86,039+ Ai Driven Backend Engineer Java Python 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

AI & Optimization Engineer for Mining Ops & Automation

Tether Operations is looking for an AI & Optimization Lead for their Bitcoin Mining Operations in Buenos Aires. You will define the AI vision, focusing on optimizing operational efficiency through data and AI models. Your responsibilities include designing data baselines, developing AI models for perfo ...

AI & Optimization Engineer for Mining Ops & Automation

Tether Operations is looking for an AI & Optimization Lead for their Bitcoin Mining Operations in Buenos Aires. You will define the AI vision, focusing on optimizing operational efficiency through data and AI models. Your responsibilities include designing data baselines, developing AI models for perfo ...

AI & Optimization Engineer for Mining Ops & Automation

Tether Operations is looking for an AI & Optimization Lead for their Bitcoin Mining Operations in Buenos Aires. You will define the AI vision, focusing on optimizing operational efficiency through data and AI models. Your responsibilities include designing data baselines, developing AI models for perfo ...

AI Research Engineer: Large Scale LLM Architect

Framework Ventures is seeking an experienced AI model architect to innovate in architecture development for advanced AI models. In this role, you will focus on enhancing intelligence and efficiency of models through deep expertise in LLM architectures. Your responsibilities include conducting pre-train ...

AI Research Engineer: Large Scale LLM Architect

Framework Ventures is seeking an experienced AI model architect to innovate in architecture development for advanced AI models. In this role, you will focus on enhancing intelligence and efficiency of models through deep expertise in LLM architectures. Your responsibilities include conducting pre-train ...

Junior Software Engineer — AI Training & Code QA

Outlier Ai in Argentina is seeking proficient programming experts to enhance AI’s ability to solve programming issues. The responsibilities include creating questions for AI training and providing feedback to ensure code accuracy. The ideal candidate will have a degree in Computer Science, fluency in b ...

AI Research Engineer: Large Scale LLM Architect

Framework Ventures in Buenos Aires is searching for an expert to join their AI model team. This role focuses on developing innovative architectures for AI models, enhancing efficiency and intelligence across various scales. The ideal candidate will hold a PhD in NLP or Machine Learning and possess exte ...

Junior Software Engineer — AI Training & Code QA

Outlier Ai in Argentina is seeking programming experts to enhance AI's ability to solve challenges. You will create questions for AI training and provide feedback to ensure code accuracy. Ideal candidates should have a degree in Computer Science, be fluent in both Spanish and English, and have experien ...

Remote AI Code Trainer & LLM Quality Engineer

Outlier Ai in Misiones, Argentina is seeking proficient programming experts to help teach AI how to interpret and solve complex programming problems. The role involves creating and answering computer science questions, reviewing AI-generated code, and providing constructive feedback to improve AI performance. ...

AI Research Engineer: Large Scale LLM Architect

Framework Ventures in Buenos Aires seeks an AI Model Developer to innovate in architecture for cutting-edge models. Your role involves driving advancements through distributed training on NVIDIA GPUs and enhancing intelligence across various scales. The ideal candidate has a PhD in NLP or Machine Learn ...

LLM Training Engineer for AI Code Mastery

Outlier Ai in Tandil, Argentina is seeking proficient programming experts to help teach AI how to interpret and solve complex programming problems. The role involves creating and answering computer science-related questions for AI training, reviewing AI-generated code for correctness, and providing constructi ...

LLM Training Engineer for AI Code Mastery

Outlier Ai is looking for proficient programming experts in Buenos Aires to teach AI how to interpret and solve complex programming problems. Responsibilities include creating computer science-related questions for AI training and reviewing AI-generated code. The ideal candidate will have a Bachelor’s ...

Bilingual AI Training Engineer Code Quality & Feedback

Outlier Ai in Argentina is seeking proficient programming experts to enhance AI's ability to solve programming issues. Your role involves creating questions for AI training and providing feedback to ensure code accuracy. The idóneo candidate should have a degree in Computer Science, fluency in both Spa ...

Kotlin Android Engineer — AI Coding Trainer (Freelance)

Invisible Agency is looking for a Kotlin Coding Specialist for a freelance AI Trainer project based in Argentina. You will use your Kotlin skills to create effective coding solutions and assess AI-generated code. The ideal candidate should possess hands-on experience in modern Android development, incl ...

AI Research Engineer: Large Scale LLM Architect

Framework Ventures is seeking a talented individual to join the AI model team, focusing on architecture development for cutting-edge AI models. This role requires deep expertise in LLM architectures, as well as a research-driven approach to optimization and novel technique implementation. The ideal can ...

AI Research Engineer: Large Scale LLM Architect

Framework Ventures is seeking a talented individual to join the AI model team, focusing on architecture development for cutting-edge AI models. This role requires deep expertise in LLM architectures, as well as a research-driven approach to optimization and novel technique implementation. The ideal can ...

AI Research Engineer: Large Scale LLM Architect

Framework Ventures in Buenos Aires is searching for an expert to join their AI model team. This role focuses on developing innovative architectures for AI models, enhancing efficiency and intelligence across various scales. The ideal candidate will hold a PhD in NLP or Machine Learning and possess exte ...

Junior Software Engineer — AI Training & Code QA

Outlier Ai in Argentina is seeking proficient programming experts to enhance AI’s ability to solve programming issues. The role includes creating training questions and providing feedback on code accuracy. Ideal candidates will have a degree in Computer Science and be fluent in Spanish and English. Thi ...

AI Research Engineer: Large Scale LLM Architect

Framework Ventures in Buenos Aires is searching for an expert to join their AI model team. This role focuses on developing innovative architectures for AI models, enhancing efficiency and intelligence across various scales. The ideal candidate will hold a PhD in NLP or Machine Learning and possess exte ...

AI Research Engineer: Large Scale LLM Architect

Framework Ventures in Buenos Aires is searching for an expert to join their AI model team. This role focuses on developing innovative architectures for AI models, enhancing efficiency and intelligence across various scales. The ideal candidate will hold a PhD in NLP or Machine Learning and possess exte ...

Lead Mobile Engineer – React Native & AI Wallets

Framework Ventures is seeking a skilled Lead Engineer to work on cutting-edge mobile applications that integrate crypto wallets and DeFi features. You will lead a team of React Native engineers and ensure high-quality delivery aligned with best engineering practices. Your expertise in JavaScript, React ...

Lead Mobile Engineer – React Native & AI Wallets

Framework Ventures in Tandil, Argentina is looking for a skilled mobile application developer to lead a team working on cutting-edge React Native applications. You will collaborate with senior developers and product managers to deliver innovative mobile solutions integrating crypto wallets and defi features. ...

Remote AI Training & Code Feedback Engineer (Junior)

Outlier Ai in Argentina is looking for proficient programming experts to enhance AI's ability to solve programming issues. Your role will involve creating questions for AI training and providing feedback to ensure code accuracy. The ideal candidate should possess a degree in Computer Science and be flu ...

Remote AI Code Trainer & LLM Quality Engineer

Outlier Ai in Buenos Aires, Argentina, is looking for proficient programming experts to enhance AI's understanding of complex programming tasks. Responsibilities include formulating computer science-related questions, evaluating AI-generated code, and providing feedback for improvement. The ideal candi ...

Remote AI Code Trainer & LLM Quality Engineer

Outlier Ai in Buenos Aires, Argentina, is looking for proficient programming experts to enhance AI's understanding of complex programming tasks. Responsibilities include formulating computer science-related questions, evaluating AI-generated code, and providing feedback for improvement. The ideal candi ...

LLM Training Engineer for AI Code Mastery

Outlier Ai in Tandil, Argentina is seeking proficient programming experts to help teach AI how to interpret and solve complex programming problems. The role involves creating and answering computer science-related questions for AI training, reviewing AI-generated code for correctness, and providing constructi ...

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 ...

AI Research Engineer: Large Scale LLM Architect

Framework Ventures in Tigre, Argentina is seeking an AI Model Architect to innovate on cutting-edge model architectures. You will apply your expertise in LLM architectures to enhance model performance and scalability using state-of-the-art techniques. The ideal candidate should have a PhD in NLP or Mac ...

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 ...

AI Training Software Engineer – Junior (EN/ES)

Outlier Ai in Argentina is looking for proficient programming experts to enhance the AI's ability to tackle programming issues. The role involves creating questions for AI training and providing feedback to ensure code accuracy. Candidates should hold a Degree in Computer Science and be fluent in both ...

LLM Training Engineer for AI Code Mastery

Outlier Ai in Ezeiza, Buenos Aires, is searching for skilled programming experts to teach AI complex programming problem-solving. Responsibilities include creating programming questions for AI training, reviewing AI-generated code for quality, and enhancing AI performance through feedback. The successf ...

LLM Training Engineer for AI Code Mastery

Outlier Ai in Ezeiza, Buenos Aires, is searching for skilled programming experts to teach AI complex programming problem-solving. Responsibilities include creating programming questions for AI training, reviewing AI-generated code for quality, and enhancing AI performance through feedback. The successf ...

AI Research Engineer: Large Scale LLM Architect

Framework Ventures, located in Argentina, seeks a professional to join the AI model team and drive innovation in architecture development for cutting-edge models. You will work with small, large, and multi-modal systems to enhance intelligence and efficiency. The ideal candidate has a PhD in a relevant ...

Bilingual AI Training Engineer Code Quality & Feedback

Outlier Ai in Argentina is seeking proficient programming experts to enhance AI's ability to solve programming issues. Your role involves creating questions for AI training and providing feedback to ensure code accuracy. The idóneo candidate should have a degree in Computer Science, fluency in both Spa ...

LLM Training Engineer for AI Code Mastery

Outlier Ai in Buenos Aires, Argentina is looking for proficient programming experts to assist in teaching AI how to interpret and solve complex programming problems. You will create and answer computer science-related questions for AI training, review AI-generated code for correctness, and provide constructiv ...

LLM Training Engineer for AI Code Mastery

Outlier Ai, located in Chubut, Argentina, is seeking proficient programming experts to help teach AI how to interpret and solve complex programming problems. The ideal candidate will create and answer computer science-related questions for AI training, review AI-generated code for correctness and quality, and ...

AI Training Software Engineer – Junior (EN/ES)

Outlier Ai in Argentina is looking for proficient programming experts to enhance the AI's ability to tackle programming issues. The role involves creating questions for AI training and providing feedback to ensure code accuracy. Candidates should hold a Degree in Computer Science and be fluent in both ...

AI Research Engineer: Large Scale LLM Architect

Framework Ventures in Argentina seeks a talented AI model team member to innovate in architecture development for cutting-edge models, enhancing intelligence and efficiency in AI performance. Candidates should have a strong background in LLMs, ideally holding a PhD in NLP or Machine Learning. Responsib ...

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 ...

Lead Mobile Engineer – React Native & AI Wallets

Framework Ventures in San Luis, Argentina is seeking a dynamic mobile developer to lead a small team of React Native engineers. You will design and build advanced applications for both iOS and Android platforms, integrate crypto wallets, and provide technical leadership. The ideal candidate will have a ...

Remote AI Code Trainer & LLM Quality Engineer

Outlier AI is seeking proficient programming experts to help teach AI how to interpret and solve complex programming problems. The role includes creating and answering computer science-related questions, reviewing AI-generated code for correctness, and providing feedback to enhance AI performance. The ...

LLM Training Engineer for AI Code Mastery

Outlier Ai in Tandil, Argentina is seeking proficient programming experts to help teach AI how to interpret and solve complex programming problems. The role involves creating and answering computer science-related questions for AI training, reviewing AI-generated code for correctness, and providing constructi ...

LLM Training Engineer for AI Code Mastery

Outlier Ai is looking for proficient programming experts in Buenos Aires to teach AI how to interpret and solve complex programming problems. Responsibilities include creating computer science-related questions for AI training and reviewing AI-generated code. The ideal candidate will have a Bachelor’s ...

Bilingual Junior Software Engineer for AI Training

Outlier Ai in Corrientes, Argentina is seeking proficient programming experts to enhance AI's ability to solve programming issues. This role involves creating questions for AI training and providing feedback to ensure code accuracy. The ideal candidate will have a degree in Computer Science and experie ...

Bilingual Junior Software Engineer for AI Training

Outlier Ai in Corrientes, Argentina is seeking proficient programming experts to enhance AI's ability to solve programming issues. This role involves creating questions for AI training and providing feedback to ensure code accuracy. The ideal candidate will have a degree in Computer Science and experie ...

LLM Training Engineer for AI Code Mastery

Outlier Ai in Tandil, Argentina is seeking proficient programming experts to help teach AI how to interpret and solve complex programming problems. The role involves creating and answering computer science-related questions for AI training, reviewing AI-generated code for correctness, and providing constructi ...

Junior Software Engineer — AI Training & Code QA

Outlier Ai in Argentina is seeking programming experts to enhance AI's ability to solve challenges. You will create questions for AI training and provide feedback to ensure code accuracy. Ideal candidates should have a degree in Computer Science, be fluent in both Spanish and English, and have experien ...

AI Research Engineer: Large Scale LLM Architect

Framework Ventures in Buenos Aires is searching for an expert to join their AI model team. This role focuses on developing innovative architectures for AI models, enhancing efficiency and intelligence across various scales. The ideal candidate will hold a PhD in NLP or Machine Learning and possess exte ...

Frontend JavaScript Engineer for AI Training Data

G2i is looking for a JavaScript/React developer in Buenos Aires, Argentina, to join our expert annotation team. You will create training data for advanced AI models, working on coding challenges and evaluating AI-generated code. With an average pay rate of $30/hr, this long-term contract offers flexible hours ...

Junior Software Engineer — AI Training & Code QA

Outlier Ai in Argentina is seeking proficient programming experts to enhance AI’s ability to solve programming issues. The responsibilities include creating questions for AI training and providing feedback to ensure code accuracy. The ideal candidate will have a degree in Computer Science, fluency in b ...

🚀 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

    Ai Driven Backend Engineer Java Python Jobs in Argentina Job Search Guide, Trends and Insights