74,436+ Semi Senior Fullstack Backend Engineer Pythonjava React Jobs in Argentina — Top Companies Hiring June 2026

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Senior QA Automation Engineer Backend & API (Remote)

005_INAR Intive SA seeks a Quality Assurance Analyst to join their team in Argentina. This role involves designing and executing test cases, validating system functionality, and collaborating across teams to ensure quality assurance. The ideal candidate has 5+ years of experience in QA, focusing on bac ...

Senior Backend Engineer Java, Distributed Systems & Impact

Una empresa en innovación tecnológica busca incorporar un Software Developer - Back end en Argentina. Te encargarás de diseñar algoritmos, producir código limpio y colaborar con otros desarrolladores. Se requiere al menos 5 años de experiencia en desarrollo back-end y conocimientos en Java. Se ofrecen beneficios ...

Senior QA Automation Engineer Backend & API (Remote)

005_INAR Intive SA seeks a Quality Assurance Analyst to join their team in Argentina. This role involves designing and executing test cases, validating system functionality, and collaborating across teams to ensure quality assurance. The ideal candidate has 5+ years of experience in QA, focusing on bac ...

Senior QA Automation Engineer Backend & API (Remote)

005_INAR Intive SA seeks a Quality Assurance Analyst to join their team in Argentina. This role involves designing and executing test cases, validating system functionality, and collaborating across teams to ensure quality assurance. The ideal candidate has 5+ years of experience in QA, focusing on bac ...

Senior Backend Engineer: GCP Data Migration & CDC

AgileEngine is looking for a Senior Backend Engineer in Rosario, Argentina. The role involves leading the migration to multiple domain-specific data stores on Google Cloud Platform (GCP), with a focus on data operations such as backfills and Change Data Capture. Candidates must have over 6 years of exp ...

Senior Backend Engineer (TS/Node) Remote + Equity

A forward-thinking tech startup is seeking a backend developer who thrives in a high-urgency environment. Ideal candidates should possess strong expertise in TypeScript and Node, with abilities to learn new technologies quickly. This is a fully remote role with a focus on efficiency and autonomy. Join a profitab ...

Senior Backend Engineer AdTech Platform (Remote/Flex)

AgileEngine, LLC. is looking for an experienced Senior Backend Developer (AdTech) in Mendoza, Argentina. You will create scalable backend systems for next-gen advertising platforms, utilizing technologies like Python and Kubernetes. The ideal candidate has substantial experience in software development ...

Senior GCP Backend Engineer — Remote Cloud Native

A leading tech company in Argentina seeks a GCP Backend / Cloud Engineer to design and deploy cloud-native solutions. The ideal candidate has over 5 years of experience with Google Cloud Platform and strong backend development skills in Python. This role emphasizes collaboration within diverse teams and offers a ...

Remote Senior Python Backend Engineer Financial Systems

A cloud technology company is looking for a Senior Python Backend Engineer to develop and scale financial systems for Property & Casualty insurers. This fully remote role requires expertise in Python, Django, and cloud solutions. Ideal candidates will possess over 5 years of experience in web development, partic ...

Tech Support Engineer (Senior) Backend & Automation (Java)

A leading blockchain technology company is looking for a Tier 3 Technical Support Engineer in Argentina to manage advanced technical issues and work closely with development teams. Ideal candidates should have 5–15 years of experience in technical support or backend engineering, proficiency in Java and troublesh ...

Senior Backend Engineer – Fintech Scale & Policy Automation

A fintech company based in Argentina is seeking a backend engineer with at least 6 years of experience in software engineering. The role involves designing and building scalable backend systems for financial transactions and collaborating with cross-functional teams to deliver optimal user experiences. The ideal ...

Senior Java/Kotlin Backend Engineer (Microservices) Hybrid

Adn - Recursos Humanos busca un desarrollador backend con más de cinco años de experiencia en Java y Kotlin. El candidato ideal deberá diseñar, desarrollar y mantener servicios backend y APIs RESTful, contribuyendo a arquitecturas basadas en microservicios. La posición ofrece modalidad de trabajo híbri ...

Senior Backend API Engineer — SDUI for Flutter

TurnKey Tech Staffing is seeking an experienced backend developer to lead the design and operation of SDUI APIs for Flutter clients. The ideal candidate will have over 7 years of experience in building production microservices and APIs, with strong skills in TypeScript and a solid understanding of AWS service ...

Senior Ruby Engineer: Secure, Scalable Backend & Mentorship

EPAM Systems is looking for a Senior Ruby Developer to improve security and reliability in their authentication and authorization services. The ideal candidate will have at least 3 years of software development experience with a strong proficiency in Ruby, along with familiarity in React and TypeScript. < ...

Senior Backend API Engineer | Microservices & AWS Lead

TurnKey Tech Staffing is seeking an experienced backend developer to lead the design and operation of SDUI APIs for Flutter clients. This role requires over 7 years of experience in building production microservices and APIs, with strong skills in TypeScript and a solid understanding of AWS services. T ...

Senior .NET Test Automation Engineer — Remote Backend

A leading tech firm is seeking a Senior Test Automation Engineer to work on a high-impact healthcare project. This remote position offers a chance to design and maintain automated testing solutions for backend systems, ensuring quality and reliability. Candidates should have over 5 years in software testing with ...

Senior Java Backend Engineer Microservices with Spring

Baufest, una empresa de tecnología en Argentina, busca un/a Java SSR Developer para unirse a su equipo. El candidato ideal debe tener más de 3 años de experiencia en desarrollo backend con Java y microservicios. Entre las responsabilidades se incluyen la modelización de especificaciones, revisión de có ...

Senior Backend Python Engineer: APIs & Microservices (Hybrid)

C&S informática en Buenos Aires busca un Desarrollador Backend Python Senior, encargado de diseñar e implementar APIs y microservicios. Se requieren más de 5 años de experiencia en desarrollo backend con Python, así como un título en Ciencias de la Computación. El candidato ideal tendrá conocimientos e ...

Senior API & Backend Engineer – Server Driven UI

TurnKey Tech Staffing is seeking an experienced backend engineer to lead the design and operation of APIs for Server-Driven UI in Mendoza, Argentina. This role involves creating robust RESTful APIs and improving service reliability and performance. The ideal candidate must have over 7 years of experien ...

Senior Server Driven UI & Backend API Engineer

TurnKey Tech Staffing is hiring a skilled developer in San Salvador de Jujuy, Argentina. This role focuses on leading the design and operation of APIs for Server-Driven UI in Flutter. Candidates should have over 7 years of experience in building production microservices and APIs, alongside strong communicatio ...

Senior Backend Python Engineer – APIs y Microservicios

Acerca de C&SHola! Somos CYS, una empresa de más de 160 profesionales, consolidada hace 40 años en el mercado. Nuestro propósito es garantizar la satisfacción de nuestros clientes; para ello, ofrecemos servicios de Desarrollo de Software, Talent Outsourcing y Consultoría IT.· Desarrollador Backend Python ...

Senior Backend Engineer – Adtech (Santiago Del Estero)

About the Role We are looking for a Senior Backend Engineer to architect and build the core systems of a next-generation AdTech platform that embeds products directly into visual experiences. You will design high-throughput, low-latency services for campaign delivery, targeting, attribution, and p ...

Senior Remote Backend Integration Engineer (Node.js / Python)

Talent Connect is seeking a Senior Integration Engineer to design and build integration systems and backend services. This hands-on role requires 5+ years in backend engineering, focusing on systems that ensure data reliability and performance. You will manage APIs and integrate with third-party platfo ...

Senior .NET Backend Engineer – Remote/Hybrid Impact

Acciona IT busca un Desarrollador .NET Ssr para trabajar en un esquema híbrido en CABA o de forma remota. El candidato debe tener sólidos conocimientos en programación Web .Net y metodologías ágiles. Ofrecemos grandes oportunidades de desarrollo, prepaga para el grupo familiar, días adicionales de vaca ...

Senior AI Backend Engineer Python, LLMs & Azure

Cross Border Talents busca un/a AI Engineer Backend en Buenos Aires para unirse a una empresa tecnológica líder. La posición requiere experiencia sólida en Python y desarrollar Webservices/APIs, integrando herramientas cloud como Azure AI. El candidato ideal habrá llevado soluciones de IA a producción ...

Senior Backend Engineer — AdTech Platform (Remote/Flextime)

Agileengine is seeking a Senior Backend Engineer in Rosario, Santa Fe, Argentina, to architect and build core systems for a next-generation AdTech platform. You will design high-throughput services for campaign management, targeting, and integration. The ideal candidate should have experience in softwa ...

Senior Node.js Backend Engineer – Fintech, AWS, Remote

Naranja X busca un desarrollador backend para unirse a su equipo, centrado en la creación de soluciones escalables utilizando NodeJS y TypeScript. La posición implica trabajar en la integración de servicios de pagos y construir APIs de alto rendimiento. Además, ofrecemos un entorno de trabajo híbrido y ...

Senior Java Backend Engineer Microservices & Spring Boot

Brightside It Consulting busca incorporar un Backend Engineer Senior en Merlo, Buenos Aires. El candidato ideal tendrá una sólida experiencia en Java 17+ y será responsable del desarrollo de APIs REST, así como de la implementación de soluciones utilizando Spring Boot 3. Se requiere un perfil autónomo, ...

Senior Backend Engineer, AdTech Platform Remote & Flexible

AgileEngine in Córdoba, Argentina, is looking for a Senior Backend Developer to help build a next-generation advertising platform. You will architect core systems and design APIs while leveraging technologies like Python, Django, and AWS. The role requires strong ownership in a fast-paced environment, ...

Senior Python Backend Engineer — Global Analytics Platform

EPAM Systems is seeking a Senior Python Back-End Developer in Campana, Argentina, to enhance their supply-chain data analytics platform. In this role, you will develop back-end components using Python and Flask, implement RESTful APIs, and optimize PostgreSQL databases. The ideal candidate will have at ...

Senior Backend Engineer — AI Powered Event Platform

Gomry Payments in Venado Tuerto is looking for a backend developer to join their team. The role involves building user-facing features, improving database performance, and scaling services. Working at Gomry means enjoying a trusting environment where small teams operate independently and high quality i ...

Senior Api Engineer (Sdui & Backend Operations) (Ituzaingó)

Headspace Health is the world's most accessible and comprehensive digital mental health and wellbeing platform. Headspace Health will democratize mental health and wellbeing so people around the world are supported by a full spectrum of affordable care. In addition to its vast library of mindfulness and me ...

Senior Api Engineer (Sdui & Backend Operations) (Berazategui)

Headspace Health is the world's most accessible and comprehensive digital mental health and wellbeing platform. Headspace Health will democratize mental health and wellbeing so people around the world are supported by a full spectrum of affordable care. In addition to its vast library of mindfulness ...

Senior Backend Engineer (Java/Node) Impactful & Innovative

Werben Hr en Lomas de Zamora busca un desarrollador back-end con al menos 5 años de experiencia. La vacante implica colaboración con otros desarrolladores, creación de algoritmos y desarrollo de código basado en especificaciones. El candidato ideal debe tener experiencia con Java y Node.js, así como co ...

Senior Api Engineer (Sdui & Backend Operations) (Rosario)

Headspace Health is the world's most accessible and comprehensive digital mental health and wellbeing platform. Headspace Health will democratize mental health and wellbeing so people around the world are supported by a full spectrum of affordable care. In addition to its vast library of mindfulness ...

Senior Backend Engineer — AI Powered Event Platform

Gomry Payments, based in Avellaneda, Buenos Aires, is seeking a talented developer to build the backend for user-facing features. You will enhance our infrastructure performance, improve observability for operational incidents, and scale our service through innovative architectural changes. At Gomry, w ...

Senior Backend Engineer Java, Distributed Systems & Impact

Una empresa en innovación tecnológica busca incorporar un Software Developer - Back end en Argentina. Te encargarás de diseñar algoritmos, producir código limpio y colaborar con otros desarrolladores. Se requiere al menos 5 años de experiencia en desarrollo back-end y conocimientos en Java. Se ofrecen beneficios ...

Senior Kotlin Backend Engineer Id63949 (Buenos Aires)

AgileEngine is an Inc. **** company that creates award-winning software for Fortune 500 brands and trailblazing startups across 17+ industries. We rank among the leaders in areas like application development and AI/ML, and our people-first culture has earned us multiple Best Place to Work awards. </ ...

Senior Python Backend Engineer – Analytics Platform (Corrientes)

EPAM Systems is seeking a Senior Python Back‑End Developer in Argentina to enhance their innovative supply‑chain data analytics platform. The role involves developing scalable back‑end components with Python and Flask, implementing RESTful APIs, and optimizing PostgreSQL databases. The adequa ...

Senior Python Backend Engineer for Analytics Platform

EPAM Systems is looking for a Senior Python Back-End Developer in Argentina to improve their innovative supply-chain data analytics platform. The role focuses on developing scalable back-end components using Python and Flask, implementing RESTful APIs, and optimizing PostgreSQL databases. The ideal can ...

Senior Backend Engineer — AI Powered Event Platform

Gomry Payments is seeking a backend developer in Salta, Argentina, to build various user-facing features and enhance our database performance. You will scale services through architectural improvements while consistently focusing on quality. Our team operates in a trust-driven environment, maximizing f ...

Senior Python Backend Engineer for Analytics Platform

EPAM Systems is seeking a Senior Python Back-End Developer to join their team in Lomas de Zamora, Buenos Aires. In this role, you will enhance their innovative supply-chain data analytics platform by developing scalable back-end components. Your responsibilities include implementing RESTful APIs and op ...

Senior Backend Engineer — Scale Attendance Analytics (Morón)

Newsela is looking for a Senior Software Engineer in Argentina to join the EveryDay Labs team. Responsibilities Design and maintain software components that enhance attendance analytics and student data systems. Develop new features. Automate processes. Contr ...

Senior Java Backend Engineer for Scalable Microservices

Somnio Software is seeking a Senior Java Software Engineer to architect and develop scalable, high-performance backend systems. As part of a talented team, you will leverage Java technologies to deliver robust solutions for critical applications. You will engage deeply with best practices in coding and ...

Senior Backend Engineer, Full Time (Argentina) (Florida)

Gomry is an AI‑native event platform targeting the $400B annual advertising budget that goes into events. We are building a proprietary AI‑native ad network that installs on our own and third‑party ticketing platforms, with ultra‑native placements for the event industry. This enables event organizers and s ...

Senior Backend Engineer — AI Powered Event Platform

Gomry Payments, based in San Luis, Argentina, is seeking a skilled backend developer to enhance their AI-native event platform. The role involves building user-facing features, improving database performance, and scaling services through architectural changes. The company values trust, minimal meetings ...

Senior Backend Engineer — Scale Attendance Analytics (Resistencia)

Newsela is looking for a Senior Software Engineer in Argentina to join the EveryDay Labs team. Responsibilities Design and maintain software components that enhance attendance analytics and student data systems. Develop new features. Automate processes. Contr ...

Senior Api Engineer: Sdui & Backend Reliability (Berazategui)

Headspace Health is looking for an experienced backend engineer to lead the design and operation of APIs that power our Server-Driven UI for Flutter clients. You’ll work on building production microservices, ensuring the reliability and performance of our services while mentoring team members. < ...

Senior GCP Backend Engineer — Remote Cloud Native

A leading tech company in Argentina seeks a GCP Backend / Cloud Engineer to design and deploy cloud-native solutions. The ideal candidate has over 5 years of experience with Google Cloud Platform and strong backend development skills in Python. This role emphasizes collaboration within diverse teams and offers a ...

Senior Backend Python Engineer – Remote, Global Impact

A dynamic technology startup is looking for a Senior Backend Python Developer to design and maintain backend applications for a global customer base. The ideal candidate has over 5 years of experience in backend development, strong expertise in Python and MySQL, and hands-on experience with AWS services. This fu ...

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    Semi Senior Fullstack Backend Engineer Pythonjava React Jobs in Argentina Job Search Guide, Trends and Insights