Senior Backend Developer

Company DescriptionWe are a growing technology company operating complex systems that support international operations. Our engineering team focuses on data, automation, and reliable infrastructure at scale. As we expand, we are strengthening our backend capabilities with experienced developers who can take ownership of core services and contribute to a fast-moving technical environment.Role DescriptionThis is a full-time on-site position for a Senior Backend Developer based in Buenos Aires.You will be responsible for designing, implementing, and improving backend services, data flows, and system components that must perform reliably under real-world load.Your work will involve:Designing, developing, and maintaining backend systems, databases, and APIsEnsuring performance, stability, and security across the platformCollaborating with cross-functional teams on features and technical decisionsConducting code reviews and maintaining high-quality engineering practicesTroubleshooting production issues and improving system reliability over timeContributing ideas to evolve the platform’s architecture as the company scalesThe role requires independence, ownership, and the ability to reason about real technical constraints.QualificationsSolid knowledge and experience in Computer Science fundamentalsProficiency in Back-End Web Development and Software DevelopmentExperience with designing databases and creating efficient APIsAbility to work collaboratively within teams and support problem-solvingProfessional experience with backend development frameworks and toolsHands-on experience in developing scalable, secure, and maintainable systemsDegree in Computer Science, Software Engineering, or a related field is preferredTechnologies: Postgres, Golang, C++, AWS, DockerHow we workWe value clear thinking and technical ownership.We avoid bureaucracy and focus on solving real engineering problems.We expect teammates to be autonomous, reliable, and able to reason about constraints.We prefer simple, robust solutions over fashionable complexity.What We OfferMeaningful ownership of real systemsTechnical influence in a small, high-impact teamOpportunities to shape architecture as the platform evolves