127,712+ Senior Fullstack Engineer Pythonreact Remote Jobs in Argentina — Top Companies Hiring June 2026

Professional job seekers finding Argentina jobs through Expertini
750,000+ professionals on Expertini 750,000+ Candidates
Join our global community
Expertini Penguin Mascot Resume Score™
Resume Score™ Instantly
Upload Your CV
Quick 30-second process

Apply Today & Jumpstart Your Career on Expertini, Trusted Since 2008.

Reset

Create Job Alert

 
   
Reset

Senior Java Engineer & Backend Architect Spring & GraphQL

Ciklum is seeking a Senior Java Engineer to join their team in Argentina. This role involves taking ownership of the full software development lifecycle, where you will design and develop robust backend systems using Java and Spring Framework for an international partner in the ticketing industry. Idea ...

Senior Backend Engineer: Lead GCP Data Migration

Agileengine is seeking a Senior Backend Engineer to lead the migration from a monolithic database to multiple domain-specific data stores within Google Cloud Platform. The ideal candidate will have extensive experience in data migration and proficiency in programming languages like Kotlin or Java. You ...

Senior Software Engineer, Scalable Carrier Grade Java

Ciena is seeking a Blue Planet Inventory Software Developer in Buenos Aires, Argentina. This role requires a commitment to high-quality software development and collaboration within a global team. Ideal candidates will have experience in Java and Spring, and a passion for solving complex problems. Your ...

Senior Mobile Engineer Crypto Wallets & React Native

Framework Ventures is looking for a seasoned mobile engineering leader in Buenos Aires, Argentina. This role focuses on developing high-performance mobile applications with a team of React Native engineers. You will ensure code quality and drive architectural decisions. The ideal candidate has strong J ...

Senior Go Engineer — Cloud Native Microservices Leader

Active searches is looking for a Go Developer in Caseros, Argentina, to implement REST/gRPC APIs and integrate with various AWS services. The ideal candidate should have 7-10 years of backend engineering experience and a strong proficiency in Go, with proven delivery of microservices at scale. The posi ...

Senior Data Engineer: Azure, Spark & Analytics Leader

Eleks is looking for a skilled Data Engineer in Buenos Aires, Argentina. The role involves designing and developing reliable software while ensuring performance and availability according to technical requirements. Ideal candidates have over 4 years of experience, proficiency in Azure Cosmos DB, MS SQL ...

Cyber Protection Expert Senior Technical Support Engineer

Acronis, a leader in cyber protection, seeks an Expert Support Engineer in Morón, Buenos Aires. You will tackle complex customer issues and work closely with various teams to provide top-notch support for Acronis products. This role involves troubleshooting technical incidents and mentoring junior staf ...

Senior Full Stack Engineer Id66319 (Buenos Aires)

About the Role We are looking for a Senior Full Stack Engineer to build and maintain cloud-native applications using React on the frontend and Node.js and C# on the backend, deployed across a deep AWS infrastructure including Lambda, ECS, SQS, and EventBridge. You will design scalable data ...

Senior Java Engineer Azure Cloud & Microservices Backend

EPAM Systems is looking for a Senior Java Engineer based in Buenos Aires, Argentina. The ideal candidate will design and develop backend services, ensuring quality and scalability. Key requirements include strong Java and Spring Boot experience, along with knowledge of cloud infrastructures like Azure. ...

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 Blockchain Wallet Engineer Secure, Cross Platform

Framework Ventures is seeking a WDK Software Engineer in Santiago del Estero, Argentina. The ideal candidate will enhance Tether’s open-source toolkit for self-custodial wallets, collaborating on secure applications across platforms. Required qualifications include over 5 years of experience with Node. ...

Senior Java Backend Engineer Spring Boot & Microservices

Brightside It Consulting en Corrientes, Argentina, busca un Backend Engineer Senior para unirse a su equipo técnico. El rol implica el desarrollo de servicios escalables y robustos, utilizando tecnologías como Java17+ y Spring Boot3. Se requiere experiencia en arquitecturas de microservicios y buenas práctica ...

Senior COBOL QA Engineer Mainframe Testing (Hybrid)

Ecosistemas, una compañía de tecnología ubicada en Buenos Aires, busca un/a QA COBOL SR para unirse a su equipo. La posición incluye la definición de estrategias de prueba y la colaboración con equipos de desarrollo en un entorno híbrido. Se requieren más de 5 años de experiencia en QA, conocimientos e ...

Senior Go Backend Engineer for Distributed Systems

Nosotros is looking for a highly skilled Backend Engineer to join their team in Comodoro Rivadavia, Argentina. The ideal candidate should have over 5 years of experience with Golang and distributed systems, focusing on developing and maintaining backend services. The role entails implementing REST APIs ...

Senior Unreal Tools Engineer – Open World Missions

Absurd Ventures is seeking a highly motivated Senior Engineer for their Unreal, Mission Tools team. You will develop systems and tools within Unreal 5 for creating engaging game content. Responsibilities include collaborating with various teams, designing robust systems, and supporting the tools built. <p ...

Senior AI Infra Engineer — Rust & Scalable Systems

Kraken is seeking an experienced engineer to join the AI Infrastructure team in Argentina. This role involves designing and building the infrastructure layer for AI agents, developing high-performance Rust services, and architecting scalable systems for millions of users. The ideal candidate should hav ...

Senior AI Infra Engineer — Rust & Scalable Systems

Kraken is seeking an experienced engineer to join its AI Infrastructure team in San Juan, Argentina. This role focuses on designing and building the infrastructure layer for AI agents, developing high-performance Rust services, and architecting scalable systems to support millions of users. The ideal c ...

Senior Backend Engineer AdTech Platform (Python/Django)

Agileengine is seeking a Senior Backend Engineer in Mendoza to architect and build core systems of a next-generation AdTech platform. The role involves designing scalable services for campaign management using Python, Django, Kubernetes, and AWS. Qualified candidates should have 3-4 years of experience ...

Senior Java Backend Engineer Cloud Microservices | Hybrid

Endava in Córdoba, Argentina, is searching for a Java Backend Developer. You will be responsible for delivering scalable microservices and cloud-based solutions using Java and Azure. This role requires 6-8 years of experience in backend development and proficiency in Java 11 and Spring Boot. Endava off ...

Senior QA Engineer — AI Driven Quality Champion

AOA in Rosario, Argentina, is seeking a Senior QA Engineer to guide QA processes and integrate AI into practices. You will be crucial in ensuring high-quality applications while collaborating with various teams. The ideal candidate should be detail-oriented, skilled in automated testing, and adaptable ...

Senior AI & Backend Engineer — LLM Orchestration & RAG

Myprospera is looking for an AI/Backend Engineer to take ownership of their LLM orchestration pipeline. The role involves designing and optimizing a multi-agent orchestration system, as well as implementing parallelization and streaming to enhance performance. Candidates should have a strong background ...

Senior AI Infra Engineer — Rust & Scalable Systems

Kraken is seeking an experienced engineer to join the AI Infrastructure team in Buenos Aires, Argentina. Your role will involve designing and building the infrastructure layer for AI agents, developing high-performance Rust services, and architecting scalable systems for millions of users. Ideal candid ...

Senior Python Engineer | Cloud, Flask & DevOps Lead

005_INAR Intive in San Fernando, Buenos Aires is seeking talented developers to design and write clean, scalable code. You will work closely with product managers using Agile methodologies, leading the entire development process from design to deployment. The ideal candidate should have strong experien ...

Senior Sql Data Engineer (Quilmes) (Buenos Aires)

Senior SQL Data Engineer Svitla Systems Inc. is looking for a Senior SQL Data Engineer for a full‑time position (40 hours per week) in Argentina. Our client is a respected leader in utility software and technology, offering solutions for billing, finance, IT, GIS, analytics, cybersecurity, and ope ...

Senior Data Migration QA Engineer (AWS ETL)

Perficient is seeking a data quality expert based in Ciudad de Mendoza to design and execute automated test scripts, ensuring data integrity between legacy and AWS Cloud systems. The ideal candidate will possess 3-5+ years of experience in Data Quality or Data Engineering, strong skills in SQL and Pyth ...

Senior QA Engineer Playwright/JS | Flexible Formats

N-iX is searching for a detail-oriented QA Engineer to join our team in Buenos Aires, working on an innovative Applicant Tracking System for the US market. The ideal candidate will have a strong background in manual testing and experience with JavaScript and Playwright for automated testing. This role ...

Senior Data Engineer – Scalable AI Pipelines & ETL

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

Senior Backend Engineer: Node.js / Go / Python / Spring

Bluelight Consulting is seeking an experienced software engineer in Mendoza, Argentina, with a strong background in Node.js, Spring Boot, Go, and Python. The role involves working on complex systems and contributing to libraries, ensuring alignment with client goals and team expectations. Company benef ...

Senior ML Platform Engineer — Scale ML Infra

TenOneTen, a financial software company in Argentina, is looking for a Senior Machine Learning Engineer to take charge of scaling the ML infrastructure for millions of customers. The ideal candidate will have over 5 years of experience in data engineering and will possess expertise in AWS alongside automation ...

Senior Go Engineer Knowledge Graphs & AI Pipelines

UCE Systems in Morón is seeking a backend engineer to develop expertise in data-intensive systems. The successful candidate will work on building the enterprise knowledge graph, semantic search, and real-time data ingestion pipelines utilizing Go. The role requires at least 4 years of experience in pro ...

Senior Mobile Engineer (React Native & Native Apps)

Luxer One is looking for a Mobile Software Engineer to join their team in Buenos Aires, Argentina. You will define, develop, test, analyze, and maintain mobile software applications. The role includes porting existing apps to React Native and developing new apps while ensuring high-quality standards through c ...

Senior Data Platform Engineer — Python & AWS Lead

EPAM Systems is looking for a Lead Data Software Engineer (Python+AWS) based in Argentina. In this role, you will lead the design and development of scalable data solutions, mentor team members, and deliver robust systems utilizing cloud and big data technologies. The ideal candidate should have over 5 ...

Senior Python Engineer | Cloud, Flask & DevOps Lead

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

Senior AWS Platform Engineer AI Infra & OpenSearch

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 infrastructure experie ...

Senior Java Engineer — Backend Lead (Spring, GraphQL)

Ciklum is seeking a Senior Java Engineer in Avellaneda, Buenos Aires, to join our development team. The role involves creating robust backend systems and designing RESTful and GraphQL APIs for our partner in the ticketing industry. Qualified candidates should have over 5 years in backend development, d ...

Senior Azure Data Engineer: Spark, Databricks, SQL

Eleks is looking for a Senior Data Engineer to join its team in Argentina. The successful candidate will be responsible for designing and maintaining reliable software tailored to project requirements, while ensuring high performance and availability. With 4+ years of experience, the ideal candidate wi ...

Senior React Native Mobile Engineer – iOS/Android

Framework Ventures is seeking a mobile application developer to join our dynamic team in San Miguel de Tucumán, Argentina. In this role, you will design and build advanced applications for iOS and Android platforms using React Native. You'll collaborate with backend developers and product teams to deliver sec ...

Senior AI Infra Engineer — Rust & Scalable Systems

Kraken is looking for an experienced engineer to join the AI Infrastructure team in Buenos Aires, Argentina. The successful candidate will design and build infrastructure for AI agents, develop performance-oriented Rust services, and ensure the scalability for millions of users. This role requires over ...

Senior Agentic AI Engineer Experience Innovation Leader

Valtech in Tigre, Buenos Aires, is seeking an experienced Agentic AI Engineer to design and deliver innovative AI systems. You'll work on a chat-based seller assistant and enhance seller productivity. The ideal candidate will possess a strong senior-level background in AI systems, a growth mindset, and ...

Senior AI Infra Engineer Rust & Scalable Systems

Kraken is looking for an experienced engineer to be part of the AI Infrastructure team in La Rioja, Argentina. The engineer will design and build the infrastructure layer for AI agents while developing high-performance Rust services. The ideal candidate will have over 5 years of experience in high-scal ...

Senior Azure Data Engineer – ADF/SDLC Specialist

Perficient is looking for an Azure Data Engineer to join their LATAM team based in Lomas de Zamora, Buenos Aires. This full‑time position will involve developing applications with Azure Data Factory and supporting the entire software development lifecycle. Ideal candidates will have a Bachelor's degree ...

Senior Backend Engineer (San Carlos de Bariloche)

We are a Silicon Valley based product company building a next-generation AI-native B2B platform for hospitality. We are looking for a Senior Backend Engineer who thrives on using the latest and greatest backend technologies including .NET 10 and cloud-native patterns. This is an opportunity for an e ...

Senior Gameplay Engineer AI, Tools & Live Ops

Importante empresa seeks skilled engineers to join their team in Argentina, focusing on game development across various genres. Candidates should have at least 3 years of experience in engineering roles, having shipped titles on different platforms. Key responsibilities include designing gameplay syste ...

Senior Go Engineer Knowledge Graphs & AI Pipelines

UCE Systems is seeking a backend engineer located in Buenos Aires, Argentina, with deep expertise in data-intensive systems. This role focuses on building the enterprise knowledge graph, semantic search, and real-time data ingestion pipelines. Ideal candidates will have experience with Go, graph databases, an ...

Senior Python Engineer | Cloud, Flask & DevOps Lead

005_INAR Intive in La Rioja, Argentina, is looking for talented developers to create and implement scalable code. The role involves working with product managers in an Agile environment and leading the development process, from design to deployment. The ideal candidate should have extensive experience ...

🚀 Boost Your Hiring Chances with Our AI-Powered Tool-Kit

Stand out from thousands of applicants. Use our proven career tools to optimize your applications and land your dream job faster.

To-Do Planner

Organize your job search and personal tasks. All data is confidential.

Open Planner

Wellbeing Center

Access your confidential wellness report and resources to manage job search stress.

Check Wellbeing

Skill Coach

Plan your skill development with O*NET support to stay competitive in your field.

Start Coaching

Outfit Helper

Get AI-powered suggestions on what to wear for your next interview.

Find Outfit

Income Tax Calculator

Plan your finances with our calculator, updated for 2025 tax regulations.

Calculate Tax

Salary Benchmark

Get accurate, AI-supported salary trends to know your worth and negotiate better.

Check Salaries

Interview Practice

Practice for any interview with AI-enabled Q&A sessions. All data is private.

Start Practicing

Interview Predictor

Use our AI-supported tool to predict potential interview questions based on your resume.

Predict Questions

Interview Practice Timer

Use our mock interview trainer to perfect your answers under timed conditions.

Start Timer

Behavioral Mastery

Ace tricky behavioral interviews with our AI-powered practice module.

Master Answers

Question Journal

Confidentially record interview questions you were asked for future reference.

Open Journal

Interview Ace

A comprehensive tool to help you master every aspect of your interviews.

Become an Ace

Q&A Logs

Confidentially track your answers to common questions and refine them over time.

View Logs

Application Planner

Schedule and organize your job applications in one confidential planner.

Open Planner

Cover Letter Tool

Create perfect, tailored cover letters for each application with AI support.

Generate Letter

Resume Score

Get instant feedback on your resume with our NLP-supported analysis tool.

Check My Score

ATS Score

Check your resume's compatibility with Applicant Tracking Systems (ATS).

Check ATS Score

Application Analyzer

Use AI to analyze job descriptions and optimize your application materials.

Analyze Application

Career Visualizer

Confidentially plan and visualize your long-term career path and goals.

Visualize My Career

Offer Genius

Get intelligent insights and strategies to confidently negotiate job offers.

Negotiate Offers

JobFlow

Track your entire job search progress from application to offer with this intelligent tool.

Track My Flow

JobSense

Our intelligent matching engine that provides smart job recommendations.

Get Smart Matches

Networking Toolkit

Tools to build and manage your professional connections. All data is confidential.

Build Network

Professional CV

A classic, O*NET supported template for corporate and professional roles.

Use This Template

Executive CV

A premium, O*NET supported template designed for senior and C-level positions.

Use This Template

Modern CV

A fresh, stylish, O*NET supported template perfect for tech and modern industries.

Use This Template

Creative CV

A visually distinct, O*NET supported template for design and artistic roles.

Use This Template

Minimalist CV

A clean, simple, O*NET supported template that focuses purely on content.

Use This Template

Europass CV

The standard European Union recommended format for wide compatibility.

Use This Template

Student CV

An institution-recommended template perfect for internships and first jobs.

Use This Template

Graduate CV

An institution-recommended template for recent graduates entering the workforce.

Use This Template

Academic CV

The researcher-recommended format for roles in academia and research.

Use This Template

Developer/IT CV

A tech-savvy recommended template to highlight your technical skills.

Use This Template

Skilled Worker CV

A trades-recommended template to showcase hands-on skills and experience.

Use This Template

Monochrome CV

A sleek, black-and-white, O*NET supported template for a professional look.

Use This Template

Art CV

An artist-recommended template that allows your creativity to shine.

Use This Template

Harvard CV

A researcher-recommended template based on the classic Harvard format.

Use This Template

Volunteer Research

Help us improve our platform by joining our community research program.

Join Research

Review Us

Share your experience with our tools to help other job seekers.

Share Experience

Register

Create your free account to save jobs, build your profile, and track applications.

Create Account

Login

Access your dashboard, manage applications, and continue your job search.

Access Your Account

Profile Builder

Create a comprehensive professional profile that attracts recruiters and showcases your skills.

Build Your Profile

View Profile

See your public profile exactly as employers will see it. Make sure it's perfect.

Preview Profile

Bookmarked Jobs

Keep track of all your saved job opportunities in one organized place.

View Saved Jobs

Your Reviews

View and manage all the company reviews you've submitted.

See Your Reviews

Following

Manage the list of companies you follow to stay updated on their new openings.

Manage Following

Find Companies

Discover and research top employers in your country and industry.

Discover Employers

Standalone CV Builder

Use our O*NET supported CV builder to create a professional resume from scratch.

Build Your CV

PDF to DOC (Beta)

Convert your PDF resumes or documents into editable Word (DOC) format.

Convert PDF

DOC to PDF (Beta)

Create universally compatible PDF documents from your Word (DOC) files.

Create PDF

General FAQ

Find answers to common questions about our job site and platform.

Read FAQ

Job Seekers FAQ

Get help and find answers to questions specifically for job seekers.

Get Help

Job Matching

Learn about the technology and algorithms behind how we match you to jobs.

Learn How

Personalized Matching

Discover how we use your profile and activity to provide customized job suggestions.

Learn More

Quick Apply

Understand our fast application process and how to make the most of it.

Learn More

Alert Frequency

Learn how to manage your job alert settings so you get the updates you want.

Manage Settings

Job Alerts Guide

A complete guide to understanding how job alerts work and how to use them effectively.

Read Guide

Resume Matching

Learn how our system matches your resume to job requirements.

Learn More

Ethical Branding

Read our guide to building a professional and ethical personal brand.

Read Guide

Candidate Visibility

Learn how to increase your visibility to recruiters on our platform.

Increase Visibility

Verified Badge

Find out how you can get a verified badge to build trust with employers.

Get Verified

AI ATS Technology

Learn about the advanced AI and ATS technology that powers our platform.

Learn More

ATS Ranking

Understand how Applicant Tracking Systems rank you as an applicant.

Learn More

Semantic Matching

Learn how our AI-powered semantic matching goes beyond keywords.

Learn More

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