paced QSR environment. This role encompasses building scalable ELT/ETL pipelines and ensuring data quality and governance across multiple sources. The ...

Lead Data Software Engineer — AI Infra & Pipelines

EPAM Systems is seeking a Lead Data Software Engineer to develop and maintain data infrastructure supporting AI-powered products. The role involves building data pipelines, overseeing vector databases, and ensuring data governance. Ideal candidates should have at least 5 years in data engineering, stro ...

Senior Full Stack Engineer: Automation & Integrations

AgileEngine, LLC is looking for a Senior Full Stack Engineer to design, build, and maintain workflow automations on the n8n platform. This role requires strong skills in JavaScript, TypeScript, and Python, with experience in workflow automation platforms being a plus. The successful candidate will lead ...

Senior Full Stack Developer

We are looking for a Senior Full Stack Developer with strong expertise in backend and frontend development. The ideal candidate will bring a solid understanding of system design, the software development lifecycle (SDLC) and cloud technology stacks to design, develop and maintain scalable applicati ...

Full Stack Engineer: Build AI Powered Healthcare Apps

A well-funded U.S. startup is looking for a Full-Stack Software Developer to build and maintain applications that enhance dermatology workflows. The ideal candidate has 2–5 years of software development experience, including expertise in JavaScript/TypeScript, Node.js, and React. This position offers the chance ...

Senior AI Software Engineer AI Powered SDLC Automation

EPAM Systems is looking for a Senior AI Software Engineer to enhance the Software Development Lifecycle (SDLC) with AI-powered solutions. You will design AI integrations, build backend services for LLM tooling, and support teams in adopting AI technologies. The ideal candidate has over 3 years of exper ...

Senior Full Stack Engineer

Our Mission: Scale ExcellenceAt Exec, we believe excellence should not be a rare achievement. It should be an everyday habit.We exist to help companies scale excellence across their teams. We do this by combining the tireless precision of AI with the irreplaceable guidance of human expertise. ...

Semi Senior Full Stack Software Engineer (JavaScript/TypeScript)

We are seeking a passionate and talented Semi-Senior Full-Stack Software Engineer to join our dynamic team, focusing on delivering high-quality web applications that provide exceptional user experiences. As a key member of our development team, you will be working with cutting-edge technologies, primarily usi ...

SWE Infrastructure Specialist (JS/TS/Python) – Freelance AI Trainer Project

SWE Infrastructure Specialist (JS/TS/Python) – Freelance AI Trainer Project 1 week ago Be among the first 25 applicants Are you a software engineer with deep infrastructure expertise and a systems-level mindset eager to shape the future of AI? Large-scale language models are increasingly ...

SWE Infrastructure Specialist (JS/TS/Python) – Freelance AI Trainer Project

SWE Infrastructure Specialist (JS/TS/Python) – Freelance AI Trainer Project 1 week ago Be among the first 25 applicants Are you a software engineer with deep infrastructure expertise and a systems-level mindset eager to shape the future of AI? Large-scale language models are increasingly ...

SWE Infrastructure Specialist (JS/TS/Python) – Freelance AI Trainer Project

SWE Infrastructure Specialist (JS/TS/Python) – Freelance AI Trainer Project 1 week ago Be among the first 25 applicants Are you a software engineer with deep infrastructure expertise and a systems-level mindset eager to shape the future of AI? Large-scale language models are increasingly ...

SWE Infrastructure Specialist (JS/TS/Python) – Freelance AI Trainer Project

SWE Infrastructure Specialist (JS/TS/Python) – Freelance AI Trainer Project 1 week ago Be among the first 25 applicants Are you a software engineer with deep infrastructure expertise and a systems-level mindset eager to shape the future of AI? Large-scale language models are increasingly ...

SWE Infrastructure Specialist (JS/TS/Python) – Freelance AI Trainer Project

SWE Infrastructure Specialist (JS/TS/Python) – Freelance AI Trainer Project 1 week ago Be among the first 25 applicants Are you a software engineer with deep infrastructure expertise and a systems-level mindset eager to shape the future of AI? Large-scale language models are increasingly ...

SWE Infrastructure Specialist (JS/TS/Python) – Freelance AI Trainer Project

SWE Infrastructure Specialist (JS/TS/Python) – Freelance AI Trainer Project 1 week ago Be among the first 25 applicants Are you a software engineer with deep infrastructure expertise and a systems-level mindset eager to shape the future of AI? Large-scale language models are increasingly ...

SWE Infrastructure Specialist (JS/TS/Python) – Freelance AI Trainer Project

SWE Infrastructure Specialist (JS/TS/Python) – Freelance AI Trainer Project 1 week ago Be among the first 25 applicants Are you a software engineer with deep infrastructure expertise and a systems-level mindset eager to shape the future of AI? Large-scale language models are increasingly ...

SWE Infrastructure Specialist (JS/TS/Python) – Freelance AI Trainer Project

SWE Infrastructure Specialist (JS/TS/Python) – Freelance AI Trainer Project 1 week ago Be among the first 25 applicants Are you a software engineer with deep infrastructure expertise and a systems-level mindset eager to shape the future of AI? Large-scale language models are increasingly ...

SWE Infrastructure Specialist (JS/TS/Python) – Freelance AI Trainer Project

SWE Infrastructure Specialist (JS/TS/Python) – Freelance AI Trainer Project 1 week ago Be among the first 25 applicants Are you a software engineer with deep infrastructure expertise and a systems-level mindset eager to shape the future of AI? Large-scale language models are increasingly ...

Full Stack AI Engineer

Ryz Labs is looking for a Full Stack AI Engineer – Prod Support to build intelligent, secure, and scalable identity experiences across our client's platforms. In this role, you’ll work end-to-end—from frontend UX to backend services and AI models—focusing on authentication, authorization, identity verifica ...

Full Stack Engineer Santa Fe (Argentina)

Resumen Somos una compañía con más de 20 años en el mercado de tecnología, trabajamos con clientes tanto a nivel local e internacional. Te vas a estar sumando a uno de nuestros squads de alto rendimiento como Dev PLSQL en uno de nuestros clientes. Responsabilidades Vas a traba ...

Senior ML Engineer Remote NLP & Generative AI Lead

Una empresa de tecnología busca un Machine Learning Engineer Sr. para unirse a su equipo. La misión incluye diseñar investigaciones aplicadas en Machine Learning y crear POCs para validar IA generativa. Se requiere al menos 4 años de experiencia, con conocimientos en NLP y frameworks como TensorFlow y PyTorch. E ...

Remote AI Automation Engineer Build Scalable AI Workflows

A remote job marketplace is seeking an AI Automation Engineer to design, develop, and deploy custom AI-powered automation systems. You will work closely with the CTO and be responsible for client interactions, necessitating strong communication skills. The ideal candidate should have experience with n8n and Clau ...

Senior Java Backend Engineer Remote LATAM, Scalable APIs

A leading AI development firm is seeking remote Java Senior Engineers to enhance scalable backend infrastructure. Candidates should have over 4 years of experience with enterprise frameworks like Spring Boot and Hibernate, and deep API design expertise. This role offers the chance to work in a collaborative envi ...

Senior QA Engineer AI & E‑Commerce Automation (Remote)

A leading eCommerce technology company is seeking a Senior QA Specialist based in Argentina. You will design and execute testing strategies, guarantee product quality, and collaborate with cross-functional teams to enhance user experience. The role requires proficiency in automation frameworks like Playwright, s ...

Remote Full Stack Engineer — Build Impactful Rehab Platform

A healthcare technology company is seeking a Full Stack Software Engineer to develop web-based applications for remote patient rehab programs. In this pivotal remote role, you'll work closely with founders and contribute to both backend and frontend aspects. Ideal candidates have over 5 years of experience in fu ...

Remote GPU Cloud Platform Engineer for AI Infra

A pioneering AI technology firm is seeking a GPU Cloud Platform Engineer to join their team. This role involves building and operating large-scale GPU clusters, ensuring stability and performance in cloud environments. The ideal candidate will have extensive experience in cloud-native development, particularly w ...

Remote AI/LLM Engineer Build Production AI Pipelines

Project BriefWe're building AI-powered products, primarily leveraging off-the-shelf LLM APIs, while also partnering with our Applied Science teams to integrate custom models when needed. You'll own end-to-end development of AI features — from prototyping to production — focused on reliabi ...

Full Stack Engineer – Build Scalable APIs & UI (Remote)

A prominent startup studio in Argentina is seeking a Full Stack Engineer to join their team and work on innovative projects. The role involves defining system architecture, implementing key components, and enhancing the user experience. Candidates should have a Bachelor's degree in Computer Science, and at least ...

Remote Senior AI Engineer — Production Fintech AI Systems

A leading financial technology company is looking for a Senior AI Engineer to design and build production-grade AI systems. This role involves developing LLM integration pipelines and collaborating with data scientists to deploy AI features in core financial products. Candidates should have over 5 years of exper ...

Senior Xamarin Mobile Engineer – Remote (Azure CI/CD)

Una empresa líder en el desarrollo de software busca un Desarrollador Xamarin SSR/SR que trabaje 100% remoto desde Argentina. El candidato ideal tendrá experiencia en desarrollo de aplicaciones móviles y un enfoque proactivo para mejorar el equipo, fomentando un buen ambiente de trabajo. Se valorará la experienc ...

Remote Security Software Engineer — High Impact ML Security

A cybersecurity technology company is seeking a systems programming expert to develop innovative solutions based on customer requirements. This fully remote role requires experience in compiler development and a strong understanding of HTTP protocols. You will work collaboratively across teams to advance their d ...

Senior Data Engineer 100% Remote & Cloud Data Platform

Una empresa de tecnología en Argentina busca Data Engineers Sr. para formar parte de su equipo. Este puesto es 100% remoto y requiere más de 4 años de experiencia, con sólidos conocimientos en Python y SQL, así como experiencia en bases de datos no relacionales. Además, se valoran estudiantes avanzados o egresad ...

Remote Full Stack Java Engineer | Spring, AWS, Microservices

A global digital solutions company based in Argentina is seeking a FullStack Developer for a full-time position. The role involves developing and supporting new functionalities, with a strong emphasis on Java development and familiarity with frameworks like Spring and Hibernate. Offers competitive compensation, ...

Senior .NET Engineer — Remote Fintech Backend (AI‑Driven)

A financial technology firm is seeking a Senior .NET Engineer in Argentina to build scalable and secure backend systems for the finance industry. Responsibilities include collaborating with teams, optimizing performance, and enhancing system architecture. The ideal candidate has over 5 years of software engineer ...

BI/Data Engineer — Hybrid/Remote, Azure & Power BI

AspenView Technology Partners is seeking a Data Engineer based in Argentina. The role focuses on designing scalable data models and managing ETL/ELT pipelines, with a strong emphasis on Power BI and SQL proficiency. Ideal candidates will possess 3-5 years of experience in data engineering or BI data modeling. Th ...

Senior .NET Engineer — Remote Backend Innovator (Fintech AI)

CMG (Capital Markets Gateway) in Argentina is seeking a Senior .NET Engineer to join their fully remote team. The role involves designing, developing, and maintaining backend systems using .NET 10 and GraphQL while collaborating closely with product managers and QA teams. The ideal candidate has over 5 years of ...

Senior Backend Engineer: Scalable Java + AI Tools (Remote)

Backblaze is looking for a Senior Back-End Engineer for the Computer Backup Back-End Team in Argentina. This role involves designing highly scalable services and APIs within a Java ecosystem, integrating AI tools, and ensuring the stability of large-scale production systems. Ideal candidates will have over 7 yea ...

Remote AI Software Engineer — Shape Next Gen AI

DataAnnotation is seeking proficient programmers to contribute to cutting-edge AI systems. This remote position involves designing coding tasks, writing clear code, and providing evaluations. Candidates should be fluent in English and have experience in Kotlin or other programming languages. The role offers flex ...

Remote Senior Network Engineer — SD WAN & Security Architect

CommandLink, LLC is seeking a Senior Network Engineer for a fully remote position, focusing on Palo Alto SD-WAN and security architecture. Responsibilities include the design and troubleshooting of SD-WAN and firewall deployments. Candidates should have 7 to 10 years of networking experience, with strong knowled ...

Lead AI Inference Engineer QVAC 100% remote Worldwide

About the role: You will own the inference backbone behind QVAC's local AI stack: the C++ systems layer that makes models run fast, reliably, and predictably on real user hardware. The role is centered on engineering quality at runtime level, including startup behavior, memory pressure, throughput ...

Remote Senior QA Automation Engineer — Scale Testing Frameworks

Proxify is seeking a Senior QA Automation Engineer to enhance client quality assurance processes in Argentina. The ideal candidate should have over 5 years of test automation experience, particularly with modern frameworks like Playwright and Cypress. Responsibilities include managing the automation lifecycle, d ...

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