54,207+ Remote Fullstack Engineer Java Angular Projectbased Jobs in Buenos Aires, Argentina — Local Employers Hiring June 2026

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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 ...

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 ...

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 Agentic AI Engineer Experience Innovation Leader

Valtech in Buenos Aires is seeking an experienced Agentic AI Engineer to design and deliver AI systems that enhance seller productivity. You will collaborate within a dynamic team, pioneering digital solutions that transform customer experiences. This role demands a curious problem solver with a passio ...

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 Argentina. The 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 adequate candidate should h ...

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. In this role, you will utilize your Kotlin expertise to create efficient coding solutions and evaluate AI-generated code. The ideal candidate will have hands-on experience with modern Andro ...

AI Research Engineer: Large Scale LLM Architect

Framework Ventures is seeking an expert to join their AI model team in Buenos Aires, Argentina. In this critical role, you will drive innovation in the development of cutting-edge AI models of various scales, ensuring robustness and scalability. You will need a strong background in NLP and machine learning, i ...

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 ...

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 ...

AI Training Software Engineer – Junior (EN/ES)

Outlier Ai in Argentina is seeking proficient programming experts to enhance AI’s ability to solve programming issues. The role involves creating questions for AI training and providing feedback to ensure code accuracy. Ideal candidates will have a degree in Computer Science and fluency in both Spanish ...

Senior Backend Engineer AI API Orchestration & Reliability

EPAM Systems is seeking a Senior Backend Developer for their AI Pods team in Buenos Aires. This role involves crafting AI-powered API services, focusing on security and orchestration of LLMs in distributed environments. The ideal candidate will have 3+ years in backend engineering, specifically in micr ...

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 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 ...

AI Training Software Engineer – Junior (EN/ES)

Outlier Ai in Argentina is seeking proficient programming experts to enhance AI’s ability to solve programming issues. The role involves creating questions for AI training and providing feedback to ensure code accuracy. Ideal candidates will have a degree in Computer Science and fluency in both Spanish ...

Senior Agentic Engineer RPA & AI Automation Architect

Ciklum is seeking a Senior Agentic Engineer in Ezeiza, Buenos Aires. In this role, you will be part of a dynamic team focused on advanced automation solutions that utilize RPA and LLMs. You will design integrations, build scalable automations, and mentor junior developers. The ideal candidate has over ...

LLM Training Engineer for AI Code Mastery

Outlier Ai is looking for programming experts in Comodoro Rivadavia, Argentina, to help train AI in interpreting and solving complex programming problems. You will create computer science-related questions for AI training, review generated code for correctness and quality, and provide feedback to enhance AI's ...

Lead Site Reliability Engineer — Cloud Reliability & DevOps

EPAM Systems is seeking a Lead Site Reliability Engineer in Argentina to enhance the reliability of critical infrastructure. This role addresses production challenges and improves release practices while implementing cloud deployment methods using AWS, GCP, and Azure. The ideal candidate should have ov ...

Frontend Observability Solutions Engineer — Equity Options (Tandil)

A leading technology company is seeking a Solutions Engineer to enhance user experiences for mobile and web applications. The role involves driving technical integration strategies, overcoming issues, and improving processes. Adecuado candidates should have 3+ years in relevant fields, experi ...

Lead Data Engineer ClickHouse & High Throughput Pipelines

Ciklum is seeking a Lead Data Engineer to join their team in Argentina. The successful candidate will be responsible for leading the migration of large-scale logs, designing ClickHouse clusters, and creating high-throughput ingestion pipelines while ensuring platform reliability. The role requires over ...

Senior Full Stack Engineer: Frontend Modernization & Node.js

Somnio Software is seeking a Senior Full Stack Engineer in Buenos Aires, Argentina. The ideal candidate will have experience in AngularJS 1.9 and a focus on frontend development, working on complex web applications. This role involves modernizing legacy codebases and collaborating closely with backend ...

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 ...

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 ...

Lead Mobile Engineer React Native & Crypto Wallets

Framework Ventures is looking for a seasoned mobile engineering leader based in Buenos Aires, Argentina. You will be responsible for developing high-performance mobile applications, leading a team of React Native engineers, and collaborating with backend developers and product managers to integrate innovative ...

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. ...

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 ...

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 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 ...

Senior Salesforce Engineer | AI Driven, Client Facing

Aquiva Labs is seeking an experienced Senior Salesforce Engineer to work from Argentina or Uruguay. This role involves designing and developing applications on the Salesforce platform with a strong focus on customer-centric solutions and AI-driven development. The candidate will work closely with stake ...

Lead Data Engineer Salesforce Tableau & Thoughtspot (Ezeiza)

Epam Systems is looking for a Chief Data Engineer (Salesforce Tableau & ThoughtSpot Lead) based in Buenos Aires, Ezeiza. The role involves shaping high-impact reporting and visualization strategies, mentoring best practices, and enhancing dashboard performance. Applicants should have over 7 y ...

Junior Field Service Engineer – Equipment Installations (Pilar)

Overview A leading healthcare solutions company in Argentina is seeking a Customer Service Engineer Jr. to install, calibrate, and maintain equipment at customer sites. Qualifications The adecuado candidate will have a degree in engineering or a related field, fluent Spanish, ...

Junior Software Engineer — AI Training & Code QA

Outlier Ai in Argentina is on the lookout for proficient programming experts to enhance AI’s problem-solving capabilities. You will be tasked with creating training questions and providing feedback to ensure code accuracy, contributing significantly to advancements in AI. The ideal candidate should hav ...

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 ...

Kotlin Android Engineer — AI Coding Trainer (Freelance)

Invisible Agency is currently looking for a Kotlin Coding Specialist for a freelance AI Trainer project based in Argentina. The ideal candidate will utilize Kotlin expertise to develop efficient coding solutions and assess AI-generated code. Applicants should have hands-on experience in modern Android ...

GCP DevOps Engineer: CI/CD & IaC Expert

Particle41 is looking for a DevOps Engineer (GCP) in Bahía Blanca, Argentina. In this role, you will enhance our software development and IT operations processes while collaborating with various teams. Your responsibilities will include designing automation for deployment, managing GCP infrastructure, and ens ...

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 ...

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 ...

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. You will create training questions and provide feedback for code accuracy, contributing to significant advancements in AI. The ideal candidate will hold a degree in Computer Science an ...

Senior Quality Assurance Engineer, Automation (San Fernando)

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 developm ...

Senior Backend Engineer — Platform & Api Leader (Olavarría)

A leading marketing technology firm in Argentina seeks a backend developer to join its cross-functional Product Engineering team. You will create effective solutions by collaborating with diverse teams and contributing to architectural discussions. Adecuado candidates are knowledgeable in dat ...

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 ...

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 ...

Senior QA Automation Engineer – UI (Bahía Blanca)

Backblaze is seeking a Senior QA Automation Engineer to ensure quality, reliability, and scalability of its products. The idóneo candidate will own end-to-end testing for UI and API, collaborate closely with product and engineering teams, and advocate for testability throughout the software. Respon ...

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 ...

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. You will create training questions and provide feedback for code accuracy, contributing to significant advancements in AI. The ideal candidate will hold a degree in Computer Science an ...

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 ...

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 ...

Junior Software Engineer — AI Training & Code QA

Outlier Ai in Argentina is on the lookout for proficient programming experts to enhance AI’s problem-solving capabilities. You will be tasked with creating training questions and providing feedback to ensure code accuracy, contributing significantly to advancements in AI. The ideal candidate should hav ...

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