Senior Fullstack Developer Reactjava Jobs in Buenos Aires, Argentina

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Remote Blockchain Engineer — Solidity/TypeScript & Equity

Silver.dev, a leading blockchain company in Argentina, seeks an experienced software developer to join their remote team. You will develop new features using Node.js and TypeScript, design and deploy Solidity smart contracts, and contribute to CI/CD processes. The ideal candidate should have over 5 yea ...

Remote Blockchain Engineer: Solidity & TS — Equity

Silver.dev, a leading blockchain company in Argentina, is seeking an experienced software developer to join their remote team. You will develop new features using Node.js and TypeScript, design and deploy Solidity smart contracts, and contribute to CI/CD processes. The ideal candidate should have over ...

Remote Senior Backend Engineer — Scale SaaS & Mentor

Velozient in Argentina is seeking an experienced Agentic Developer for a full-time remote position. The role focuses on contributing to a mission-critical SaaS platform, enhancing its core product capabilities. Ideal candidates will have over 8 years of experience with technologies such as .NET, C#, Py ...

Senior Java Backend Architect | AWS, Spring Boot | Hybrid

Flux It, una empresa tecnológica innovadora en Argentina, busca un Java Developer Sr. con más de 5 años de experiencia en desarrollo backend y sólidos conocimientos en arquitecturas escalables. Este rol híbrido permite trabajar desde casa y en la oficina una vez por semana. Se valoran habilidades en AW ...

Senior Backend Engineer SaaS/AI, Remote & Mentorship

Velozient in Argentina is looking for a full-time, remote Agentic Developer with over 8 years of experience in .NET, C#, Python, Node.js, or similar. You will contribute to a mission-critical SaaS platform, focusing on building and enhancing core product capabilities. The role includes designing scalab ...

Custom WordPress & Elementor Expert — Full Time

Angel City VA in Argentina is seeking a full-time WordPress Developer to create visually stunning websites with Elementor. In this role, you will design and develop custom websites, ensuring optimal performance and user experience. The ideal candidate has 2-4 years of WordPress development experience a ...

Remote Blockchain Engineer: Solidity & TS — Equity

Silver.dev, a leading blockchain company in Argentina, is seeking an experienced software developer to join their remote team. The ideal candidate will develop new features using Node.js and TypeScript, design and deploy Solidity smart contracts, and contribute to CI/CD processes. With over 5 years in ...

Senior Backend Engineer Remote Architecting Scalable SaaS

Velozient in Argentina is seeking a full-time remote Agentic Developer with over 8 years of experience to contribute to a mission‑critical SaaS platform. The ideal candidate will focus on building and enhancing core product capabilities while mentoring other engineers. Key responsibilities include desi ...

Salesforce Commerce Cloud Dev — Remoto y Horarios Flexibles

NTT DATA está buscando un/a Salesforce Commerce Cloud Developer para unirse a su equipo en Bahía Blanca, Argentina. El candidato ideal tendrá entre 2 y 4 años de experiencia en Salesforce Commerce Cloud y habilidades para desarrollar soluciones front-end con PWA o React. Se ofrece cobertura médica de p ...

Senior Backend Engineer Remote Architecting Scalable SaaS

Velozient in Argentina is seeking a full-time remote Agentic Developer to contribute to a mission-critical SaaS platform. The ideal candidate should have over 8 years of experience in .NET, C#, Python, and Node.js. The role demands designing scalable systems, taking part in architectural decisions, and ...

Remote Senior Backend Engineer — Scale SaaS & Mentor

Velozient in Argentina is seeking a full-time remote Agentic Developer with over 8 years of software development experience. The role involves building and enhancing a mission-critical SaaS platform, designing scalable systems, and contributing to architectural decisions. Strong English communication s ...

Custom WordPress & Elementor Expert — Full Time

Angel City VA in Argentina is seeking a full-time WordPress Developer to create visually stunning websites with Elementor. You will design and develop custom websites, ensuring optimal performance and user experience. The ideal candidate must have 2-4 years of WordPress development experience and exper ...

Remote Android Kotlin Engineer Build High Performance Apps

Rehire, a technology support company, is seeking an experienced Android Mobile Developer for a fully remote position. The role requires strong expertise in Kotlin and Android development. Responsibilities include developing and maintaining high-performance Android applications, collaborating with inter ...

Senior React Native Engineer Mobile Banking App

Baufest busca un/a React Native Developer SSr en Buenos Aires para desarrollar y mantener aplicaciones mobile para una conocida entidad bancaria. Se requiere experiencia en React Native y conocimientos en TypeScript, además de buenas prácticas de desarrollo y trabajo autónomo. El rol implica también la ...

Remote Blockchain Engineer: Solidity & TS — Equity

Silver.dev, a leading blockchain company in Argentina, is seeking an experienced software developer to join their remote team. The ideal candidate will develop new features using Node.js and TypeScript, design and deploy Solidity smart contracts, and contribute to CI/CD processes. With over 5 years in ...

Senior Backend Engineer — AI Powered Event Platform

Gomry Payments, located in Buenos Aires, Argentina, is seeking a backend developer to build user-facing features and improve database performance. You'll enhance observability, monitoring, and alerting, collaborating with a small team for high-quality outputs. We focus on minimizing distractions and fo ...

Lead Ruby Engineer – Secure Auth & Scalable Backend

EPAM Systems is seeking a Lead Ruby Developer in Buenos Aires to strengthen their Identity and Access Management Team. The successful candidate will develop high‑quality Ruby code for authentication and authorization services while focusing on performance and security. You will own complex technical in ...

Remote Blockchain Engineer: Solidity/TypeScript, Equity

Silver.dev, a leading blockchain company in Argentina, seeks an experienced software developer to join their remote team. You will develop new features using Node.js and TypeScript, design and deploy Solidity smart contracts, and contribute to CI/CD processes. The ideal candidate should have over 5 yea ...

Remote Android Engineer – LATAM, Data‑Driven & Hardware‑Focused

Zarego, a passionate team of developers, seeks an experienced Android Developer for remote work across LATAM. In this role, you'll develop and maintain high-quality Android native applications, ensuring data accuracy and enhancing app functionalities over time. Ideal candidates will have a solid backgr ...

Remote Android Engineer – LATAM, Data‑Driven & Hardware‑Focused

Zarego, a passionate team of developers, seeks an experienced Android Developer for remote work across LATAM. In this role, you'll develop and maintain high-quality Android native applications, ensuring data accuracy and enhancing app functionalities over time. Ideal candidates will have a solid backgr ...

Senior Backend Engineer SaaS/AI, Remote & Mentorship

Velozient in Argentina is seeking a full-time remote Agentic Developer with over 8 years of experience to contribute to a mission-critical SaaS platform. You will be instrumental in designing scalable systems and mentoring engineers. The ideal candidate must have expertise in .NET, C#, Python, or Node. ...

Remote Lead .NET Engineer — AI Driven Healthcare Platform

Werben Hr is hiring a Lead .NET Developer for a long-term healthcare technology initiative based in the U.S. This remote role requires strong backend engineering expertise and team leadership to create modern, scalable platforms. The successful candidate will have over 7 years of .NET experience and a ...

Senior React Engineer: SSR, AWS & Postgres Expert

Quadion Technologies in Tortuguitas, Buenos Aires, is seeking a Sr React Developer with advanced English proficiency to work on international projects. The ideal candidate will have proven experience in React, Python, AWS, and Postgres, along with strong problem-solving skills. This role offers benefit ...

Remote Blockchain Engineer: Solidity & TS — Equity

Silver.dev, a leading blockchain company in Argentina, is seeking an experienced software developer to join their remote team. The ideal candidate will develop new features using Node.js and TypeScript, design and deploy Solidity smart contracts, and contribute to CI/CD processes. With over 5 years in ...

Remote Senior Backend Engineer — Scale SaaS & Mentor

Velozient in Argentina is seeking a full-time remote Agentic Developer to contribute to a mission-critical SaaS platform. Candidates should have over 8 years of experience in .NET, C#, Python, Node.js, or similar technologies, along with excellent English communication skills. The role involves designi ...

Remote Senior Backend Engineer — Scale SaaS & Mentor

Velozient in Argentina is seeking a full-time remote Agentic Developer to contribute to a mission-critical SaaS platform. Candidates should have over 8 years of experience in .NET, C#, Python, Node.js, or similar technologies, along with excellent English communication skills. The role involves designi ...

Remote Senior Backend Engineer — Scale SaaS & Mentor

Velozient in Argentina is seeking a full-time remote Agentic Developer to contribute to a mission-critical SaaS platform. Candidates should have over 8 years of experience in .NET, C#, Python, Node.js, or similar technologies, along with excellent English communication skills. The role involves designi ...

Remote Senior Backend Engineer — Scale SaaS & Mentor

Velozient in Argentina is seeking a full-time remote Agentic Developer with over 8 years of software development experience. The role involves building and enhancing a mission-critical SaaS platform, designing scalable systems, and contributing to architectural decisions. Strong English communication s ...

Remote Senior Backend Engineer — Scale SaaS & Mentor

Velozient in Argentina is seeking a full-time remote Agentic Developer with over 8 years of software development experience. The role involves building and enhancing a mission-critical SaaS platform, designing scalable systems, and contributing to architectural decisions. Strong English communication s ...

Senior Full Stack Engineer: Microservices & Fintech APIs

NIR-YU, a digital solutions provider in Argentina, is looking for a talented developer with expertise in Java (Spring Boot) or Node.js. Key responsibilities include developing microservices and integrating third-party APIs in a fast-paced environment. Successful candidates will have strong skills in ev ...

Remote Frontend Engineer React/Next.js

Trafilea is seeking a talented frontend developer to join their remote team in Argentina. The position focuses on advanced frontend development, requiring strong proficiency in React and Next.js. Responsibilities include building high-quality user interfaces and effectively handling API integrations. T ...

Senior Full Stack Engineer for Auctions Marketplace

Minutentag is looking for a full-stack developer based in Buenos Aires, San Isidro. You will be responsible for developing and maintaining our digital auction platform, utilizing your skills in both frontend and backend technologies. The ideal candidate will have at least 4 years of experience in softw ...

Remote Frontend Engineer (React/Next)

Trafilea, a leading consumer tech platform, is seeking a talented frontend developer to join their remote team. This position focuses on advanced frontend development with a strong proficiency in React and Next.js. The role involves building high-quality user interfaces and effectively handling API int ...

Marketo Migration Specialist: Pardot to Marketo Expert

FPT Latin America is looking for a Marketo Developer in Ramos Mejía, Argentina, to support a migration project from Salesforce Pardot to Adobe Marketo. The successful candidate will execute multiple migrations and ensure data integrity while maintaining platform integrations. This role requires proven ...

LLM Powered Full Stack Engineer (React + Python)

Agileengine is seeking a Full Stack Developer in Buenos Aires to build and integrate LLM-powered features across frontend and backend systems. You'll work on developing React components, extending Python backend services, and utilizing LLM APIs to enhance product functionality. The ideal candidate shou ...

LLM Powered Full Stack Engineer (React + Python)

Agileengine is seeking a Full Stack Developer in Buenos Aires to build and integrate LLM-powered functionality across frontend and backend systems. The role involves developing React components and extending Python backend services while collaborating with product and engineering teams. The ideal candi ...

Senior Full Stack Engineer – Auctions Platform (Next.js)

Minutentag in Buenos Aires is seeking a skilled software developer to enhance our digital auction and marketplace platform. You will work across the technology stack, delivering high-quality user experiences and implementing full-stack features. The ideal candidate has over 4 years of experience in sof ...

Remote Frontend Engineer (React/Next)

Trafilea, a leading consumer tech platform, is seeking a talented frontend developer to join their remote team. This position focuses on advanced frontend development with a strong proficiency in React and Next.js. The role involves building high-quality user interfaces and effectively handling API int ...

Remote Frontend Engineer React/Next.js

Trafilea is seeking a talented frontend developer to join their remote team in Argentina. The position focuses on advanced frontend development, requiring strong proficiency in React and Next.js. Responsibilities include building high-quality user interfaces and effectively handling API integrations. T ...

LLM Powered Full Stack Engineer (React + Python)

Agileengine is seeking a Full Stack Developer in Buenos Aires to build and integrate LLM-powered features across frontend and backend systems. You will develop React components, extend Python backend services, and collaborate closely with product, QA, and engineering teams. This role requires commercia ...

Remote Junior Software Engineer AI Training Data

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 ideal candidate should have a degree in Computer Science, fluency in both Span ...

LLM Powered Full Stack Engineer (React + Python)

Agileengine is looking for a Full Stack Developer based in San Justo, Buenos Aires, to enhance and implement LLM-powered features. The selected candidate will work on developing React components, extending Python backend services, and leveraging LLM APIs to provide innovative product functionality. Thi ...

Remote Senior Backend Engineer — Scale SaaS & Mentor

Velozient in Argentina is looking for a full-time, remote Agentic Developer with over 8 years of experience in technologies like .NET, C#, Python, or Node.js. You will contribute to a mission-critical SaaS platform, focusing on enhancing core product capabilities. Your responsibilities include designin ...

Remote Full Stack Engineer — Golang, Python, React

Coderio, located in Buenos Aires, Argentina, seeks a skilled software developer to design and build scalable full-stack applications using Golang, Python, and React. The ideal candidate has over 3 years of experience executing high-performance backend services and building complex UIs. This role offers ...

Senior Backend Engineer Remote Architecting Scalable SaaS

Velozient in Argentina is looking for a full-time remote Agentic Developer with over 8 years of experience in .NET, C#, Python, or Node.js. The role involves contributing to a mission-critical SaaS platform, focusing on designing scalable systems and mentoring engineers. The ideal candidate will have e ...

Production AI & LLM Engineer: End to End Pipelines

OneSeven Tech (OST) in Lomas de Zamora is seeking an experienced AI developer to own end-to-end development of AI features. The role requires strong Python engineering skills, experience with LLM APIs, and practical knowledge of AWS Lambda. As part of a dynamic team, you will automate workflows, build ...

Production AI & LLM Engineer: End to End Pipelines

OneSeven Tech (OST) in Lomas de Zamora is seeking an experienced AI developer to own end-to-end development of AI features. The role requires strong Python engineering skills, experience with LLM APIs, and practical knowledge of AWS Lambda. As part of a dynamic team, you will automate workflows, build ...

Remote Senior Backend Engineer — Scale SaaS & Mentor

Velozient in Argentina is seeking a full-time, remote Agentic Developer with over 8 years of experience in .NET, C#, Python, or Node.js. This role involves contributing to a mission-critical SaaS platform, focusing on building and enhancing core product capabilities. Responsibilities include designing ...

Lead Linux OS Engineer — Mentor & Build Secure Wayland OS

Framework Ventures in Buenos Aires, Argentina is looking for a Lead Linux Developer to innovate a secure, user-friendly operating system based on Wayland. You will mentor a team and design core OS components, ensuring seamless integration across devices. The ideal candidate has a degree in Computer Sci ...

Remote Android Kotlin Engineer Build High Performance Apps

Rehire, a technology support company, is seeking an experienced Android Mobile Developer for a fully remote position. The role requires strong expertise in Kotlin and Android development. Responsibilities include developing and maintaining high-performance Android applications, collaborating with inter ...

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    Senior Fullstack Developer Reactjava Jobs in Buenos Aires Job Search Guide, Trends and Insights