Senior Backend Developer

Join inetum2 as a Senior Backend Developer, where you will play a key role in designing and implementing robust backend systems. Collaborate with cross-functional teams to create scalable applications that provide an exceptional user experience. Your expertise will drive the development process and enhance our product offerings.

Valtech is seeking a Senior AEM Backend Developer for its remote team based in Argentina. This position focuses on designing and maintaining backend systems with Adobe Experience Manager (AEM), supporting digital solutions for well-known global brands. What you will do Develop and maintain backend components using AEM as the core technology. Contribute to the creation of digital products that enhance customer experiences. Collaborate with teams to challenge established methods and introduce improvements. Help clients adapt to changing technologies and evolving customer needs. What Valtech offers Opportunities for professional growth and international career development. A values-driven workplace that encourages continuous learning and idea sharing. Support for shaping the way customers engage with brands. This senior backend developer role is fully remote within Argentina and offers the chance to work on impactful projects for global clients.

Anyone AI is seeking Backend Developers based in Argentina for fully remote, project-based consultancy work. This role centers on designing and evaluating realistic software engineering tasks that support AI training. Consultants will work on a flexible, part-time basis and are compensated per project, with the freedom to set their own schedules and use their preferred tools. Role overview As a Backend Developer - AI Trainer, you will create and review software engineering tasks that mirror real-world scenarios. This includes bug fixes, feature development, code refactoring, and generating tests. The position involves both hands-on coding and peer review to ensure each task meets high standards of accuracy and clarity. Responsibilities Design and implement complex coding tasks for bug fixing, feature development, refactoring, and testing. Write clear, natural-language specifications with reference implementations. Develop and extend unit and integration test suites. Review peer-generated tasks for correctness, clarity, and realism. Identify edge cases, ambiguities, and potential failure modes. Ensure alignment between specifications, code, and expected outputs. Requirements Advanced written English skills. 3 to 7 years of professional experience in software engineering. Strong knowledge of Python and JavaScript or TypeScript, plus familiarity with Java, C#, or Go. Background in backend or full-stack development for production systems. Experience with testing frameworks such as pytest, Jest, JUnit, xUnit, or Go testing tools. Ability to debug and navigate large, multi-file codebases. Experience with code reviews, refactoring, and managing production migrations. Engagement details Part-time, project-based consultancy. Fully remote from Argentina. Compensation per project, with hourly rates estimated by expected completion time. Consultants may provide services to other vendors or employers, subject to their policies. Expected outcomes Delivery of high-quality, production-ready software engineering tasks.

Role overview Jobgether is seeking a Senior Node.js Backend Developer for a partner company in Argentina. This remote-first role centers on building secure, scalable, and real-time backend systems that support digital finance services with a global footprint. What you will do Design and implement backend infrastructure using Node.js, prioritizing security and scalability. Develop and maintain APIs and backend services that power digital financial products. Work on distributed systems and address complex technical challenges as they arise. Collaborate with engineering teams across different regions to deliver dependable, high-performing solutions. Lead performance optimization efforts and help shape the architecture of core backend systems. What stands out in this role Significant autonomy and ownership of key projects and technical decisions. Room to innovate and help steer product direction. Opportunities for continuous learning in a team of experienced engineers. Direct influence on products used by customers worldwide. Location This position is open to candidates based in Argentina and is remote-first.

Role overview Anyone AI is looking for Backend Developers (Python) to join as project consultants. This is a part-time, fully remote position for candidates based in Argentina. Consultants work on a project basis and manage their own schedules. What you will do Design and review practical software engineering challenges, such as bug fixes, feature enhancements, refactoring assignments, and test development. Create advanced coding scenarios for others to solve. Assess peer submissions for accuracy and code quality. Engagement details Part-time, project-based consultancy Work fully remotely from anywhere in Argentina Set your own hours and manage your schedule independently

Role Overview anyone-ai is looking for a Backend Developer with a focus on AI training. This fully remote position is based in Argentina. The role centers on building backend systems that power AI-driven solutions and support ongoing technical innovation. What You Will Do Develop and maintain backend infrastructure for AI technologies Contribute to projects that improve efficiency and enable new AI capabilities Work closely with the team to deliver reliable systems for training and deploying AI models Location Remote within Argentina

Join our innovative team as a Backend Developer at inetum2! We are on the lookout for talented developers who are passionate about creating robust server-side applications. Your expertise will contribute to building scalable and efficient systems that enhance user experiences.

Why choose Valtech? We are a pioneering experience innovation company and a trusted partner to some of the world’s leading brands. We provide our team with exceptional growth prospects, a values-driven culture, international career opportunities, and the chance to shape the future of experiences.The OpportunityAt Valtech, you will discover an environment that promotes continuous learning, meaningful impact, and professional development. Whether you are innovating digital solutions, challenging traditional thinking, or crafting the next generation of customer experiences, your contributions will help transform industries.

En Inetum, estamos buscando un Desarrollador Backend apasionado y experimentado para unirse a nuestro talentoso equipo. Si tienes una sólida trayectoria en desarrollo backend y deseas trabajar en proyectos innovadores, ¡esta es tu oportunidad!

Role overview Hopper is seeking a Senior Backend Engineer with a focus on API development. This remote position is open to candidates based in Argentina. The main responsibility is to design and build backend services that power Hopper’s travel platform. What you will do Design and implement backend APIs and services to support the platform Collaborate with engineering, product, and design teams to deliver features Develop scalable solutions that enhance the traveler experience and help achieve business objectives Location and remote work This role is fully remote and open to applicants residing in Argentina.

Anyone AI is looking for a Backend Developer to join as a consultant. This position centers on supporting projects in artificial intelligence, working fully remotely from anywhere in Argentina. Role overview This consulting role focuses on backend development within AI-driven projects. The work involves contributing technical expertise and collaborating with teams to advance project goals in the artificial intelligence space. Location This is a fully remote position open to candidates based in Argentina.

About UsAt Stensul, we are redefining the landscape of enterprise marketing with our Governed Creation™ Platform. Designed to empower marketing teams, our platform enables rapid, safe, and scalable campaign creation. We integrate AI-driven tools, no-code production, embedded governance, and seamless marketing tech integrations, resulting in faster outputs, cost efficiency, and consistent brand alignment.We pride ourselves on our people-centric approach, emphasizing inclusive collaboration, accountability, and ongoing learning. If you thrive in a dynamic environment and aspire to shape the future of marketing creation, we would love to connect with you.Your RoleAs a Senior Backend Engineer, you will join our close-knit, cross-functional Product Engineering team. Your expertise will be instrumental in enhancing the Stensul platform's value for our esteemed clients by delivering high-quality solutions that meet rigorous standards. You will collaborate with Product, Design, and QA professionals to identify and address new market opportunities with agility. Your contributions will help elevate our software development practices, and you will also serve as a mentor to junior developers.During this exciting phase of growth, you will work alongside talented individuals in a collaborative atmosphere that fosters innovation and personal development. Our technology stack features PHP, MongoDB, Redis, Docker, JavaScript (including Node.js), Vue.js, Go, and Python, among others. Continuous improvement is one of our core values, and we actively seek new tools and languages that enhance our work processes.Key Responsibilities Include:Transforming loosely defined requirements into effective solutions aligned with our product vision.Collaborating within a cross-functional team to understand user needs and deliver exceptional features.Engaging in architectural and system design discussions.Designing, implementing, and maintaining enhancements to our platform's functionality.Writing high-quality, maintainable, and standardized code.Diagnosing and resolving bugs.Adhering to and improving our agile methodology.Leading initiatives from inception through delivery and ongoing maintenance.

Join the FlipaClip Team!FlipaClip is the leading animation application worldwide, boasting over 90 million installations. Transform your mobile device into a powerful animation studio!In an industry traditionally reliant on massive budgets and extensive production timelines, we are pioneering a new era. Imagine a blockbuster animated film created by a 15-year-old in her parent's basement, using just a smartphone — all at zero cost. We are making this a reality.

Role Overview Delivery Hero is looking for a Senior Backend Software Engineer in CABA to help build and scale applications that support our delivery services. This role focuses on designing, developing, and maintaining backend systems that keep our platform reliable and performant as we grow. What You Will Do Work with teams across disciplines to design and implement backend solutions Develop and maintain systems that handle increasing traffic and data Contribute to the stability and reliability of our core architecture Help improve application performance for a growing user base

Join Delivery Hero as a Senior Backend Software Engineer, where you will play a critical role in shaping the future of our technology. If you are passionate about backend development and eager to tackle complex challenges in a fast-paced environment, we want to hear from you!

Join our innovative team at Delivery Hero as a Backend Software Engineer, where you will play a pivotal role in developing robust backend solutions that enhance our delivery services. This exciting opportunity allows you to work with cutting-edge technologies and collaborate with a talented team dedicated to revolutionizing the way people receive their food.

Join Silver as a Backend Engineer specializing in Python. We are looking for a talented engineer who is passionate about building robust and scalable backend systems. In this role, you will be responsible for developing server-side applications, optimizing data storage solutions, and collaborating with front-end developers to create seamless user experiences. If you thrive in a dynamic environment and enjoy tackling complex challenges, we want to hear from you!

Join the Fintech Engineering team at PedidosYa, where you'll have the chance to play a pivotal role in the development of one of our fastest-growing products. This position allows you to build from the ground up, contributing to one of the company's most ambitious long-term strategic initiatives. We are looking for talented software engineers who are eager to tackle complex technical challenges and create financial solutions that enhance the experience for millions of users in a highly dynamic environment.Promote best practices in code quality to ensure scalability and flexibility.Develop microservices that meet our rigorous standards.Integrate both internal and external services, enhancing the user experience.Collaborate with the team to propose and implement new features and improvements.Work within a high-performance team to achieve defined goals.

The Payments Engineering team at Betsson Group is expanding, and we are in search of talented Backend Software Engineers specializing in .NET/C#!About UsProud sponsors of Boca Juniors and Racing Club, Betsson is a leading iGaming operator, delivering a diverse range of online gaming products across multiple markets through our own gaming platforms and various partner brands.As a member of our Engineering team, your primary focus will be on crafting an exceptional payment customer experience, enhancing our payment pages, and broadening the array of payment options available across our brands and markets. Join an international team of top industry professionals and immerse yourself in cutting-edge technologies while managing critical company responsibilities.Your Contributions Will Include:Designing, developing, and maintaining scalable and reliable server-side applications utilizing the .NET framework and related technologies.Collaborating with cross-functional teams, including front-end developers, product managers, and designers, to gather requirements and convert them into technical specifications.Creating and implementing efficient and secure RESTful APIs and microservices to support client applications and integrations.Demonstrating a strong understanding of object-oriented programming (OOP) principles and design patterns.

Join Bancoli (https://bancoli.com), a forward-thinking fintech company driven by a team of passionate professionals committed to crafting solutions that make a significant impact. Our focus on collaboration and innovation allows us to create products that enhance lives, and we pride ourselves on working swiftly yet thoughtfully to ensure our contributions are meaningful.We are in search of a Senior Backend Engineer specializing in automation to enhance our diverse, globally distributed team. In this pivotal role, you will be key in developing secure, scalable, and user-friendly fintech products that cater to thousands of businesses worldwide. This position is entirely remote.Your contributions will involve driving the evolution of innovative, AI-enhanced software. You will work on optimizing our international value-moving products, such as predictive services and multi-currency payment systems, ensuring they meet the highest standards for safety, privacy, and performance.