121,599+ Remote Full Stack Engineer Java Angular Chajari Fullstack Jobs in Argentina — Top Companies Hiring July 2026

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SDET Engineer: Automated Testing for Transit Platform

Masabi, located in Buenos Aires, is seeking an experienced Software Development Engineer in Test (SDET) to enhance software quality for our fare payment solutions. You will collaborate with product management and engineers to understand new features, convert manual test cases into automated scripts, and impro ...

SDET Engineer: Automated Testing for Transit Platform

Masabi, located in Buenos Aires, is seeking an experienced Software Development Engineer in Test (SDET) to enhance software quality for our fare payment solutions. You will collaborate with product management and engineers to understand new features, convert manual test cases into automated scripts, and impro ...

Salesforce Junior Engineer: Build Workflows, Migrate HubSpot

OpsArmy Careers is looking for a Salesforce Junior Engineer located in Argentina. This role will involve collaborating with senior team members to develop Salesforce workflows and integrations, as well as participating in the migration of revenue infrastructure from HubSpot to Salesforce. The ideal can ...

Bilingual Junior Software Engineer — AI Code & Review

Outlier Ai in Venado Tuerto, Argentina, is seeking programming experts to enhance AI's problem-solving abilities. Candidates should hold a degree in Computer Science and be fluent in both Spanish and English. The role involves creating programming-related questions, reviewing AI-generated code, and pro ...

Kotlin Android Engineer — AI Driven Coding Freelance

Invisible Agency is looking for a Kotlin Coding Specialist to work on an AI Trainer project based in Ciudadela, Buenos Aires. This freelance role will leverage your experience in Kotlin to develop efficient coding solutions and assess AI-generated outputs. The ideal candidate has hands-on experience wi ...

LLM Training Engineer for AI Code Mastery

Outlier Ai in Lomas de Zamora, Argentina, is looking for programming experts to develop and review AI-related content. You will create computer science questions for AI training and assess the quality of AI-generated code. The ideal candidate has a Bachelor's degree in Computer Science, proficiency in ...

AI Research Engineer: Large Scale LLM Architect

Framework Ventures in Buenos Aires is seeking a professional for its AI model team to drive innovative architecture development in AI models across various scales. You'll lead the development of cutting-edge models, improving efficiency, and enhancing intelligence through the exploration of novel techniques. ...

Product Engineer Local AI On Device Platform

Framework Ventures in Ramos Mejía, Buenos Aires is seeking a talented product leader to own the vision and execution of local AI products. This hybrid role requires you to spend half of your time coding and the other half defining product direction and stakeholder alignment. Your leadership will guide ...

LLM Training Engineer for AI Code Mastery

Outlier Ai in Lomas de Zamora, Argentina, is looking for programming experts to develop and review AI-related content. You will create computer science questions for AI training and assess the quality of AI-generated code. The ideal candidate has a Bachelor's degree in Computer Science, proficiency in ...

LLM Training Engineer for AI Code Mastery

Outlier Ai in Lomas de Zamora, Argentina, is looking for programming experts to develop and review AI-related content. You will create computer science questions for AI training and assess the quality of AI-generated code. The ideal candidate has a Bachelor's degree in Computer Science, proficiency in ...

SDET Engineer: Automated Testing for Transit Platform

Masabi, located in Buenos Aires, is seeking an experienced Software Development Engineer in Test (SDET) to enhance software quality for our fare payment solutions. You will collaborate with product management and engineers to understand new features, convert manual test cases into automated scripts, and impro ...

LLM Training Engineer for AI Code Mastery

Outlier Ai in Lomas de Zamora, Argentina, is looking for programming experts to develop and review AI-related content. You will create computer science questions for AI training and assess the quality of AI-generated code. The ideal candidate has a Bachelor's degree in Computer Science, proficiency in ...

LLM Training Engineer for AI Code Mastery

Outlier Ai in Lomas de Zamora, Argentina, is looking for programming experts to develop and review AI-related content. You will create computer science questions for AI training and assess the quality of AI-generated code. The ideal candidate has a Bachelor's degree in Computer Science, proficiency in ...

LLM Training Engineer for AI Code Mastery

Outlier Ai in Lomas de Zamora, Argentina, is looking for programming experts to develop and review AI-related content. You will create computer science questions for AI training and assess the quality of AI-generated code. The ideal candidate has a Bachelor's degree in Computer Science, proficiency in ...

Bilingual Junior Software Engineer — AI Code & Review

Outlier Ai in Venado Tuerto, Argentina, is seeking programming experts to enhance AI's problem-solving abilities. Candidates should hold a degree in Computer Science and be fluent in both Spanish and English. The role involves creating programming-related questions, reviewing AI-generated code, and pro ...

Salesforce Junior Engineer: Build Workflows, Migrate HubSpot

OpsArmy Careers is looking for a Salesforce Junior Engineer located in Argentina. This role will involve collaborating with senior team members to develop Salesforce workflows and integrations, as well as participating in the migration of revenue infrastructure from HubSpot to Salesforce. The ideal can ...

AI Research Engineer: Large Scale LLM Architect

Framework Ventures in Buenos Aires is seeking a professional for its AI model team to drive innovative architecture development in AI models across various scales. You'll lead the development of cutting-edge models, improving efficiency, and enhancing intelligence through the exploration of novel techniques. ...

Product Engineer Local AI On Device Platform

Framework Ventures in Ramos Mejía, Buenos Aires is seeking a talented product leader to own the vision and execution of local AI products. This hybrid role requires you to spend half of your time coding and the other half defining product direction and stakeholder alignment. Your leadership will guide ...

Product Engineer Local AI On Device Platform

Framework Ventures in Ramos Mejía, Buenos Aires is seeking a talented product leader to own the vision and execution of local AI products. This hybrid role requires you to spend half of your time coding and the other half defining product direction and stakeholder alignment. Your leadership will guide ...

AI Research Engineer: Large Scale LLM Architect

Framework Ventures in Lomas de Zamora, Argentina, is seeking an expert in AI model architectures to join their team. This role involves enhancing model intelligence through innovative architecture development and conducting pre-training on large-scale AI models using NVIDIA GPUs. The ideal candidate ho ...

AI Research Engineer: Large Scale LLM Architect

Framework Ventures in Lomas de Zamora, Argentina, is seeking an expert in AI model architectures to join their team. This role involves enhancing model intelligence through innovative architecture development and conducting pre-training on large-scale AI models using NVIDIA GPUs. The ideal candidate ho ...

LLM Engineer: Train & Evaluate AI Code Skills

Outlier Ai is seeking proficient programming experts to teach AI how to interpret and solve complex programming problems in Paraná, Entre Ríos, Argentina. The ideal candidate will create and answer computer science-related questions for AI training, review AI-generated code, and provide feedback to enh ...

LLM Engineer: Train & Evaluate AI Code Skills

Outlier Ai is seeking proficient programming experts to teach AI how to interpret and solve complex programming problems in Paraná, Entre Ríos, Argentina. The ideal candidate will create and answer computer science-related questions for AI training, review AI-generated code, and provide feedback to enh ...

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 ...

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 in Córdoba, Argentina is looking for an expert in AI model architectures to innovate and enhance large-scale models. Your role will include conducting pre-training runs and designing advanced architectures to boost model intelligence. The ideal candidate should hold a PhD in a releva ...

AI Research Engineer: Large Scale LLM Architect

Framework Ventures, based in Caseros, Argentina, is seeking a member for its AI model team. You will drive innovation in architecture development for cutting-edge models and enhance efficiency by implementing novel techniques in LLM training. The ideal candidate will have strong expertise in LLM archit ...

Cloud Python Engineer — AWS/Azure & Generative AI

Perform, a software development company in Argentina, is looking for a Python Software Developer to lead the modernization of applications and migrate them from legacy systems. The successful candidate will develop cloud-based solutions utilizing Python on AWS and Azure. Ideal candidates will possess s ...

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 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 ...

AI Research Engineer: Large Scale LLM Architect

Framework Ventures in Río Cuarto, Argentina is seeking a talented professional to join the AI model team. This role focuses on advancing architecture for cutting-edge AI models, including innovative techniques to improve performance and efficiency. Candidates should possess deep expertise in LLM architectures ...

Kotlin Android Engineer — AI Coding Trainer (Freelance)

Invisible Agency is seeking a Kotlin Coding Specialist for a freelance AI Trainer project based in Argentina. You will leverage your Kotlin expertise to create efficient coding solutions and evaluate AI-generated code. The ideal candidate has hands-on experience with modern Android development, includi ...

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 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, 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 ...

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 ...

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 ...

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 ...

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 ...

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. ...

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. ...

LLM Training Engineer for AI Code Mastery

Outlier Ai, located in Mendoza, Argentina, seeks proficient programming experts to help teach AI how to interpret and solve complex programming problems. The role involves creating computer science-related questions for AI, reviewing AI-generated code, and providing constructive feedback to improve AI perform ...

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 ...

AI Support Engineer — Fast, Expert Client Help

Darwin AI in Argentina is looking for a highly motivated AI Special Forces Specialist. This role focuses on delivering high-quality support to clients facing issues with their AI agents or integrations. You will respond to inquiries through multiple channels, troubleshoot AI-related problems, and colla ...

Kotlin Android Engineer — AI Coding Trainer (Freelance)

Invisible Agency is seeking a Kotlin Coding Specialist for a freelance AI Trainer project based in Argentina. You will leverage your Kotlin expertise to create coding solutions and evaluate AI-generated code. The ideal candidate should have hands-on experience with modern Android development, including ...

AI Research Engineer: Large Scale LLM Architect

Framework Ventures in Córdoba, Argentina is looking for an expert in AI model architectures to innovate and enhance large-scale models. Your role will include conducting pre-training runs and designing advanced architectures to boost model intelligence. The ideal candidate should hold a PhD in a releva ...

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 ...

Freelance Kotlin Android Engineer: Jetpack & AI Trainer

Invisible Agency is looking for a Kotlin Coding Specialist for a freelance AI Trainer project in Buenos Aires, Argentina. Your role will involve creating efficient coding solutions and evaluating AI-generated code. The ideal candidate should have hands-on experience with modern Android development, par ...

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